diff options
Diffstat (limited to 'arch')
87 files changed, 2105 insertions, 2387 deletions
diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig index be80f037f85a..52d86c4485bf 100644 --- a/arch/arm/configs/u8500_defconfig +++ b/arch/arm/configs/u8500_defconfig @@ -9,6 +9,10 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set CONFIG_ARCH_U8500=y +CONFIG_UX500_SOC_DB5500=y +CONFIG_UX500_SOC_DB8500=y +CONFIG_MACH_U8500=y +CONFIG_MACH_U5500=y CONFIG_SMP=y CONFIG_NR_CPUS=2 CONFIG_PREEMPT=y diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index fae931ac2e56..5d3d9ade12fb 100644 --- a/arch/arm/mach-msm/Kconfig +++ b/arch/arm/mach-msm/Kconfig @@ -40,11 +40,13 @@ config ARCH_MSM8X60 bool "MSM8X60" select MACH_MSM8X60_SURF if (!MACH_MSM8X60_RUMI3 && !MACH_MSM8X60_SIM \ && !MACH_MSM8X60_FFA) + select ARCH_MSM_SCORPIONMP select ARM_GIC select CPU_V7 select MSM_V2_TLMM select MSM_GPIOMUX select IOMMU_API + select MSM_SCM if SMP endchoice @@ -172,4 +174,7 @@ config MSM_V2_TLMM config IOMMU_API bool + +config MSM_SCM + bool endif diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile index 59646bbd6195..94195c190e13 100644 --- a/arch/arm/mach-msm/Makefile +++ b/arch/arm/mach-msm/Makefile @@ -18,6 +18,10 @@ obj-$(CONFIG_MSM_PROC_COMM) += clock.o obj-$(CONFIG_ARCH_QSD8X50) += sirc.o obj-$(CONFIG_MSM_SMD) += smd.o smd_debug.o obj-$(CONFIG_MSM_SMD) += last_radio_log.o +obj-$(CONFIG_MSM_SCM) += scm.o scm-boot.o + +obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o +obj-$(CONFIG_SMP) += headsmp.o platsmp.o obj-$(CONFIG_MACH_TROUT) += board-trout.o board-trout-gpio.o board-trout-mmc.o devices-msm7x00.o obj-$(CONFIG_MACH_TROUT) += board-trout.o board-trout-gpio.o board-trout-mmc.o board-trout-panel.o devices-msm7x00.o diff --git a/arch/arm/mach-msm/headsmp.S b/arch/arm/mach-msm/headsmp.S new file mode 100644 index 000000000000..d0c214338df9 --- /dev/null +++ b/arch/arm/mach-msm/headsmp.S @@ -0,0 +1,40 @@ +/* + * linux/arch/arm/mach-realview/headsmp.S + * + * Copyright (c) 2003 ARM Limited + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/linkage.h> +#include <linux/init.h> + + __INIT + +/* + * MSM specific entry point for secondary CPUs. This provides + * a "holding pen" into which all secondary cores are held until we're + * ready for them to initialise. + */ +ENTRY(msm_secondary_startup) + mrc p15, 0, r0, c0, c0, 5 + and r0, r0, #15 + adr r4, 1f + ldmia r4, {r5, r6} + sub r4, r4, r5 + add r6, r6, r4 +pen: ldr r7, [r6] + cmp r7, r0 + bne pen + + /* + * we've been released from the holding pen: secondary_stack + * should now contain the SVC stack for this core + */ + b secondary_startup + + .align +1: .long . + .long pen_release diff --git a/arch/arm/mach-msm/hotplug.c b/arch/arm/mach-msm/hotplug.c new file mode 100644 index 000000000000..5a31f70dfb8e --- /dev/null +++ b/arch/arm/mach-msm/hotplug.c @@ -0,0 +1,91 @@ +/* + * Copyright (C) 2002 ARM Ltd. + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/smp.h> + +#include <asm/cacheflush.h> + +extern volatile int pen_release; + +static inline void cpu_enter_lowpower(void) +{ + /* Just flush the cache. Changing the coherency is not yet + * available on msm. */ + flush_cache_all(); +} + +static inline void cpu_leave_lowpower(void) +{ +} + +static inline void platform_do_lowpower(unsigned int cpu) +{ + /* Just enter wfi for now. TODO: Properly shut off the cpu. */ + for (;;) { + /* + * here's the WFI + */ + asm("wfi" + : + : + : "memory", "cc"); + + if (pen_release == cpu) { + /* + * OK, proper wakeup, we're done + */ + break; + } + + /* + * getting here, means that we have come out of WFI without + * having been woken up - this shouldn't happen + * + * The trouble is, letting people know about this is not really + * possible, since we are currently running incoherently, and + * therefore cannot safely call printk() or anything else + */ + pr_debug("CPU%u: spurious wakeup call\n", cpu); + } +} + +int platform_cpu_kill(unsigned int cpu) +{ + return 1; +} + +/* + * platform-specific code to shutdown a CPU + * + * Called with IRQs disabled + */ +void platform_cpu_die(unsigned int cpu) +{ + /* + * we're ready for shutdown now, so do it + */ + cpu_enter_lowpower(); + platform_do_lowpower(cpu); + + /* + * bring this CPU back into the world of cache + * coherency, and then restore interrupts + */ + cpu_leave_lowpower(); +} + +int platform_cpu_disable(unsigned int cpu) +{ + /* + * we don't allow CPU 0 to be shutdown (it is still too special + * e.g. clock tick interrupts) + */ + return cpu == 0 ? -EPERM : 0; +} diff --git a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h index 7c43a9bff1a9..a54e33b0882e 100644 --- a/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h +++ b/arch/arm/mach-msm/include/mach/msm_iomap-8x60.h @@ -60,7 +60,11 @@ #define MSM_TMR_BASE IOMEM(0xF0200000) #define MSM_TMR_PHYS 0x02000000 -#define MSM_TMR_SIZE (SZ_1M) +#define MSM_TMR_SIZE SZ_4K + +#define MSM_TMR0_BASE IOMEM(0xF0201000) +#define MSM_TMR0_PHYS 0x02040000 +#define MSM_TMR0_SIZE SZ_4K #define MSM_GPT_BASE (MSM_TMR_BASE + 0x4) #define MSM_DGT_BASE (MSM_TMR_BASE + 0x24) diff --git a/arch/arm/mach-msm/io.c b/arch/arm/mach-msm/io.c index f912d7bf1889..800f327a7ecc 100644 --- a/arch/arm/mach-msm/io.c +++ b/arch/arm/mach-msm/io.c @@ -105,6 +105,7 @@ static struct map_desc msm8x60_io_desc[] __initdata = { MSM_DEVICE(QGIC_DIST), MSM_DEVICE(QGIC_CPU), MSM_DEVICE(TMR), + MSM_DEVICE(TMR0), MSM_DEVICE(ACC), MSM_DEVICE(GCC), }; diff --git a/arch/arm/mach-msm/platsmp.c b/arch/arm/mach-msm/platsmp.c new file mode 100644 index 000000000000..0f427bc94447 --- /dev/null +++ b/arch/arm/mach-msm/platsmp.c @@ -0,0 +1,166 @@ +/* + * Copyright (C) 2002 ARM Ltd. + * All Rights Reserved + * Copyright (c) 2010, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/jiffies.h> +#include <linux/smp.h> +#include <linux/io.h> + +#include <asm/hardware/gic.h> +#include <asm/cacheflush.h> +#include <asm/mach-types.h> + +#include <mach/msm_iomap.h> + +#include "scm-boot.h" + +#define VDD_SC1_ARRAY_CLAMP_GFS_CTL 0x15A0 +#define SCSS_CPU1CORE_RESET 0xD80 +#define SCSS_DBG_STATUS_CORE_PWRDUP 0xE64 + +/* Mask for edge trigger PPIs except AVS_SVICINT and AVS_SVICINTSWDONE */ +#define GIC_PPI_EDGE_MASK 0xFFFFD7FF + +extern void msm_secondary_startup(void); +/* + * control for which core is the next to come out of the secondary + * boot "holding pen". + */ +volatile int pen_release = -1; + +static DEFINE_SPINLOCK(boot_lock); + +void __cpuinit platform_secondary_init(unsigned int cpu) +{ + /* Configure edge-triggered PPIs */ + writel(GIC_PPI_EDGE_MASK, MSM_QGIC_DIST_BASE + GIC_DIST_CONFIG + 4); + + /* + * if any interrupts are already enabled for the primary + * core (e.g. timer irq), then they will not have been enabled + * for us: do so + */ + gic_secondary_init(0); + + /* + * let the primary processor know we're out of the + * pen, then head off into the C entry point + */ + pen_release = -1; + smp_wmb(); + + /* + * Synchronise with the boot thread. + */ + spin_lock(&boot_lock); + spin_unlock(&boot_lock); +} + +static __cpuinit void prepare_cold_cpu(unsigned int cpu) +{ + int ret; + ret = scm_set_boot_addr(virt_to_phys(msm_secondary_startup), + SCM_FLAG_COLDBOOT_CPU1); + if (ret == 0) { + void *sc1_base_ptr; + sc1_base_ptr = ioremap_nocache(0x00902000, SZ_4K*2); + if (sc1_base_ptr) { + writel(0, sc1_base_ptr + VDD_SC1_ARRAY_CLAMP_GFS_CTL); + writel(0, sc1_base_ptr + SCSS_CPU1CORE_RESET); + writel(3, sc1_base_ptr + SCSS_DBG_STATUS_CORE_PWRDUP); + iounmap(sc1_base_ptr); + } + } else + printk(KERN_DEBUG "Failed to set secondary core boot " + "address\n"); +} + +int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +{ + unsigned long timeout; + static int cold_boot_done; + + /* Only need to bring cpu out of reset this way once */ + if (cold_boot_done == false) { + prepare_cold_cpu(cpu); + cold_boot_done = true; + } + + /* + * set synchronisation state between this boot processor + * and the secondary one + */ + spin_lock(&boot_lock); + + /* + * The secondary processor is waiting to be released from + * the holding pen - release it, then wait for it to flag + * that it has been released by resetting pen_release. + * + * Note that "pen_release" is the hardware CPU ID, whereas + * "cpu" is Linux's internal ID. + */ + pen_release = cpu; + __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release)); + outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1)); + + /* + * Send the secondary CPU a soft interrupt, thereby causing + * the boot monitor to read the system wide flags register, + * and branch to the address found there. + */ + smp_cross_call(cpumask_of(cpu), 1); + + timeout = jiffies + (1 * HZ); + while (time_before(jiffies, timeout)) { + smp_rmb(); + if (pen_release == -1) + break; + + udelay(10); + } + + /* + * now the secondary core is starting up let it run its + * calibrations, then wait for it to finish + */ + spin_unlock(&boot_lock); + + return pen_release != -1 ? -ENOSYS : 0; +} + +/* + * Initialise the CPU possible map early - this describes the CPUs + * which may be present or become present in the system. The msm8x60 + * does not support the ARM SCU, so just set the possible cpu mask to + * NR_CPUS. + */ +void __init smp_init_cpus(void) +{ + unsigned int i; + + for (i = 0; i < NR_CPUS; i++) + set_cpu_possible(i, true); +} + +void __init platform_smp_prepare_cpus(unsigned int max_cpus) +{ + int i; + + /* + * Initialise the present map, which describes the set of CPUs + * actually populated at the present time. + */ + for (i = 0; i < max_cpus; i++) + set_cpu_present(i, true); +} diff --git a/arch/arm/mach-msm/scm-boot.c b/arch/arm/mach-msm/scm-boot.c new file mode 100644 index 000000000000..45cee3e469a5 --- /dev/null +++ b/arch/arm/mach-msm/scm-boot.c @@ -0,0 +1,39 @@ +/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#include <linux/module.h> +#include <linux/slab.h> + +#include "scm.h" +#include "scm-boot.h" + +/* + * Set the cold/warm boot address for one of the CPU cores. + */ +int scm_set_boot_addr(phys_addr_t addr, int flags) +{ + struct { + unsigned int flags; + phys_addr_t addr; + } cmd; + + cmd.addr = addr; + cmd.flags = flags; + return scm_call(SCM_SVC_BOOT, SCM_BOOT_ADDR, + &cmd, sizeof(cmd), NULL, 0); +} +EXPORT_SYMBOL(scm_set_boot_addr); diff --git a/arch/arm/mach-msm/scm-boot.h b/arch/arm/mach-msm/scm-boot.h new file mode 100644 index 000000000000..68f9b6153d74 --- /dev/null +++ b/arch/arm/mach-msm/scm-boot.h @@ -0,0 +1,38 @@ +/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of Code Aurora Forum, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef __MACH_SCM_BOOT_H +#define __MACH_SCM_BOOT_H + +#define SCM_BOOT_ADDR 0x1 +#define SCM_FLAG_COLDBOOT_CPU1 0x1 +#define SCM_FLAG_WARMBOOT_CPU1 0x2 +#define SCM_FLAG_WARMBOOT_CPU0 0x4 + +int scm_set_boot_addr(phys_addr_t addr, int flags); + +#endif diff --git a/arch/arm/mach-msm/scm.c b/arch/arm/mach-msm/scm.c new file mode 100644 index 000000000000..f4b9bc90d6a7 --- /dev/null +++ b/arch/arm/mach-msm/scm.c @@ -0,0 +1,287 @@ +/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#include <linux/slab.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/mutex.h> +#include <linux/errno.h> +#include <linux/err.h> + +#include <asm/cacheflush.h> + +#include "scm.h" + +/* Cache line size for msm8x60 */ +#define CACHELINESIZE 32 + +#define SCM_ENOMEM -5 +#define SCM_EOPNOTSUPP -4 +#define SCM_EINVAL_ADDR -3 +#define SCM_EINVAL_ARG -2 +#define SCM_ERROR -1 +#define SCM_INTERRUPTED 1 + +static DEFINE_MUTEX(scm_lock); + +/** + * struct scm_command - one SCM command buffer + * @len: total available memory for command and response + * @buf_offset: start of command buffer + * @resp_hdr_offset: start of response buffer + * @id: command to be executed + * @buf: buffer returned from scm_get_command_buffer() + * + * An SCM command is layed out in memory as follows: + * + * ------------------- <--- struct scm_command + * | command header | + * ------------------- <--- scm_get_command_buffer() + * | command buffer | + * ------------------- <--- struct scm_response and + * | response header | scm_command_to_response() + * ------------------- <--- scm_get_response_buffer() + * | response buffer | + * ------------------- + * + * There can be arbitrary padding between the headers and buffers so + * you should always use the appropriate scm_get_*_buffer() routines + * to access the buffers in a safe manner. + */ +struct scm_command { + u32 len; + u32 buf_offset; + u32 resp_hdr_offset; + u32 id; + u32 buf[0]; +}; + +/** + * struct scm_response - one SCM response buffer + * @len: total available memory for response + * @buf_offset: start of response data relative to start of scm_response + * @is_complete: indicates if the command has finished processing + */ +struct scm_response { + u32 len; + u32 buf_offset; + u32 is_complete; +}; + +/** + * alloc_scm_command() - Allocate an SCM command + * @cmd_size: size of the command buffer + * @resp_size: size of the response buffer + * + * Allocate an SCM command, including enough room for the command + * and response headers as well as the command and response buffers. + * + * Returns a valid &scm_command on success or %NULL if the allocation fails. + */ +static struct scm_command *alloc_scm_command(size_t cmd_size, size_t resp_size) +{ + struct scm_command *cmd; + size_t len = sizeof(*cmd) + sizeof(struct scm_response) + cmd_size + + resp_size; + + cmd = kzalloc(PAGE_ALIGN(len), GFP_KERNEL); + if (cmd) { + cmd->len = len; + cmd->buf_offset = offsetof(struct scm_command, buf); + cmd->resp_hdr_offset = cmd->buf_offset + cmd_size; + } + return cmd; +} + +/** + * free_scm_command() - Free an SCM command + * @cmd: command to free + * + * Free an SCM command. + */ +static inline void free_scm_command(struct scm_command *cmd) +{ + kfree(cmd); +} + +/** + * scm_command_to_response() - Get a pointer to a scm_response + * @cmd: command + * + * Returns a pointer to a response for a command. + */ +static inline struct scm_response *scm_command_to_response( + const struct scm_command *cmd) +{ + return (void *)cmd + cmd->resp_hdr_offset; +} + +/** + * scm_get_command_buffer() - Get a pointer to a command buffer + * @cmd: command + * + * Returns a pointer to the command buffer of a command. + */ +static inline void *scm_get_command_buffer(const struct scm_command *cmd) +{ + return (void *)cmd->buf; +} + +/** + * scm_get_response_buffer() - Get a pointer to a response buffer + * @rsp: response + * + * Returns a pointer to a response buffer of a response. + */ +static inline void *scm_get_response_buffer(const struct scm_response *rsp) +{ + return (void *)rsp + rsp->buf_offset; +} + +static int scm_remap_error(int err) +{ + switch (err) { + case SCM_ERROR: + return -EIO; + case SCM_EINVAL_ADDR: + case SCM_EINVAL_ARG: + return -EINVAL; + case SCM_EOPNOTSUPP: + return -EOPNOTSUPP; + case SCM_ENOMEM: + return -ENOMEM; + } + return -EINVAL; +} + +static u32 smc(u32 cmd_addr) +{ + int context_id; + register u32 r0 asm("r0") = 1; + register u32 r1 asm("r1") = (u32)&context_id; + register u32 r2 asm("r2") = cmd_addr; + asm( + __asmeq("%0", "r0") + __asmeq("%1", "r0") + __asmeq("%2", "r1") + __asmeq("%3", "r2") + "smc #0 @ switch to secure world\n" + : "=r" (r0) + : "r" (r0), "r" (r1), "r" (r2) + : "r3"); + return r0; +} + +static int __scm_call(const struct scm_command *cmd) +{ + int ret; + u32 cmd_addr = virt_to_phys(cmd); + + /* + * Flush the entire cache here so callers don't have to remember + * to flush the cache when passing physical addresses to the secure + * side in the buffer. + */ + flush_cache_all(); + do { + ret = smc(cmd_addr); + if (ret < 0) { + ret = scm_remap_error(ret); + break; + } + } while (ret == SCM_INTERRUPTED); + + return ret; +} + +/** + * scm_call() - Send an SCM command + * @svc_id: service identifier + * @cmd_id: command identifier + * @cmd_buf: command buffer + * @cmd_len: length of the command buffer + * @resp_buf: response buffer + * @resp_len: length of the response buffer + * + * Sends a command to the SCM and waits for the command to finish processing. + */ +int scm_call(u32 svc_id, u32 cmd_id, const void *cmd_buf, size_t cmd_len, + void *resp_buf, size_t resp_len) +{ + int ret; + struct scm_command *cmd; + struct scm_response *rsp; + + cmd = alloc_scm_command(cmd_len, resp_len); + if (!cmd) + return -ENOMEM; + + cmd->id = (svc_id << 10) | cmd_id; + if (cmd_buf) + memcpy(scm_get_command_buffer(cmd), cmd_buf, cmd_len); + + mutex_lock(&scm_lock); + ret = __scm_call(cmd); + mutex_unlock(&scm_lock); + if (ret) + goto out; + + rsp = scm_command_to_response(cmd); + do { + u32 start = (u32)rsp; + u32 end = (u32)scm_get_response_buffer(rsp) + resp_len; + start &= ~(CACHELINESIZE - 1); + while (start < end) { + asm ("mcr p15, 0, %0, c7, c6, 1" : : "r" (start) + : "memory"); + start += CACHELINESIZE; + } + } while (!rsp->is_complete); + + if (resp_buf) + memcpy(resp_buf, scm_get_response_buffer(rsp), resp_len); +out: + free_scm_command(cmd); + return ret; +} +EXPORT_SYMBOL(scm_call); + +u32 scm_get_version(void) +{ + int context_id; + static u32 version = -1; + register u32 r0 asm("r0") = 0x1 << 8; + register u32 r1 asm("r1") = (u32)&context_id; + + if (version != -1) + return version; + + mutex_lock(&scm_lock); + asm( + __asmeq("%0", "r1") + __asmeq("%1", "r0") + __asmeq("%2", "r1") + "smc #0 @ switch to secure world\n" + : "=r" (r1) + : "r" (r0), "r" (r1) + : "r2", "r3"); + version = r1; + mutex_unlock(&scm_lock); + + return version; +} +EXPORT_SYMBOL(scm_get_version); diff --git a/arch/arm/mach-msm/scm.h b/arch/arm/mach-msm/scm.h new file mode 100644 index 000000000000..261786be11c5 --- /dev/null +++ b/arch/arm/mach-msm/scm.h @@ -0,0 +1,41 @@ +/* Copyright (c) 2010, Code Aurora Forum. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of Code Aurora Forum, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef __MACH_SCM_H +#define __MACH_SCM_H + +#define SCM_SVC_BOOT 0x1 +#define SCM_SVC_PIL 0x2 + +extern int scm_call(u32 svc_id, u32 cmd_id, const void *cmd_buf, size_t cmd_len, + void *resp_buf, size_t resp_len); + +#define SCM_VERSION(major, minor) (((major) << 16) | ((minor) & 0xFF)) + +extern u32 scm_get_version(void); + +#endif diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c index 595be7fea31a..c105d28b53e3 100644 --- a/arch/arm/mach-msm/timer.c +++ b/arch/arm/mach-msm/timer.c @@ -47,6 +47,19 @@ enum { #define GPT_HZ 32768 +enum timer_location { + LOCAL_TIMER = 0, + GLOBAL_TIMER = 1, +}; + +#ifdef MSM_TMR0_BASE +#define MSM_TMR_GLOBAL (MSM_TMR0_BASE - MSM_TMR_BASE) +#else +#define MSM_TMR_GLOBAL 0 +#endif + +#define MSM_GLOBAL_TIMER MSM_CLOCK_DGT + #if defined(CONFIG_ARCH_QSD8X50) #define DGT_HZ (19200000 / 4) /* 19.2 MHz / 4 by default */ #define MSM_DGT_SHIFT (0) @@ -65,49 +78,67 @@ struct msm_clock { void __iomem *regbase; uint32_t freq; uint32_t shift; + void __iomem *global_counter; + void __iomem *local_counter; +}; + +enum { + MSM_CLOCK_GPT, + MSM_CLOCK_DGT, + NR_TIMERS, }; + +static struct msm_clock msm_clocks[]; +static struct clock_event_device *local_clock_event; + static irqreturn_t msm_timer_interrupt(int irq, void *dev_id) { struct clock_event_device *evt = dev_id; + if (smp_processor_id() != 0) + evt = local_clock_event; + if (evt->event_handler == NULL) + return IRQ_HANDLED; evt->event_handler(evt); return IRQ_HANDLED; } -static cycle_t msm_gpt_read(struct clocksource *cs) +static cycle_t msm_read_timer_count(struct clocksource *cs) { - return readl(MSM_GPT_BASE + TIMER_COUNT_VAL); + struct msm_clock *clk = container_of(cs, struct msm_clock, clocksource); + + return readl(clk->global_counter); } -static cycle_t msm_dgt_read(struct clocksource *cs) +static struct msm_clock *clockevent_to_clock(struct clock_event_device *evt) { - return readl(MSM_DGT_BASE + TIMER_COUNT_VAL) >> MSM_DGT_SHIFT; +#ifdef CONFIG_SMP + int i; + for (i = 0; i < NR_TIMERS; i++) + if (evt == &(msm_clocks[i].clockevent)) + return &msm_clocks[i]; + return &msm_clocks[MSM_GLOBAL_TIMER]; +#else + return container_of(evt, struct msm_clock, clockevent); +#endif } static int msm_timer_set_next_event(unsigned long cycles, struct clock_event_device *evt) { - struct msm_clock *clock = container_of(evt, struct msm_clock, clockevent); - uint32_t now = readl(clock->regbase + TIMER_COUNT_VAL); + struct msm_clock *clock = clockevent_to_clock(evt); + uint32_t now = readl(clock->local_counter); uint32_t alarm = now + (cycles << clock->shift); - int late; writel(alarm, clock->regbase + TIMER_MATCH_VAL); - now = readl(clock->regbase + TIMER_COUNT_VAL); - late = now - alarm; - if (late >= (-2 << clock->shift) && late < DGT_HZ*5) { - printk(KERN_NOTICE "msm_timer_set_next_event(%lu) clock %s, " - "alarm already expired, now %x, alarm %x, late %d\n", - cycles, clock->clockevent.name, now, alarm, late); - return -ETIME; - } return 0; } static void msm_timer_set_mode(enum clock_event_mode mode, struct clock_event_device *evt) { - struct msm_clock *clock = container_of(evt, struct msm_clock, clockevent); + struct msm_clock *clock = clockevent_to_clock(evt); + switch (mode) { case CLOCK_EVT_MODE_RESUME: case CLOCK_EVT_MODE_PERIODIC: @@ -123,7 +154,7 @@ static void msm_timer_set_mode(enum clock_event_mode mode, } static struct msm_clock msm_clocks[] = { - { + [MSM_CLOCK_GPT] = { .clockevent = { .name = "gp_timer", .features = CLOCK_EVT_FEAT_ONESHOT, @@ -135,7 +166,7 @@ static struct msm_clock msm_clocks[] = { .clocksource = { .name = "gp_timer", .rating = 200, - .read = msm_gpt_read, + .read = msm_read_timer_count, .mask = CLOCKSOURCE_MASK(32), .flags = CLOCK_SOURCE_IS_CONTINUOUS, }, @@ -147,9 +178,12 @@ static struct msm_clock msm_clocks[] = { .irq = INT_GP_TIMER_EXP }, .regbase = MSM_GPT_BASE, - .freq = GPT_HZ + .freq = GPT_HZ, + .local_counter = MSM_GPT_BASE + TIMER_COUNT_VAL, + .global_counter = MSM_GPT_BASE + TIMER_COUNT_VAL + + MSM_TMR_GLOBAL, }, - { + [MSM_CLOCK_DGT] = { .clockevent = { .name = "dg_timer", .features = CLOCK_EVT_FEAT_ONESHOT, @@ -161,7 +195,7 @@ static struct msm_clock msm_clocks[] = { .clocksource = { .name = "dg_timer", .rating = 300, - .read = msm_dgt_read, + .read = msm_read_timer_count, .mask = CLOCKSOURCE_MASK((32 - MSM_DGT_SHIFT)), .flags = CLOCK_SOURCE_IS_CONTINUOUS, }, @@ -174,7 +208,10 @@ static struct msm_clock msm_clocks[] = { }, .regbase = MSM_DGT_BASE, .freq = DGT_HZ >> MSM_DGT_SHIFT, - .shift = MSM_DGT_SHIFT + .shift = MSM_DGT_SHIFT, + .local_counter = MSM_DGT_BASE + TIMER_COUNT_VAL, + .global_counter = MSM_DGT_BASE + TIMER_COUNT_VAL + + MSM_TMR_GLOBAL, } }; @@ -183,7 +220,7 @@ static void __init msm_timer_init(void) int i; int res; -#ifdef CONFIG_ARCH_MSM8X60 +#ifdef CONFIG_ARCH_MSM_SCORPIONMP writel(DGT_CLK_CTL_DIV_4, MSM_TMR_BASE + DGT_CLK_CTL); #endif @@ -217,6 +254,48 @@ static void __init msm_timer_init(void) } } +#ifdef CONFIG_SMP +void __cpuinit local_timer_setup(struct clock_event_device *evt) +{ + struct msm_clock *clock = &msm_clocks[MSM_GLOBAL_TIMER]; + + /* Use existing clock_event for cpu 0 */ + if (!smp_processor_id()) + return; + + writel(DGT_CLK_CTL_DIV_4, MSM_TMR_BASE + DGT_CLK_CTL); + + if (!local_clock_event) { + writel(0, clock->regbase + TIMER_ENABLE); + writel(0, clock->regbase + TIMER_CLEAR); + writel(~0, clock->regbase + TIMER_MATCH_VAL); + } + evt->irq = clock->irq.irq; + evt->name = "local_timer"; + evt->features = CLOCK_EVT_FEAT_ONESHOT; + evt->rating = clock->clockevent.rating; + evt->set_mode = msm_timer_set_mode; + evt->set_next_event = msm_timer_set_next_event; + evt->shift = clock->clockevent.shift; + evt->mult = div_sc(clock->freq, NSEC_PER_SEC, evt->shift); + evt->max_delta_ns = + clockevent_delta2ns(0xf0000000 >> clock->shift, evt); + evt->min_delta_ns = clockevent_delta2ns(4, evt); + + local_clock_event = evt; + + gic_enable_ppi(clock->irq.irq); + + clockevents_register_device(evt); +} + +inline int local_timer_ack(void) +{ + return 1; +} + +#endif + struct sys_timer msm_timer = { .init = msm_timer_init }; diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig index 2dd44a0b4615..247caa3400d0 100644 --- a/arch/arm/mach-ux500/Kconfig +++ b/arch/arm/mach-ux500/Kconfig @@ -7,28 +7,30 @@ config UX500_SOC_COMMON select HAS_MTU select NOMADIK_GPIO -config UX500_SOC_DB8500 - bool +menu "Ux500 SoC" config UX500_SOC_DB5500 - bool + bool "DB5500" + +config UX500_SOC_DB8500 + bool "DB8500" + +endmenu -choice - prompt "Ux500 target platform" - default MACH_U8500_MOP +menu "Ux500 target platform" -config MACH_U8500_MOP +config MACH_U8500 bool "U8500 Development platform" - select UX500_SOC_DB8500 + depends on UX500_SOC_DB8500 help Include support for the mop500 development platform. config MACH_U5500 bool "U5500 Development platform" - select UX500_SOC_DB5500 + depends on UX500_SOC_DB5500 help Include support for the U5500 development platform. -endchoice +endmenu config UX500_DEBUG_UART int "Ux500 UART to use for low-level debug" @@ -39,14 +41,14 @@ config UX500_DEBUG_UART config U5500_MODEM_IRQ bool "Modem IRQ support" - depends on MACH_U5500 + depends on UX500_SOC_DB5500 default y help Add support for handling IRQ:s from modem side config U5500_MBOX bool "Mailbox support" - depends on MACH_U5500 && U5500_MODEM_IRQ + depends on U5500_MODEM_IRQ default y help Add support for U5500 mailbox communication with modem side diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index 12052e8e064c..53ebb429e971 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -2,10 +2,11 @@ # Makefile for the linux kernel, U8500 machine. # -obj-y := clock.o cpu.o devices.o devices-common.o +obj-y := clock.o cpu.o devices.o devices-common.o \ + id.o obj-$(CONFIG_UX500_SOC_DB5500) += cpu-db5500.o dma-db5500.o obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o prcmu.o -obj-$(CONFIG_MACH_U8500_MOP) += board-mop500.o board-mop500-sdi.o \ +obj-$(CONFIG_MACH_U8500) += board-mop500.o board-mop500-sdi.o \ board-mop500-keypads.o obj-$(CONFIG_MACH_U5500) += board-u5500.o board-u5500-sdi.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c index ccff2dae167f..b2b0a3b9be8f 100644 --- a/arch/arm/mach-ux500/clock.c +++ b/arch/arm/mach-ux500/clock.c @@ -136,8 +136,7 @@ EXPORT_SYMBOL(clk_disable); */ static unsigned long clk_mtu_get_rate(struct clk *clk) { - void __iomem *addr = __io_address(UX500_PRCMU_BASE) - + PRCM_TCR; + void __iomem *addr; u32 tcr; int mtu = (int) clk->data; /* @@ -149,13 +148,20 @@ static unsigned long clk_mtu_get_rate(struct clk *clk) unsigned long mturate; unsigned long retclk; + if (cpu_is_u5500()) + addr = __io_address(U5500_PRCMU_BASE); + else if (cpu_is_u8500()) + addr = __io_address(U8500_PRCMU_BASE); + else + ux500_unknown_soc(); + /* * On a startup, always conifgure the TCR to the doze mode; * bootloaders do it for us. Do this in the kernel too. */ - writel(PRCM_TCR_DOZE_MODE, addr); + writel(PRCM_TCR_DOZE_MODE, addr + PRCM_TCR); - tcr = readl(addr); + tcr = readl(addr + PRCM_TCR); /* Get the rate from the parent as a default */ if (clk->parent_periph) diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c index acc841e48de4..af04e0891a78 100644 --- a/arch/arm/mach-ux500/cpu-db5500.c +++ b/arch/arm/mach-ux500/cpu-db5500.c @@ -21,7 +21,20 @@ #include "devices-db5500.h" +static struct map_desc u5500_uart_io_desc[] __initdata = { + __IO_DEV_DESC(U5500_UART0_BASE, SZ_4K), + __IO_DEV_DESC(U5500_UART2_BASE, SZ_4K), +}; + static struct map_desc u5500_io_desc[] __initdata = { + __IO_DEV_DESC(U5500_GIC_CPU_BASE, SZ_4K), + __IO_DEV_DESC(U5500_GIC_DIST_BASE, SZ_4K), + __IO_DEV_DESC(U5500_L2CC_BASE, SZ_4K), + __IO_DEV_DESC(U5500_TWD_BASE, SZ_4K), + __IO_DEV_DESC(U5500_MTU0_BASE, SZ_4K), + __IO_DEV_DESC(U5500_SCU_BASE, SZ_4K), + __IO_DEV_DESC(U5500_BACKUPRAM0_BASE, SZ_8K), + __IO_DEV_DESC(U5500_GPIO0_BASE, SZ_4K), __IO_DEV_DESC(U5500_GPIO1_BASE, SZ_4K), __IO_DEV_DESC(U5500_GPIO2_BASE, SZ_4K), @@ -143,6 +156,11 @@ static void __init db5500_add_gpios(void) void __init u5500_map_io(void) { + /* + * Map the UARTs early so that the DEBUG_LL stuff continues to work. + */ + iotable_init(u5500_uart_io_desc, ARRAY_SIZE(u5500_uart_io_desc)); + ux500_map_io(); iotable_init(u5500_io_desc, ARRAY_SIZE(u5500_io_desc)); diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index c0f34a404c53..1748fbc58530 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -29,13 +29,31 @@ static struct platform_device *platform_devs[] __initdata = { }; /* minimum static i/o mapping required to boot U8500 platforms */ +static struct map_desc u8500_uart_io_desc[] __initdata = { + __IO_DEV_DESC(U8500_UART0_BASE, SZ_4K), + __IO_DEV_DESC(U8500_UART2_BASE, SZ_4K), +}; + static struct map_desc u8500_io_desc[] __initdata = { + __IO_DEV_DESC(U8500_GIC_CPU_BASE, SZ_4K), + __IO_DEV_DESC(U8500_GIC_DIST_BASE, SZ_4K), + __IO_DEV_DESC(U8500_L2CC_BASE, SZ_4K), + __IO_DEV_DESC(U8500_TWD_BASE, SZ_4K), + __IO_DEV_DESC(U8500_MTU0_BASE, SZ_4K), + __IO_DEV_DESC(U8500_SCU_BASE, SZ_4K), + __IO_DEV_DESC(U8500_BACKUPRAM0_BASE, SZ_8K), + + __IO_DEV_DESC(U8500_CLKRST1_BASE, SZ_4K), + __IO_DEV_DESC(U8500_CLKRST2_BASE, SZ_4K), + __IO_DEV_DESC(U8500_CLKRST3_BASE, SZ_4K), + __IO_DEV_DESC(U8500_CLKRST5_BASE, SZ_4K), + __IO_DEV_DESC(U8500_CLKRST6_BASE, SZ_4K), + __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO0_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO1_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO2_BASE, SZ_4K), __IO_DEV_DESC(U8500_GPIO3_BASE, SZ_4K), - __MEM_DEV_DESC(U8500_BOOT_ROM_BASE, SZ_1M), }; static struct map_desc u8500_ed_io_desc[] __initdata = { @@ -52,71 +70,13 @@ static struct map_desc u8500_v2_io_desc[] __initdata = { __IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K), }; -/* - * Functions to differentiate between later ASICs - * We look into the end of the ROM to locate the hardcoded ASIC ID. - * This is only needed to differentiate between minor revisions and - * process variants of an ASIC, the major revisions are encoded in - * the cpuid. - */ -#define U8500_ASIC_ID_LOC_ED_V1 (U8500_BOOT_ROM_BASE + 0x1FFF4) -#define U8500_ASIC_ID_LOC_V2 (U8500_BOOT_ROM_BASE + 0x1DBF4) -#define U8500_ASIC_REV_ED 0x01 -#define U8500_ASIC_REV_V10 0xA0 -#define U8500_ASIC_REV_V11 0xA1 -#define U8500_ASIC_REV_V20 0xB0 - -/** - * struct db8500_asic_id - fields of the ASIC ID - * @process: the manufacturing process, 0x40 is 40 nm - * 0x00 is "standard" - * @partnumber: hithereto 0x8500 for DB8500 - * @revision: version code in the series - * This field definion is not formally defined but makes - * sense. - */ -struct db8500_asic_id { - u8 process; - u16 partnumber; - u8 revision; -}; - -/* This isn't going to change at runtime */ -static struct db8500_asic_id db8500_id; - -static void __init get_db8500_asic_id(void) -{ - u32 asicid; - - if (cpu_is_u8500v1() || cpu_is_u8500ed()) - asicid = readl(__io_address(U8500_ASIC_ID_LOC_ED_V1)); - else if (cpu_is_u8500v2()) - asicid = readl(__io_address(U8500_ASIC_ID_LOC_V2)); - else - BUG(); - - db8500_id.process = (asicid >> 24); - db8500_id.partnumber = (asicid >> 16) & 0xFFFFU; - db8500_id.revision = asicid & 0xFFU; -} - -bool cpu_is_u8500v10(void) -{ - return (db8500_id.revision == U8500_ASIC_REV_V10); -} - -bool cpu_is_u8500v11(void) -{ - return (db8500_id.revision == U8500_ASIC_REV_V11); -} - -bool cpu_is_u8500v20(void) -{ - return (db8500_id.revision == U8500_ASIC_REV_V20); -} - void __init u8500_map_io(void) { + /* + * Map the UARTs early so that the DEBUG_LL stuff continues to work. + */ + iotable_init(u8500_uart_io_desc, ARRAY_SIZE(u8500_uart_io_desc)); + ux500_map_io(); iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc)); @@ -127,9 +87,6 @@ void __init u8500_map_io(void) iotable_init(u8500_v1_io_desc, ARRAY_SIZE(u8500_v1_io_desc)); else if (cpu_is_u8500v2()) iotable_init(u8500_v2_io_desc, ARRAY_SIZE(u8500_v2_io_desc)); - - /* Read out the ASIC ID as early as we can */ - get_db8500_asic_id(); } static resource_size_t __initdata db8500_gpio_base[] = { @@ -159,20 +116,6 @@ static void __init db8500_add_gpios(void) */ void __init u8500_init_devices(void) { - /* Display some ASIC boilerplate */ - pr_info("DB8500: process: %02x, revision ID: 0x%02x\n", - db8500_id.process, db8500_id.revision); - if (cpu_is_u8500ed()) - pr_info("DB8500: Early Drop (ED)\n"); - else if (cpu_is_u8500v10()) - pr_info("DB8500: version 1.0\n"); - else if (cpu_is_u8500v11()) - pr_info("DB8500: version 1.1\n"); - else if (cpu_is_u8500v20()) - pr_info("DB8500: version 2.0\n"); - else - pr_warning("ASIC: UNKNOWN SILICON VERSION!\n"); - if (cpu_is_u8500ed()) dma40_u8500ed_fixup(); diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c index 5730409c0f7d..5a43107c6232 100644 --- a/arch/arm/mach-ux500/cpu.c +++ b/arch/arm/mach-ux500/cpu.c @@ -23,37 +23,25 @@ #include "clock.h" -static struct map_desc ux500_io_desc[] __initdata = { - __IO_DEV_DESC(UX500_UART0_BASE, SZ_4K), - __IO_DEV_DESC(UX500_UART2_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_GIC_CPU_BASE, SZ_4K), - __IO_DEV_DESC(UX500_GIC_DIST_BASE, SZ_4K), - __IO_DEV_DESC(UX500_L2CC_BASE, SZ_4K), - __IO_DEV_DESC(UX500_TWD_BASE, SZ_4K), - __IO_DEV_DESC(UX500_SCU_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_CLKRST1_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST2_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST3_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST5_BASE, SZ_4K), - __IO_DEV_DESC(UX500_CLKRST6_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_MTU0_BASE, SZ_4K), - __IO_DEV_DESC(UX500_MTU1_BASE, SZ_4K), - - __IO_DEV_DESC(UX500_BACKUPRAM0_BASE, SZ_8K), -}; - -void __init ux500_map_io(void) -{ - iotable_init(ux500_io_desc, ARRAY_SIZE(ux500_io_desc)); -} +#ifdef CONFIG_CACHE_L2X0 +static void __iomem *l2x0_base; +#endif void __init ux500_init_irq(void) { - gic_init(0, 29, __io_address(UX500_GIC_DIST_BASE), - __io_address(UX500_GIC_CPU_BASE)); + void __iomem *dist_base; + void __iomem *cpu_base; + + if (cpu_is_u5500()) { + dist_base = __io_address(U5500_GIC_DIST_BASE); + cpu_base = __io_address(U5500_GIC_CPU_BASE); + } else if (cpu_is_u8500()) { + dist_base = __io_address(U8500_GIC_DIST_BASE); + cpu_base = __io_address(U8500_GIC_CPU_BASE); + } else + ux500_unknown_soc(); + + gic_init(0, 29, dist_base, cpu_base); /* * Init clocks here so that they are available for system timer @@ -74,7 +62,8 @@ static inline void ux500_cache_wait(void __iomem *reg, unsigned long mask) static inline void ux500_cache_sync(void) { - void __iomem *base = __io_address(UX500_L2CC_BASE); + void __iomem *base = l2x0_base; + writel_relaxed(0, base + L2X0_CACHE_SYNC); ux500_cache_wait(base + L2X0_CACHE_SYNC, 1); } @@ -96,20 +85,23 @@ static void ux500_l2x0_disable(void) */ static void ux500_l2x0_inv_all(void) { - void __iomem *l2x0_base = __io_address(UX500_L2CC_BASE); + void __iomem *base = l2x0_base; uint32_t l2x0_way_mask = (1<<16) - 1; /* Bitmask of active ways */ /* invalidate all ways */ - writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_INV_WAY); - ux500_cache_wait(l2x0_base + L2X0_INV_WAY, l2x0_way_mask); + writel_relaxed(l2x0_way_mask, base + L2X0_INV_WAY); + ux500_cache_wait(base + L2X0_INV_WAY, l2x0_way_mask); ux500_cache_sync(); } static int ux500_l2x0_init(void) { - void __iomem *l2x0_base; - - l2x0_base = __io_address(UX500_L2CC_BASE); + if (cpu_is_u5500()) + l2x0_base = __io_address(U5500_L2CC_BASE); + else if (cpu_is_u8500()) + l2x0_base = __io_address(U8500_L2CC_BASE); + else + ux500_unknown_soc(); /* 64KB way size, 8 way associativity, force WA */ l2x0_init(l2x0_base, 0x3e060000, 0xc0000fff); @@ -127,13 +119,21 @@ static void __init ux500_timer_init(void) { #ifdef CONFIG_LOCAL_TIMERS /* Setup the local timer base */ - twd_base = __io_address(UX500_TWD_BASE); + if (cpu_is_u5500()) + twd_base = __io_address(U5500_TWD_BASE); + else if (cpu_is_u8500()) + twd_base = __io_address(U8500_TWD_BASE); + else + ux500_unknown_soc(); #endif - /* Setup the MTU base */ - if (cpu_is_u8500ed()) + if (cpu_is_u5500()) + mtu_base = __io_address(U5500_MTU0_BASE); + else if (cpu_is_u8500ed()) mtu_base = __io_address(U8500_MTU0_BASE_ED); + else if (cpu_is_u8500()) + mtu_base = __io_address(U8500_MTU0_BASE); else - mtu_base = __io_address(UX500_MTU0_BASE); + ux500_unknown_soc(); nmdk_timer_init(); } diff --git a/arch/arm/mach-ux500/id.c b/arch/arm/mach-ux500/id.c new file mode 100644 index 000000000000..d35122ebc67b --- /dev/null +++ b/arch/arm/mach-ux500/id.c @@ -0,0 +1,107 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson + * License terms: GNU General Public License (GPL) version 2 + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> + +#include <asm/cputype.h> +#include <asm/tlbflush.h> +#include <asm/cacheflush.h> +#include <asm/mach/map.h> + +#include <mach/hardware.h> +#include <mach/setup.h> + +struct dbx500_asic_id dbx500_id; + +static unsigned int ux500_read_asicid(phys_addr_t addr) +{ + phys_addr_t base = addr & ~0xfff; + struct map_desc desc = { + .virtual = IO_ADDRESS(base), + .pfn = __phys_to_pfn(base), + .length = SZ_16K, + .type = MT_DEVICE, + }; + + iotable_init(&desc, 1); + + /* As in devicemaps_init() */ + local_flush_tlb_all(); + flush_cache_all(); + + return readl(__io_address(addr)); +} + +static void ux500_print_soc_info(unsigned int asicid) +{ + unsigned int rev = dbx500_revision(); + + pr_info("DB%4x ", dbx500_partnumber()); + + if (rev == 0x01) + pr_cont("Early Drop"); + else if (rev >= 0xA0) + pr_cont("v%d.%d" , (rev >> 4) - 0xA + 1, rev & 0xf); + else + pr_cont("Unknown"); + + pr_cont(" [%#010x]\n", asicid); +} + +static unsigned int partnumber(unsigned int asicid) +{ + return (asicid >> 8) & 0xffff; +} + +/* + * SOC MIDR ASICID ADDRESS ASICID VALUE + * DB8500ed 0x410fc090 0x9001FFF4 0x00850001 + * DB8500v1 0x411fc091 0x9001FFF4 0x008500A0 + * DB8500v1.1 0x411fc091 0x9001FFF4 0x008500A1 + * DB8500v2 0x412fc091 0x9001DBF4 0x008500B0 + * DB5500v1 0x412fc091 0x9001FFF4 0x005500A0 + */ + +void __init ux500_map_io(void) +{ + unsigned int cpuid = read_cpuid_id(); + unsigned int asicid = 0; + phys_addr_t addr = 0; + + switch (cpuid) { + case 0x410fc090: /* DB8500ed */ + case 0x411fc091: /* DB8500v1 */ + addr = 0x9001FFF4; + break; + + case 0x412fc091: /* DB8500v2 / DB5500v1 */ + asicid = ux500_read_asicid(0x9001DBF4); + if (partnumber(asicid) == 0x8500) + /* DB8500v2 */ + break; + + /* DB5500v1 */ + addr = 0x9001FFF4; + break; + } + + if (addr) + asicid = ux500_read_asicid(addr); + + if (!asicid) { + pr_err("Unable to identify SoC\n"); + ux500_unknown_soc(); + } + + dbx500_id.process = asicid >> 24; + dbx500_id.partnumber = partnumber(asicid); + dbx500_id.revision = asicid & 0xff; + + ux500_print_soc_info(asicid); +} diff --git a/arch/arm/mach-ux500/include/mach/debug-macro.S b/arch/arm/mach-ux500/include/mach/debug-macro.S index be7c0f14e310..700fb05ee815 100644 --- a/arch/arm/mach-ux500/include/mach/debug-macro.S +++ b/arch/arm/mach-ux500/include/mach/debug-macro.S @@ -14,7 +14,24 @@ #error Invalid Ux500 debug UART #endif -#define __UX500_UART(n) UX500_UART##n##_BASE +/* + * DEBUG_LL only works if only one SOC is built in. We don't use #else below + * in order to get "__UX500_UART redefined" warnings if more than one SOC is + * built, so that there's some hint during the build that something is wrong. + */ + +#ifdef CONFIG_UX500_SOC_DB5500 +#define __UX500_UART(n) U5500_UART##n##_BASE +#endif + +#ifdef CONFIG_UX500_SOC_DB8500 +#define __UX500_UART(n) U8500_UART##n##_BASE +#endif + +#ifndef __UX500_UART +#error Unknown SOC +#endif + #define UX500_UART(n) __UX500_UART(n) #define UART_BASE UX500_UART(CONFIG_UX500_DEBUG_UART) diff --git a/arch/arm/mach-ux500/include/mach/entry-macro.S b/arch/arm/mach-ux500/include/mach/entry-macro.S index a37f585a3ecb..071bba94f727 100644 --- a/arch/arm/mach-ux500/include/mach/entry-macro.S +++ b/arch/arm/mach-ux500/include/mach/entry-macro.S @@ -11,15 +11,10 @@ * warranty of any kind, whether express or implied. */ #include <mach/hardware.h> -#define HAVE_GET_IRQNR_PREAMBLE #include <asm/hardware/entry-macro-gic.S> .macro disable_fiq .endm - .macro get_irqnr_preamble, base, tmp - ldr \base, =IO_ADDRESS(UX500_GIC_CPU_BASE) - .endm - .macro arch_ret_to_user, tmp1, tmp2 .endm diff --git a/arch/arm/mach-ux500/include/mach/hardware.h b/arch/arm/mach-ux500/include/mach/hardware.h index 6295cc581355..bf63f2631ba0 100644 --- a/arch/arm/mach-ux500/include/mach/hardware.h +++ b/arch/arm/mach-ux500/include/mach/hardware.h @@ -29,118 +29,12 @@ #include <mach/db8500-regs.h> #include <mach/db5500-regs.h> -#ifdef CONFIG_UX500_SOC_DB8500 -#define UX500(periph) U8500_##periph##_BASE -#elif defined(CONFIG_UX500_SOC_DB5500) -#define UX500(periph) U5500_##periph##_BASE -#endif - -#define UX500_BACKUPRAM0_BASE UX500(BACKUPRAM0) -#define UX500_BACKUPRAM1_BASE UX500(BACKUPRAM1) -#define UX500_B2R2_BASE UX500(B2R2) - -#define UX500_CLKRST1_BASE UX500(CLKRST1) -#define UX500_CLKRST2_BASE UX500(CLKRST2) -#define UX500_CLKRST3_BASE UX500(CLKRST3) -#define UX500_CLKRST5_BASE UX500(CLKRST5) -#define UX500_CLKRST6_BASE UX500(CLKRST6) - -#define UX500_DMA_BASE UX500(DMA) -#define UX500_FSMC_BASE UX500(FSMC) - -#define UX500_GIC_CPU_BASE UX500(GIC_CPU) -#define UX500_GIC_DIST_BASE UX500(GIC_DIST) - -#define UX500_I2C1_BASE UX500(I2C1) -#define UX500_I2C2_BASE UX500(I2C2) -#define UX500_I2C3_BASE UX500(I2C3) - -#define UX500_L2CC_BASE UX500(L2CC) -#define UX500_MCDE_BASE UX500(MCDE) -#define UX500_MTU0_BASE UX500(MTU0) -#define UX500_MTU1_BASE UX500(MTU1) -#define UX500_PRCMU_BASE UX500(PRCMU) - -#define UX500_RNG_BASE UX500(RNG) -#define UX500_RTC_BASE UX500(RTC) - -#define UX500_SCU_BASE UX500(SCU) - -#define UX500_SDI0_BASE UX500(SDI0) -#define UX500_SDI1_BASE UX500(SDI1) -#define UX500_SDI2_BASE UX500(SDI2) -#define UX500_SDI3_BASE UX500(SDI3) -#define UX500_SDI4_BASE UX500(SDI4) - -#define UX500_SPI0_BASE UX500(SPI0) -#define UX500_SPI1_BASE UX500(SPI1) -#define UX500_SPI2_BASE UX500(SPI2) -#define UX500_SPI3_BASE UX500(SPI3) - -#define UX500_SIA_BASE UX500(SIA) -#define UX500_SVA_BASE UX500(SVA) - -#define UX500_TWD_BASE UX500(TWD) - -#define UX500_UART0_BASE UX500(UART0) -#define UX500_UART1_BASE UX500(UART1) -#define UX500_UART2_BASE UX500(UART2) - -#define UX500_USBOTG_BASE UX500(USBOTG) - /* ST-Ericsson modified pl022 id */ #define SSP_PER_ID 0x01080022 #ifndef __ASSEMBLY__ -#include <asm/cputype.h> - -static inline bool cpu_is_u8500(void) -{ -#ifdef CONFIG_UX500_SOC_DB8500 - return 1; -#else - return 0; -#endif -} - -#define CPUID_DB8500ED 0x410fc090 -#define CPUID_DB8500V1 0x411fc091 -#define CPUID_DB8500V2 0x412fc091 - -static inline bool cpu_is_u8500ed(void) -{ - return cpu_is_u8500() && (read_cpuid_id() == CPUID_DB8500ED); -} - -static inline bool cpu_is_u8500v1(void) -{ - return cpu_is_u8500() && (read_cpuid_id() == CPUID_DB8500V1); -} - -static inline bool cpu_is_u8500v2(void) -{ - return cpu_is_u8500() && (read_cpuid_id() == CPUID_DB8500V2); -} - -#ifdef CONFIG_UX500_SOC_DB8500 -bool cpu_is_u8500v10(void); -bool cpu_is_u8500v11(void); -bool cpu_is_u8500v20(void); -#else -static inline bool cpu_is_u8500v10(void) { return false; } -static inline bool cpu_is_u8500v11(void) { return false; } -static inline bool cpu_is_u8500v20(void) { return false; } -#endif - -static inline bool cpu_is_u5500(void) -{ -#ifdef CONFIG_UX500_SOC_DB5500 - return 1; -#else - return 0; -#endif -} +#include <mach/id.h> #define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) diff --git a/arch/arm/mach-ux500/include/mach/id.h b/arch/arm/mach-ux500/include/mach/id.h new file mode 100644 index 000000000000..f1288d10b6ab --- /dev/null +++ b/arch/arm/mach-ux500/include/mach/id.h @@ -0,0 +1,80 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson + * License terms: GNU General Public License (GPL) version 2 + */ + +#ifndef __MACH_UX500_ID +#define __MACH_UX500_ID + +/** + * struct dbx500_asic_id - fields of the ASIC ID + * @process: the manufacturing process, 0x40 is 40 nm 0x00 is "standard" + * @partnumber: hithereto 0x8500 for DB8500 + * @revision: version code in the series + */ +struct dbx500_asic_id { + u16 partnumber; + u8 revision; + u8 process; +}; + +extern struct dbx500_asic_id dbx500_id; + +static inline unsigned int __attribute_const__ dbx500_partnumber(void) +{ + return dbx500_id.partnumber; +} + +static inline unsigned int __attribute_const__ dbx500_revision(void) +{ + return dbx500_id.revision; +} + +/* + * SOCs + */ + +static inline bool __attribute_const__ cpu_is_u8500(void) +{ + return dbx500_partnumber() == 0x8500; +} + +static inline bool __attribute_const__ cpu_is_u5500(void) +{ + return dbx500_partnumber() == 0x5500; +} + +/* + * 8500 revisions + */ + +static inline bool __attribute_const__ cpu_is_u8500ed(void) +{ + return cpu_is_u8500() && dbx500_revision() == 0x00; +} + +static inline bool __attribute_const__ cpu_is_u8500v1(void) +{ + return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0; +} + +static inline bool __attribute_const__ cpu_is_u8500v10(void) +{ + return cpu_is_u8500() && dbx500_revision() == 0xA0; +} + +static inline bool __attribute_const__ cpu_is_u8500v11(void) +{ + return cpu_is_u8500() && dbx500_revision() == 0xA1; +} + +static inline bool __attribute_const__ cpu_is_u8500v2(void) +{ + return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0); +} + +#define ux500_unknown_soc() BUG() + +#endif diff --git a/arch/arm/mach-ux500/include/mach/irqs.h b/arch/arm/mach-ux500/include/mach/irqs.h index 880ae45bc235..ba1294c13c4d 100644 --- a/arch/arm/mach-ux500/include/mach/irqs.h +++ b/arch/arm/mach-ux500/include/mach/irqs.h @@ -36,7 +36,7 @@ /* This will be overridden by board-specific irq headers */ #define IRQ_BOARD_END IRQ_BOARD_START -#ifdef CONFIG_MACH_U8500_MOP +#ifdef CONFIG_MACH_U8500 #include <mach/irqs-board-mop500.h> #endif diff --git a/arch/arm/mach-ux500/include/mach/setup.h b/arch/arm/mach-ux500/include/mach/setup.h index 469877e0de90..a7d363fdb4cd 100644 --- a/arch/arm/mach-ux500/include/mach/setup.h +++ b/arch/arm/mach-ux500/include/mach/setup.h @@ -14,7 +14,7 @@ #include <asm/mach/time.h> #include <linux/init.h> -extern void __init ux500_map_io(void); +void __init ux500_map_io(void); extern void __init u5500_map_io(void); extern void __init u8500_map_io(void); diff --git a/arch/arm/mach-ux500/modem-irq-db5500.c b/arch/arm/mach-ux500/modem-irq-db5500.c index 3187f8871169..e1296a7447c8 100644 --- a/arch/arm/mach-ux500/modem-irq-db5500.c +++ b/arch/arm/mach-ux500/modem-irq-db5500.c @@ -12,6 +12,8 @@ #include <linux/io.h> #include <linux/slab.h> +#include <mach/id.h> + #define MODEM_INTCON_BASE_ADDR 0xBFFD3000 #define MODEM_INTCON_SIZE 0xFFF @@ -101,6 +103,9 @@ static int modem_irq_init(void) static struct irq_chip modem_irq_chip; struct modem_irq *mi; + if (!cpu_is_u5500()) + return -ENODEV; + pr_info("modem_irq: Set up IRQ handler for incoming modem IRQ %d\n", IRQ_DB5500_MODEM); diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c index d77e76cb7edd..4fff4d408417 100644 --- a/arch/arm/mach-ux500/platsmp.c +++ b/arch/arm/mach-ux500/platsmp.c @@ -20,6 +20,7 @@ #include <asm/cacheflush.h> #include <asm/smp_scu.h> #include <mach/hardware.h> +#include <mach/setup.h> /* * control for which core is the next to come out of the secondary @@ -40,6 +41,18 @@ static void write_pen_release(int val) outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1)); } +static void __iomem *scu_base_addr(void) +{ + if (cpu_is_u5500()) + return __io_address(U5500_SCU_BASE); + else if (cpu_is_u8500()) + return __io_address(U8500_SCU_BASE); + else + ux500_unknown_soc(); + + return NULL; +} + static DEFINE_SPINLOCK(boot_lock); void __cpuinit platform_secondary_init(unsigned int cpu) @@ -100,21 +113,28 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) static void __init wakeup_secondary(void) { + void __iomem *backupram; + + if (cpu_is_u5500()) + backupram = __io_address(U5500_BACKUPRAM0_BASE); + else if (cpu_is_u8500()) + backupram = __io_address(U8500_BACKUPRAM0_BASE); + else + ux500_unknown_soc(); + /* * write the address of secondary startup into the backup ram register * at offset 0x1FF4, then write the magic number 0xA1FEED01 to the * backup ram register at offset 0x1FF0, which is what boot rom code * is waiting for. This would wake up the secondary core from WFE */ -#define U8500_CPU1_JUMPADDR_OFFSET 0x1FF4 +#define UX500_CPU1_JUMPADDR_OFFSET 0x1FF4 __raw_writel(virt_to_phys(u8500_secondary_startup), - __io_address(UX500_BACKUPRAM0_BASE) + - U8500_CPU1_JUMPADDR_OFFSET); + backupram + UX500_CPU1_JUMPADDR_OFFSET); -#define U8500_CPU1_WAKEMAGIC_OFFSET 0x1FF0 +#define UX500_CPU1_WAKEMAGIC_OFFSET 0x1FF0 __raw_writel(0xA1FEED01, - __io_address(UX500_BACKUPRAM0_BASE) + - U8500_CPU1_WAKEMAGIC_OFFSET); + backupram + UX500_CPU1_WAKEMAGIC_OFFSET); /* make sure write buffer is drained */ mb(); @@ -126,9 +146,10 @@ static void __init wakeup_secondary(void) */ void __init smp_init_cpus(void) { + void __iomem *scu_base = scu_base_addr(); unsigned int i, ncores; - ncores = scu_get_core_count(__io_address(UX500_SCU_BASE)); + ncores = scu_base ? scu_get_core_count(scu_base) : 1; /* sanity check */ if (ncores > NR_CPUS) { @@ -154,6 +175,6 @@ void __init platform_smp_prepare_cpus(unsigned int max_cpus) for (i = 0; i < max_cpus; i++) set_cpu_present(i, true); - scu_enable(__io_address(UX500_SCU_BASE)); + scu_enable(scu_base_addr()); wakeup_secondary(); } diff --git a/arch/arm/plat-s3c24xx/cpu-freq.c b/arch/arm/plat-s3c24xx/cpu-freq.c index 1ecc15bfe9d4..25a8fc7f512e 100644 --- a/arch/arm/plat-s3c24xx/cpu-freq.c +++ b/arch/arm/plat-s3c24xx/cpu-freq.c @@ -21,7 +21,6 @@ #include <linux/err.h> #include <linux/io.h> #include <linux/sysdev.h> -#include <linux/kobject.h> #include <linux/sysfs.h> #include <linux/slab.h> diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index c6c90f39f4d9..7b897b7b0ae6 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -477,6 +477,12 @@ acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) if (!(pa->flags & ACPI_SRAT_CPU_ENABLED)) return; + if (srat_num_cpus >= ARRAY_SIZE(node_cpuid)) { + printk_once(KERN_WARNING + "node_cpuid[%d] is too small, may not be able to use all cpus\n", + ARRAY_SIZE(node_cpuid)); + return; + } pxm = get_processor_proximity_domain(pa); /* record this node in proximity bitmap */ diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index 9a26015c3e50..38c07b866901 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -633,7 +633,7 @@ ia64_native_register_percpu_irq (ia64_vector vec, struct irqaction *action) BUG_ON(bind_irq_vector(irq, vec, CPU_MASK_ALL)); desc = irq_desc + irq; desc->status |= IRQ_PER_CPU; - desc->chip = &irq_type_ia64_lsapic; + set_irq_chip(irq, &irq_type_ia64_lsapic); if (action) setup_irq(irq, action); set_irq_handler(irq, handle_percpu_irq); diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index f099b82703d8..d92d5b5161fc 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -829,10 +829,9 @@ pfm_rvmalloc(unsigned long size) unsigned long addr; size = PAGE_ALIGN(size); - mem = vmalloc(size); + mem = vzalloc(size); if (mem) { //printk("perfmon: CPU%d pfm_rvmalloc(%ld)=%p\n", smp_processor_id(), size, mem); - memset(mem, 0, size); addr = (unsigned long)mem; while (size > 0) { pfm_reserve_page(addr); diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c index dabeefe21134..be450a3e9871 100644 --- a/arch/ia64/kernel/smp.c +++ b/arch/ia64/kernel/smp.c @@ -293,6 +293,7 @@ smp_flush_tlb_all (void) void smp_flush_tlb_mm (struct mm_struct *mm) { + cpumask_var_t cpus; preempt_disable(); /* this happens for the common case of a single-threaded fork(): */ if (likely(mm == current->active_mm && atomic_read(&mm->mm_users) == 1)) @@ -301,9 +302,15 @@ smp_flush_tlb_mm (struct mm_struct *mm) preempt_enable(); return; } - - smp_call_function_many(mm_cpumask(mm), - (void (*)(void *))local_finish_flush_tlb_mm, mm, 1); + if (!alloc_cpumask_var(&cpus, GFP_ATOMIC)) { + smp_call_function((void (*)(void *))local_finish_flush_tlb_mm, + mm, 1); + } else { + cpumask_copy(cpus, mm_cpumask(mm)); + smp_call_function_many(cpus, + (void (*)(void *))local_finish_flush_tlb_mm, mm, 1); + free_cpumask_var(cpus); + } local_irq_disable(); local_finish_flush_tlb_mm(mm); local_irq_enable(); diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c index ed6f22eb5b12..9702fa92489e 100644 --- a/arch/ia64/kernel/time.c +++ b/arch/ia64/kernel/time.c @@ -168,7 +168,7 @@ timer_interrupt (int irq, void *dev_id) { unsigned long new_itm; - if (unlikely(cpu_is_offline(smp_processor_id()))) { + if (cpu_is_offline(smp_processor_id())) { return IRQ_HANDLED; } diff --git a/arch/m68k/include/asm/sun3_pgtable.h b/arch/m68k/include/asm/sun3_pgtable.h index cf5fad9b5250..f55aa04161e8 100644 --- a/arch/m68k/include/asm/sun3_pgtable.h +++ b/arch/m68k/include/asm/sun3_pgtable.h @@ -217,9 +217,8 @@ static inline pte_t pgoff_to_pte(unsigned off) /* Find an entry in the third-level pagetable. */ #define pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE-1)) #define pte_offset_kernel(pmd, address) ((pte_t *) __pmd_page(*pmd) + pte_index(address)) -/* FIXME: should we bother with kmap() here? */ -#define pte_offset_map(pmd, address) ((pte_t *)kmap(pmd_page(*pmd)) + pte_index(address)) -#define pte_unmap(pte) kunmap(pte) +#define pte_offset_map(pmd, address) ((pte_t *)page_address(pmd_page(*pmd)) + pte_index(address)) +#define pte_unmap(pte) do { } while (0) /* Macros to (de)construct the fake PTEs representing swap pages. */ #define __swp_type(x) ((x).val & 0x7F) diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h index 1da5d53a00eb..790988967ba7 100644 --- a/arch/m68k/include/asm/thread_info.h +++ b/arch/m68k/include/asm/thread_info.h @@ -104,5 +104,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_SYSCALL_TRACE 15 /* syscall trace active */ #define TIF_MEMDIE 16 /* is terminating due to OOM killer */ #define TIF_FREEZE 17 /* thread is freezing for suspend */ +#define TIF_RESTORE_SIGMASK 18 /* restore signal mask in do_signal */ #endif /* _ASM_M68K_THREAD_INFO_H */ diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h index b43b36beafe3..26d851d385bb 100644 --- a/arch/m68k/include/asm/unistd.h +++ b/arch/m68k/include/asm/unistd.h @@ -373,6 +373,7 @@ #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK #define __ARCH_WANT_SYS_RT_SIGACTION +#define __ARCH_WANT_SYS_RT_SIGSUSPEND /* * "Conditional" syscalls diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S index 6360c437dcf5..1559dea36e55 100644 --- a/arch/m68k/kernel/entry.S +++ b/arch/m68k/kernel/entry.S @@ -99,7 +99,10 @@ do_trace_exit: jra .Lret_from_exception ENTRY(ret_from_signal) - RESTORE_SWITCH_STACK + tstb %curptr@(TASK_INFO+TINFO_FLAGS+2) + jge 1f + jbsr syscall_trace +1: RESTORE_SWITCH_STACK addql #4,%sp /* on 68040 complete pending writebacks if any */ #ifdef CONFIG_M68040 @@ -174,16 +177,11 @@ do_signal_return: subql #4,%sp | dummy return address SAVE_SWITCH_STACK pea %sp@(SWITCH_STACK_SIZE) - clrl %sp@- bsrl do_signal - addql #8,%sp + addql #4,%sp RESTORE_SWITCH_STACK addql #4,%sp - tstl %d0 - jeq resume_userspace - | when single stepping into handler stop at the first insn - btst #6,%curptr@(TASK_INFO+TINFO_FLAGS+2) - jeq resume_userspace + jbra resume_userspace do_delayed_trace: bclr #7,%sp@(PT_OFF_SR) | clear trace bit in SR @@ -290,22 +288,6 @@ ENTRY(sys_vfork) RESTORE_SWITCH_STACK rts -ENTRY(sys_sigsuspend) - SAVE_SWITCH_STACK - pea %sp@(SWITCH_STACK_SIZE) - jbsr do_sigsuspend - addql #4,%sp - RESTORE_SWITCH_STACK - rts - -ENTRY(sys_rt_sigsuspend) - SAVE_SWITCH_STACK - pea %sp@(SWITCH_STACK_SIZE) - jbsr do_rt_sigsuspend - addql #4,%sp - RESTORE_SWITCH_STACK - rts - ENTRY(sys_sigreturn) SAVE_SWITCH_STACK jbsr do_sigreturn diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c index 4b387538706f..d12c3b0d9e4f 100644 --- a/arch/m68k/kernel/signal.c +++ b/arch/m68k/kernel/signal.c @@ -51,8 +51,6 @@ #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) -asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs); - const int frame_extra_sizes[16] = { [1] = -1, /* sizeof(((struct frame *)0)->un.fmt1), */ [2] = sizeof(((struct frame *)0)->un.fmt2), @@ -74,51 +72,21 @@ const int frame_extra_sizes[16] = { /* * Atomically swap in the new signal mask, and wait for a signal. */ -asmlinkage int do_sigsuspend(struct pt_regs *regs) +asmlinkage int +sys_sigsuspend(int unused0, int unused1, old_sigset_t mask) { - old_sigset_t mask = regs->d3; - sigset_t saveset; - mask &= _BLOCKABLE; - saveset = current->blocked; + spin_lock_irq(¤t->sighand->siglock); + current->saved_sigmask = current->blocked; siginitset(¤t->blocked, mask); recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); - regs->d0 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(&saveset, regs)) - return -EINTR; - } -} - -asmlinkage int -do_rt_sigsuspend(struct pt_regs *regs) -{ - sigset_t __user *unewset = (sigset_t __user *)regs->d1; - size_t sigsetsize = (size_t)regs->d2; - sigset_t saveset, newset; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_restore_sigmask(); - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, ~_BLOCKABLE); - - saveset = current->blocked; - current->blocked = newset; - recalc_sigpending(); - - regs->d0 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(&saveset, regs)) - return -EINTR; - } + return -ERESTARTNOHAND; } asmlinkage int @@ -132,10 +100,10 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, old_sigset_t mask; if (!access_ok(VERIFY_READ, act, sizeof(*act)) || __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) + __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) || + __get_user(new_ka.sa.sa_flags, &act->sa_flags) || + __get_user(mask, &act->sa_mask)) return -EFAULT; - __get_user(new_ka.sa.sa_flags, &act->sa_flags); - __get_user(mask, &act->sa_mask); siginitset(&new_ka.sa.sa_mask, mask); } @@ -144,10 +112,10 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, if (!ret && oact) { if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) + __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) || + __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) return -EFAULT; - __put_user(old_ka.sa.sa_flags, &oact->sa_flags); - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); } return ret; @@ -318,36 +286,10 @@ out: return err; } -static inline int -restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *usc, void __user *fp, - int *pd0) +static int mangle_kernel_stack(struct pt_regs *regs, int formatvec, + void __user *fp) { - int fsize, formatvec; - struct sigcontext context; - int err; - - /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; - - /* get previous context */ - if (copy_from_user(&context, usc, sizeof(context))) - goto badframe; - - /* restore passed registers */ - regs->d1 = context.sc_d1; - regs->a0 = context.sc_a0; - regs->a1 = context.sc_a1; - regs->sr = (regs->sr & 0xff00) | (context.sc_sr & 0xff); - regs->pc = context.sc_pc; - regs->orig_d0 = -1; /* disable syscall checks */ - wrusp(context.sc_usp); - formatvec = context.sc_formatvec; - regs->format = formatvec >> 12; - regs->vector = formatvec & 0xfff; - - err = restore_fpu_state(&context); - - fsize = frame_extra_sizes[regs->format]; + int fsize = frame_extra_sizes[formatvec >> 12]; if (fsize < 0) { /* * user process trying to return with weird frame format @@ -355,16 +297,22 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *usc, void __u #ifdef DEBUG printk("user process returning with weird frame format\n"); #endif - goto badframe; + return 1; } + if (!fsize) { + regs->format = formatvec >> 12; + regs->vector = formatvec & 0xfff; + } else { + struct switch_stack *sw = (struct switch_stack *)regs - 1; + unsigned long buf[fsize / 2]; /* yes, twice as much */ - /* OK. Make room on the supervisor stack for the extra junk, - * if necessary. - */ + /* that'll make sure that expansion won't crap over data */ + if (copy_from_user(buf + fsize / 4, fp, fsize)) + return 1; - if (fsize) { - struct switch_stack *sw = (struct switch_stack *)regs - 1; - regs->d0 = context.sc_d0; + /* point of no return */ + regs->format = formatvec >> 12; + regs->vector = formatvec & 0xfff; #define frame_offset (sizeof(struct pt_regs)+sizeof(struct switch_stack)) __asm__ __volatile__ (" movel %0,%/a0\n\t" @@ -376,30 +324,50 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *usc, void __u " lea %/sp@(%c3),%/a0\n\t" /* add offset of fmt */ " lsrl #2,%1\n\t" " subql #1,%1\n\t" - "2: movesl %4@+,%2\n\t" - "3: movel %2,%/a0@+\n\t" + /* copy to the gap we'd made */ + "2: movel %4@+,%/a0@+\n\t" " dbra %1,2b\n\t" " bral ret_from_signal\n" - "4:\n" - ".section __ex_table,\"a\"\n" - " .align 4\n" - " .long 2b,4b\n" - " .long 3b,4b\n" - ".previous" : /* no outputs, it doesn't ever return */ : "a" (sw), "d" (fsize), "d" (frame_offset/4-1), - "n" (frame_offset), "a" (fp) + "n" (frame_offset), "a" (buf + fsize/4) : "a0"); #undef frame_offset - /* - * If we ever get here an exception occurred while - * building the above stack-frame. - */ - goto badframe; } + return 0; +} - *pd0 = context.sc_d0; - return err; +static inline int +restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *usc, void __user *fp) +{ + int formatvec; + struct sigcontext context; + int err; + + /* Always make any pending restarted system calls return -EINTR */ + current_thread_info()->restart_block.fn = do_no_restart_syscall; + + /* get previous context */ + if (copy_from_user(&context, usc, sizeof(context))) + goto badframe; + + /* restore passed registers */ + regs->d0 = context.sc_d0; + regs->d1 = context.sc_d1; + regs->a0 = context.sc_a0; + regs->a1 = context.sc_a1; + regs->sr = (regs->sr & 0xff00) | (context.sc_sr & 0xff); + regs->pc = context.sc_pc; + regs->orig_d0 = -1; /* disable syscall checks */ + wrusp(context.sc_usp); + formatvec = context.sc_formatvec; + + err = restore_fpu_state(&context); + + if (err || mangle_kernel_stack(regs, formatvec, fp)) + goto badframe; + + return 0; badframe: return 1; @@ -407,9 +375,9 @@ badframe: static inline int rt_restore_ucontext(struct pt_regs *regs, struct switch_stack *sw, - struct ucontext __user *uc, int *pd0) + struct ucontext __user *uc) { - int fsize, temp; + int temp; greg_t __user *gregs = uc->uc_mcontext.gregs; unsigned long usp; int err; @@ -443,65 +411,16 @@ rt_restore_ucontext(struct pt_regs *regs, struct switch_stack *sw, regs->sr = (regs->sr & 0xff00) | (temp & 0xff); regs->orig_d0 = -1; /* disable syscall checks */ err |= __get_user(temp, &uc->uc_formatvec); - regs->format = temp >> 12; - regs->vector = temp & 0xfff; err |= rt_restore_fpu_state(uc); - if (do_sigaltstack(&uc->uc_stack, NULL, usp) == -EFAULT) + if (err || do_sigaltstack(&uc->uc_stack, NULL, usp) == -EFAULT) goto badframe; - fsize = frame_extra_sizes[regs->format]; - if (fsize < 0) { - /* - * user process trying to return with weird frame format - */ -#ifdef DEBUG - printk("user process returning with weird frame format\n"); -#endif + if (mangle_kernel_stack(regs, temp, &uc->uc_extra)) goto badframe; - } - - /* OK. Make room on the supervisor stack for the extra junk, - * if necessary. - */ - if (fsize) { -#define frame_offset (sizeof(struct pt_regs)+sizeof(struct switch_stack)) - __asm__ __volatile__ - (" movel %0,%/a0\n\t" - " subl %1,%/a0\n\t" /* make room on stack */ - " movel %/a0,%/sp\n\t" /* set stack pointer */ - /* move switch_stack and pt_regs */ - "1: movel %0@+,%/a0@+\n\t" - " dbra %2,1b\n\t" - " lea %/sp@(%c3),%/a0\n\t" /* add offset of fmt */ - " lsrl #2,%1\n\t" - " subql #1,%1\n\t" - "2: movesl %4@+,%2\n\t" - "3: movel %2,%/a0@+\n\t" - " dbra %1,2b\n\t" - " bral ret_from_signal\n" - "4:\n" - ".section __ex_table,\"a\"\n" - " .align 4\n" - " .long 2b,4b\n" - " .long 3b,4b\n" - ".previous" - : /* no outputs, it doesn't ever return */ - : "a" (sw), "d" (fsize), "d" (frame_offset/4-1), - "n" (frame_offset), "a" (&uc->uc_extra) - : "a0"); -#undef frame_offset - /* - * If we ever get here an exception occurred while - * building the above stack-frame. - */ - goto badframe; - } - - *pd0 = regs->d0; - return err; + return 0; badframe: return 1; @@ -514,7 +433,6 @@ asmlinkage int do_sigreturn(unsigned long __unused) unsigned long usp = rdusp(); struct sigframe __user *frame = (struct sigframe __user *)(usp - 4); sigset_t set; - int d0; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; @@ -528,9 +446,9 @@ asmlinkage int do_sigreturn(unsigned long __unused) current->blocked = set; recalc_sigpending(); - if (restore_sigcontext(regs, &frame->sc, frame + 1, &d0)) + if (restore_sigcontext(regs, &frame->sc, frame + 1)) goto badframe; - return d0; + return regs->d0; badframe: force_sig(SIGSEGV, current); @@ -544,7 +462,6 @@ asmlinkage int do_rt_sigreturn(unsigned long __unused) unsigned long usp = rdusp(); struct rt_sigframe __user *frame = (struct rt_sigframe __user *)(usp - 4); sigset_t set; - int d0; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; @@ -555,9 +472,9 @@ asmlinkage int do_rt_sigreturn(unsigned long __unused) current->blocked = set; recalc_sigpending(); - if (rt_restore_ucontext(regs, sw, &frame->uc, &d0)) + if (rt_restore_ucontext(regs, sw, &frame->uc)) goto badframe; - return d0; + return regs->d0; badframe: force_sig(SIGSEGV, current); @@ -775,7 +692,7 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) return (void __user *)((usp - frame_size) & -8UL); } -static void setup_frame (int sig, struct k_sigaction *ka, +static int setup_frame (int sig, struct k_sigaction *ka, sigset_t *set, struct pt_regs *regs) { struct sigframe __user *frame; @@ -793,10 +710,8 @@ static void setup_frame (int sig, struct k_sigaction *ka, frame = get_sigframe(ka, regs, sizeof(*frame) + fsize); - if (fsize) { + if (fsize) err |= copy_to_user (frame + 1, regs + 1, fsize); - regs->stkadj = fsize; - } err |= __put_user((current_thread_info()->exec_domain && current_thread_info()->exec_domain->signal_invmap @@ -826,11 +741,21 @@ static void setup_frame (int sig, struct k_sigaction *ka, push_cache ((unsigned long) &frame->retcode); - /* Set up registers for signal handler */ + /* + * Set up registers for signal handler. All the state we are about + * to destroy is successfully copied to sigframe. + */ wrusp ((unsigned long) frame); regs->pc = (unsigned long) ka->sa.sa_handler; -adjust_stack: + /* + * This is subtle; if we build more than one sigframe, all but the + * first one will see frame format 0 and have fsize == 0, so we won't + * screw stkadj. + */ + if (fsize) + regs->stkadj = fsize; + /* Prepare to skip over the extra stuff in the exception frame. */ if (regs->stkadj) { struct pt_regs *tregs = @@ -845,14 +770,14 @@ adjust_stack: tregs->pc = regs->pc; tregs->sr = regs->sr; } - return; + return 0; give_sigsegv: force_sigsegv(sig, current); - goto adjust_stack; + return err; } -static void setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info, +static int setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; @@ -869,10 +794,8 @@ static void setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info, frame = get_sigframe(ka, regs, sizeof(*frame)); - if (fsize) { + if (fsize) err |= copy_to_user (&frame->uc.uc_extra, regs + 1, fsize); - regs->stkadj = fsize; - } err |= __put_user((current_thread_info()->exec_domain && current_thread_info()->exec_domain->signal_invmap @@ -914,11 +837,21 @@ static void setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info, push_cache ((unsigned long) &frame->retcode); - /* Set up registers for signal handler */ + /* + * Set up registers for signal handler. All the state we are about + * to destroy is successfully copied to sigframe. + */ wrusp ((unsigned long) frame); regs->pc = (unsigned long) ka->sa.sa_handler; -adjust_stack: + /* + * This is subtle; if we build more than one sigframe, all but the + * first one will see frame format 0 and have fsize == 0, so we won't + * screw stkadj. + */ + if (fsize) + regs->stkadj = fsize; + /* Prepare to skip over the extra stuff in the exception frame. */ if (regs->stkadj) { struct pt_regs *tregs = @@ -933,11 +866,11 @@ adjust_stack: tregs->pc = regs->pc; tregs->sr = regs->sr; } - return; + return 0; give_sigsegv: force_sigsegv(sig, current); - goto adjust_stack; + return err; } static inline void @@ -995,6 +928,7 @@ static void handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { + int err; /* are we from a system call? */ if (regs->orig_d0 >= 0) /* If so, check system call restarting.. */ @@ -1002,17 +936,24 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, /* set up the stack frame */ if (ka->sa.sa_flags & SA_SIGINFO) - setup_rt_frame(sig, ka, info, oldset, regs); + err = setup_rt_frame(sig, ka, info, oldset, regs); else - setup_frame(sig, ka, oldset, regs); + err = setup_frame(sig, ka, oldset, regs); - if (ka->sa.sa_flags & SA_ONESHOT) - ka->sa.sa_handler = SIG_DFL; + if (err) + return; sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); if (!(ka->sa.sa_flags & SA_NODEFER)) sigaddset(¤t->blocked,sig); recalc_sigpending(); + + if (test_thread_flag(TIF_DELAYED_TRACE)) { + regs->sr &= ~0x8000; + send_sig(SIGTRAP, current, 1); + } + + clear_thread_flag(TIF_RESTORE_SIGMASK); } /* @@ -1020,22 +961,25 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs) +asmlinkage void do_signal(struct pt_regs *regs) { siginfo_t info; struct k_sigaction ka; int signr; + sigset_t *oldset; current->thread.esp0 = (unsigned long) regs; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (signr > 0) { /* Whee! Actually deliver the signal. */ handle_signal(signr, &ka, &info, oldset, regs); - return 1; + return; } /* Did we come from a system call? */ @@ -1043,5 +987,9 @@ asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs) /* Restart the system call - no handlers present */ handle_restart(regs, NULL, 0); - return 0; + /* If there's no signal to deliver, we just restore the saved mask. */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } } diff --git a/arch/m68knommu/kernel/entry.S b/arch/m68knommu/kernel/entry.S index aff6f57ef8b5..2783f25e38bd 100644 --- a/arch/m68knommu/kernel/entry.S +++ b/arch/m68knommu/kernel/entry.S @@ -112,22 +112,6 @@ ENTRY(sys_clone) RESTORE_SWITCH_STACK rts -ENTRY(sys_sigsuspend) - SAVE_SWITCH_STACK - pea %sp@(SWITCH_STACK_SIZE) - jbsr do_sigsuspend - addql #4,%sp - RESTORE_SWITCH_STACK - rts - -ENTRY(sys_rt_sigsuspend) - SAVE_SWITCH_STACK - pea %sp@(SWITCH_STACK_SIZE) - jbsr do_rt_sigsuspend - addql #4,%sp - RESTORE_SWITCH_STACK - rts - ENTRY(sys_sigreturn) SAVE_SWITCH_STACK jbsr do_sigreturn diff --git a/arch/m68knommu/kernel/signal.c b/arch/m68knommu/kernel/signal.c index 5ab6a04af14e..36a81bb6835a 100644 --- a/arch/m68knommu/kernel/signal.c +++ b/arch/m68knommu/kernel/signal.c @@ -53,65 +53,30 @@ void ret_from_user_signal(void); void ret_from_user_rt_signal(void); -asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs); /* * Atomically swap in the new signal mask, and wait for a signal. */ -asmlinkage int do_sigsuspend(struct pt_regs *regs) +asmlinkage int +sys_sigsuspend(int unused0, int unused1, old_sigset_t mask) { - old_sigset_t mask = regs->d3; - sigset_t saveset; - mask &= _BLOCKABLE; spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; + current->saved_sigmask = current->blocked; siginitset(¤t->blocked, mask); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); - regs->d0 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(&saveset, regs)) - return -EINTR; - } -} - -asmlinkage int -do_rt_sigsuspend(struct pt_regs *regs) -{ - sigset_t *unewset = (sigset_t *)regs->d1; - size_t sigsetsize = (size_t)regs->d2; - sigset_t saveset, newset; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_restore_sigmask(); - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, ~_BLOCKABLE); - - spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; - current->blocked = newset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - regs->d0 = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(&saveset, regs)) - return -EINTR; - } + return -ERESTARTNOHAND; } -asmlinkage int -sys_sigaction(int sig, const struct old_sigaction *act, - struct old_sigaction *oact) +asmlinkage int +sys_sigaction(int sig, const struct old_sigaction __user *act, + struct old_sigaction __user *oact) { struct k_sigaction new_ka, old_ka; int ret; @@ -120,10 +85,10 @@ sys_sigaction(int sig, const struct old_sigaction *act, old_sigset_t mask; if (!access_ok(VERIFY_READ, act, sizeof(*act)) || __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) + __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) || + __get_user(new_ka.sa.sa_flags, &act->sa_flags) || + __get_user(mask, &act->sa_mask)) return -EFAULT; - __get_user(new_ka.sa.sa_flags, &act->sa_flags); - __get_user(mask, &act->sa_mask); siginitset(&new_ka.sa.sa_mask, mask); } @@ -132,17 +97,17 @@ sys_sigaction(int sig, const struct old_sigaction *act, if (!ret && oact) { if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) + __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) || + __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) return -EFAULT; - __put_user(old_ka.sa.sa_flags, &oact->sa_flags); - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); } return ret; } asmlinkage int -sys_sigaltstack(const stack_t *uss, stack_t *uoss) +sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss) { return do_sigaltstack(uss, uoss, rdusp()); } @@ -157,10 +122,10 @@ sys_sigaltstack(const stack_t *uss, stack_t *uoss) struct sigframe { - char *pretcode; + char __user *pretcode; int sig; int code; - struct sigcontext *psc; + struct sigcontext __user *psc; char retcode[8]; unsigned long extramask[_NSIG_WORDS-1]; struct sigcontext sc; @@ -168,10 +133,10 @@ struct sigframe struct rt_sigframe { - char *pretcode; + char __user *pretcode; int sig; - struct siginfo *pinfo; - void *puc; + struct siginfo __user *pinfo; + void __user *puc; char retcode[8]; struct siginfo info; struct ucontext uc; @@ -198,8 +163,8 @@ static inline int restore_fpu_state(struct sigcontext *sc) goto out; __asm__ volatile (".chip 68k/68881\n\t" - "fmovemx %0,%/fp0-%/fp1\n\t" - "fmoveml %1,%/fpcr/%/fpsr/%/fpiar\n\t" + "fmovemx %0,%%fp0-%%fp1\n\t" + "fmoveml %1,%%fpcr/%%fpsr/%%fpiar\n\t" ".chip 68k" : /* no outputs */ : "m" (*sc->sc_fpregs), "m" (*sc->sc_fpcntl)); @@ -218,7 +183,7 @@ out: #define uc_formatvec uc_filler[FPCONTEXT_SIZE/4] #define uc_extra uc_filler[FPCONTEXT_SIZE/4+1] -static inline int rt_restore_fpu_state(struct ucontext *uc) +static inline int rt_restore_fpu_state(struct ucontext __user *uc) { unsigned char fpstate[FPCONTEXT_SIZE]; int context_size = 0; @@ -228,7 +193,7 @@ static inline int rt_restore_fpu_state(struct ucontext *uc) if (FPU_IS_EMU) { /* restore fpu control register */ if (__copy_from_user(current->thread.fpcntl, - &uc->uc_mcontext.fpregs.f_pcr, 12)) + uc->uc_mcontext.fpregs.f_fpcntl, 12)) goto out; /* restore all other fpu register */ if (__copy_from_user(current->thread.fp, @@ -237,7 +202,7 @@ static inline int rt_restore_fpu_state(struct ucontext *uc) return 0; } - if (__get_user(*(long *)fpstate, (long *)&uc->uc_fpstate)) + if (__get_user(*(long *)fpstate, (long __user *)&uc->uc_fpstate)) goto out; if (fpstate[0]) { context_size = fpstate[1]; @@ -249,15 +214,15 @@ static inline int rt_restore_fpu_state(struct ucontext *uc) sizeof(fpregs))) goto out; __asm__ volatile (".chip 68k/68881\n\t" - "fmovemx %0,%/fp0-%/fp7\n\t" - "fmoveml %1,%/fpcr/%/fpsr/%/fpiar\n\t" + "fmovemx %0,%%fp0-%%fp7\n\t" + "fmoveml %1,%%fpcr/%%fpsr/%%fpiar\n\t" ".chip 68k" : /* no outputs */ : "m" (*fpregs.f_fpregs), - "m" (fpregs.f_pcr)); + "m" (*fpregs.f_fpcntl)); } if (context_size && - __copy_from_user(fpstate + 4, (long *)&uc->uc_fpstate + 1, + __copy_from_user(fpstate + 4, (long __user *)&uc->uc_fpstate + 1, context_size)) goto out; __asm__ volatile (".chip 68k/68881\n\t" @@ -272,7 +237,7 @@ out: #endif static inline int -restore_sigcontext(struct pt_regs *regs, struct sigcontext *usc, void *fp, +restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *usc, void __user *fp, int *pd0) { int formatvec; @@ -312,10 +277,10 @@ badframe: static inline int rt_restore_ucontext(struct pt_regs *regs, struct switch_stack *sw, - struct ucontext *uc, int *pd0) + struct ucontext __user *uc, int *pd0) { int temp; - greg_t *gregs = uc->uc_mcontext.gregs; + greg_t __user *gregs = uc->uc_mcontext.gregs; unsigned long usp; int err; @@ -365,7 +330,7 @@ asmlinkage int do_sigreturn(unsigned long __unused) struct switch_stack *sw = (struct switch_stack *) &__unused; struct pt_regs *regs = (struct pt_regs *) (sw + 1); unsigned long usp = rdusp(); - struct sigframe *frame = (struct sigframe *)(usp - 4); + struct sigframe __user *frame = (struct sigframe __user *)(usp - 4); sigset_t set; int d0; @@ -397,7 +362,7 @@ asmlinkage int do_rt_sigreturn(unsigned long __unused) struct switch_stack *sw = (struct switch_stack *) &__unused; struct pt_regs *regs = (struct pt_regs *) (sw + 1); unsigned long usp = rdusp(); - struct rt_sigframe *frame = (struct rt_sigframe *)(usp - 4); + struct rt_sigframe __user *frame = (struct rt_sigframe __user *)(usp - 4); sigset_t set; int d0; @@ -443,17 +408,17 @@ static inline void save_fpu_state(struct sigcontext *sc, struct pt_regs *regs) if (sc->sc_fpstate[0]) { fpu_version = sc->sc_fpstate[0]; __asm__ volatile (".chip 68k/68881\n\t" - "fmovemx %/fp0-%/fp1,%0\n\t" - "fmoveml %/fpcr/%/fpsr/%/fpiar,%1\n\t" + "fmovemx %%fp0-%%fp1,%0\n\t" + "fmoveml %%fpcr/%%fpsr/%%fpiar,%1\n\t" ".chip 68k" - : /* no outputs */ - : "m" (*sc->sc_fpregs), - "m" (*sc->sc_fpcntl) + : "=m" (*sc->sc_fpregs), + "=m" (*sc->sc_fpcntl) + : /* no inputs */ : "memory"); } } -static inline int rt_save_fpu_state(struct ucontext *uc, struct pt_regs *regs) +static inline int rt_save_fpu_state(struct ucontext __user *uc, struct pt_regs *regs) { unsigned char fpstate[FPCONTEXT_SIZE]; int context_size = 0; @@ -461,7 +426,7 @@ static inline int rt_save_fpu_state(struct ucontext *uc, struct pt_regs *regs) if (FPU_IS_EMU) { /* save fpu control register */ - err |= copy_to_user(&uc->uc_mcontext.fpregs.f_pcr, + err |= copy_to_user(uc->uc_mcontext.fpregs.f_pcntl, current->thread.fpcntl, 12); /* save all other fpu register */ err |= copy_to_user(uc->uc_mcontext.fpregs.f_fpregs, @@ -474,24 +439,24 @@ static inline int rt_save_fpu_state(struct ucontext *uc, struct pt_regs *regs) ".chip 68k" : : "m" (*fpstate) : "memory"); - err |= __put_user(*(long *)fpstate, (long *)&uc->uc_fpstate); + err |= __put_user(*(long *)fpstate, (long __user *)&uc->uc_fpstate); if (fpstate[0]) { fpregset_t fpregs; context_size = fpstate[1]; fpu_version = fpstate[0]; __asm__ volatile (".chip 68k/68881\n\t" - "fmovemx %/fp0-%/fp7,%0\n\t" - "fmoveml %/fpcr/%/fpsr/%/fpiar,%1\n\t" + "fmovemx %%fp0-%%fp7,%0\n\t" + "fmoveml %%fpcr/%%fpsr/%%fpiar,%1\n\t" ".chip 68k" - : /* no outputs */ - : "m" (*fpregs.f_fpregs), - "m" (fpregs.f_pcr) + : "=m" (*fpregs.f_fpregs), + "=m" (*fpregs.f_fpcntl) + : /* no inputs */ : "memory"); err |= copy_to_user(&uc->uc_mcontext.fpregs, &fpregs, sizeof(fpregs)); } if (context_size) - err |= copy_to_user((long *)&uc->uc_fpstate + 1, fpstate + 4, + err |= copy_to_user((long __user *)&uc->uc_fpstate + 1, fpstate + 4, context_size); return err; } @@ -516,10 +481,10 @@ static void setup_sigcontext(struct sigcontext *sc, struct pt_regs *regs, #endif } -static inline int rt_setup_ucontext(struct ucontext *uc, struct pt_regs *regs) +static inline int rt_setup_ucontext(struct ucontext __user *uc, struct pt_regs *regs) { struct switch_stack *sw = (struct switch_stack *)regs - 1; - greg_t *gregs = uc->uc_mcontext.gregs; + greg_t __user *gregs = uc->uc_mcontext.gregs; int err = 0; err |= __put_user(MCONTEXT_VERSION, &uc->uc_mcontext.version); @@ -547,7 +512,7 @@ static inline int rt_setup_ucontext(struct ucontext *uc, struct pt_regs *regs) return err; } -static inline void * +static inline void __user * get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) { unsigned long usp; @@ -560,13 +525,13 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size) if (!sas_ss_flags(usp)) usp = current->sas_ss_sp + current->sas_ss_size; } - return (void *)((usp - frame_size) & -8UL); + return (void __user *)((usp - frame_size) & -8UL); } -static void setup_frame (int sig, struct k_sigaction *ka, +static int setup_frame (int sig, struct k_sigaction *ka, sigset_t *set, struct pt_regs *regs) { - struct sigframe *frame; + struct sigframe __user *frame; struct sigcontext context; int err = 0; @@ -617,17 +582,17 @@ adjust_stack: tregs->pc = regs->pc; tregs->sr = regs->sr; } - return; + return err; give_sigsegv: force_sigsegv(sig, current); goto adjust_stack; } -static void setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info, +static int setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { - struct rt_sigframe *frame; + struct rt_sigframe __user *frame; int err = 0; frame = get_sigframe(ka, regs, sizeof(*frame)); @@ -644,8 +609,8 @@ static void setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info, /* Create the ucontext. */ err |= __put_user(0, &frame->uc.uc_flags); - err |= __put_user(0, &frame->uc.uc_link); - err |= __put_user((void *)current->sas_ss_sp, + err |= __put_user(NULL, &frame->uc.uc_link); + err |= __put_user((void __user *)current->sas_ss_sp, &frame->uc.uc_stack.ss_sp); err |= __put_user(sas_ss_flags(rdusp()), &frame->uc.uc_stack.ss_flags); @@ -681,7 +646,7 @@ adjust_stack: tregs->pc = regs->pc; tregs->sr = regs->sr; } - return; + return err; give_sigsegv: force_sigsegv(sig, current); @@ -728,6 +693,7 @@ static void handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { + int err; /* are we from a system call? */ if (regs->orig_d0 >= 0) /* If so, check system call restarting.. */ @@ -735,12 +701,12 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, /* set up the stack frame */ if (ka->sa.sa_flags & SA_SIGINFO) - setup_rt_frame(sig, ka, info, oldset, regs); + err = setup_rt_frame(sig, ka, info, oldset, regs); else - setup_frame(sig, ka, oldset, regs); + err = setup_frame(sig, ka, oldset, regs); - if (ka->sa.sa_flags & SA_ONESHOT) - ka->sa.sa_handler = SIG_DFL; + if (err) + return; spin_lock_irq(¤t->sighand->siglock); sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); @@ -748,6 +714,8 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, sigaddset(¤t->blocked,sig); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); + + clear_thread_flag(TIF_RESTORE_SIGMASK); } /* @@ -755,11 +723,12 @@ handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs) +asmlinkage void do_signal(struct pt_regs *regs) { struct k_sigaction ka; siginfo_t info; int signr; + sigset_t *oldset; /* * We want the common case to go fast, which @@ -768,16 +737,18 @@ asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs) * if so. */ if (!user_mode(regs)) - return 1; + return; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); if (signr > 0) { /* Whee! Actually deliver the signal. */ handle_signal(signr, &ka, &info, oldset, regs); - return 1; + return; } /* Did we come from a system call? */ @@ -785,5 +756,10 @@ asmlinkage int do_signal(sigset_t *oldset, struct pt_regs *regs) /* Restart the system call - no handlers present */ handle_restart(regs, NULL, 0); } - return 0; + + /* If there's no signal to deliver, we just restore the saved mask. */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } } diff --git a/arch/m68knommu/platform/68328/entry.S b/arch/m68knommu/platform/68328/entry.S index 27241e16a526..240a7a6e25c8 100644 --- a/arch/m68knommu/platform/68328/entry.S +++ b/arch/m68knommu/platform/68328/entry.S @@ -106,6 +106,7 @@ Luser_return: movel %sp,%d1 /* get thread_info pointer */ andl #-THREAD_SIZE,%d1 movel %d1,%a2 +1: move %a2@(TI_FLAGS),%d1 /* thread_info->flags */ andl #_TIF_WORK_MASK,%d1 jne Lwork_to_do @@ -120,13 +121,11 @@ Lsignal_return: subql #4,%sp /* dummy return address*/ SAVE_SWITCH_STACK pea %sp@(SWITCH_STACK_SIZE) - clrl %sp@- bsrw do_signal - addql #8,%sp + addql #4,%sp RESTORE_SWITCH_STACK addql #4,%sp -Lreturn: - RESTORE_ALL + jra 1b /* * This is the main interrupt handler, responsible for calling process_int() diff --git a/arch/m68knommu/platform/68360/entry.S b/arch/m68knommu/platform/68360/entry.S index c131c6e1d92d..8a28788c0eea 100644 --- a/arch/m68knommu/platform/68360/entry.S +++ b/arch/m68knommu/platform/68360/entry.S @@ -102,6 +102,7 @@ Luser_return: movel %sp,%d1 /* get thread_info pointer */ andl #-THREAD_SIZE,%d1 movel %d1,%a2 +1: move %a2@(TI_FLAGS),%d1 /* thread_info->flags */ andl #_TIF_WORK_MASK,%d1 jne Lwork_to_do @@ -116,13 +117,11 @@ Lsignal_return: subql #4,%sp /* dummy return address*/ SAVE_SWITCH_STACK pea %sp@(SWITCH_STACK_SIZE) - clrl %sp@- bsrw do_signal - addql #8,%sp + addql #4,%sp RESTORE_SWITCH_STACK addql #4,%sp -Lreturn: - RESTORE_ALL + jra 1b /* * This is the main interrupt handler, responsible for calling do_IRQ() diff --git a/arch/m68knommu/platform/coldfire/entry.S b/arch/m68knommu/platform/coldfire/entry.S index 5e92bed94b7e..e1debc8285ef 100644 --- a/arch/m68knommu/platform/coldfire/entry.S +++ b/arch/m68knommu/platform/coldfire/entry.S @@ -167,12 +167,11 @@ Lsignal_return: subql #4,%sp /* dummy return address */ SAVE_SWITCH_STACK pea %sp@(SWITCH_STACK_SIZE) - clrl %sp@- jsr do_signal - addql #8,%sp + addql #4,%sp RESTORE_SWITCH_STACK addql #4,%sp - jmp Lreturn + jmp Luser_return /* * This is the generic interrupt handler (for all hardware interrupt diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 387d5ffdfd3a..5f5018a71a3d 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -14,7 +14,7 @@ config MICROBLAZE select HAVE_DMA_API_DEBUG select TRACING_SUPPORT select OF - select OF_FLATTREE + select OF_EARLY_FLATTREE config SWAP def_bool n diff --git a/arch/microblaze/boot/Makefile b/arch/microblaze/boot/Makefile index be01d78750d9..4c4e58ef0cb6 100644 --- a/arch/microblaze/boot/Makefile +++ b/arch/microblaze/boot/Makefile @@ -10,9 +10,6 @@ targets := linux.bin linux.bin.gz simpleImage.% OBJCOPYFLAGS := -O binary -# Where the DTS files live -dtstree := $(srctree)/$(src)/dts - # Ensure system.dtb exists $(obj)/linked_dtb.o: $(obj)/system.dtb @@ -51,14 +48,11 @@ $(obj)/simpleImage.%: vmlinux FORCE $(call if_changed,strip) @echo 'Kernel: $@ is ready' ' (#'`cat .version`')' -# Rule to build device tree blobs -DTC = $(objtree)/scripts/dtc/dtc # Rule to build device tree blobs -quiet_cmd_dtc = DTC $@ - cmd_dtc = $(DTC) -O dtb -o $(obj)/$*.dtb -b 0 -p 1024 $(dtstree)/$*.dts +DTC_FLAGS := -p 1024 -$(obj)/%.dtb: $(dtstree)/%.dts FORCE - $(call if_changed,dtc) +$(obj)/%.dtb: $(src)/dts/%.dts FORCE + $(call cmd,dtc) clean-files += *.dtb simpleImage.*.unstrip linux.bin.ub diff --git a/arch/microblaze/include/asm/prom.h b/arch/microblaze/include/asm/prom.h index bdc38312ae4a..2e72af078b05 100644 --- a/arch/microblaze/include/asm/prom.h +++ b/arch/microblaze/include/asm/prom.h @@ -64,9 +64,6 @@ extern void kdump_move_device_tree(void); /* CPU OF node matching */ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread); -/* Get the MAC address */ -extern const void *of_get_mac_address(struct device_node *np); - /** * of_irq_map_pci - Resolve the interrupt for a PCI device * @pdev: the device whose interrupt is to be resolved diff --git a/arch/microblaze/kernel/prom_parse.c b/arch/microblaze/kernel/prom_parse.c index 99d9b61cccb5..9ae24f4b882b 100644 --- a/arch/microblaze/kernel/prom_parse.c +++ b/arch/microblaze/kernel/prom_parse.c @@ -110,41 +110,3 @@ void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop, cells = prop ? *(u32 *)prop : of_n_size_cells(dn); *size = of_read_number(dma_window, cells); } - -/** - * Search the device tree for the best MAC address to use. 'mac-address' is - * checked first, because that is supposed to contain to "most recent" MAC - * address. If that isn't set, then 'local-mac-address' is checked next, - * because that is the default address. If that isn't set, then the obsolete - * 'address' is checked, just in case we're using an old device tree. - * - * Note that the 'address' property is supposed to contain a virtual address of - * the register set, but some DTS files have redefined that property to be the - * MAC address. - * - * All-zero MAC addresses are rejected, because those could be properties that - * exist in the device tree, but were not set by U-Boot. For example, the - * DTS could define 'mac-address' and 'local-mac-address', with zero MAC - * addresses. Some older U-Boots only initialized 'local-mac-address'. In - * this case, the real MAC is in 'local-mac-address', and 'mac-address' exists - * but is all zeros. -*/ -const void *of_get_mac_address(struct device_node *np) -{ - struct property *pp; - - pp = of_find_property(np, "mac-address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - pp = of_find_property(np, "local-mac-address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - pp = of_find_property(np, "address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - return NULL; -} -EXPORT_SYMBOL(of_get_mac_address); diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 0a9b5b8b2a19..f489ec30e071 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2218,7 +2218,7 @@ config SECCOMP config USE_OF bool "Flattened Device Tree support" select OF - select OF_FLATTREE + select OF_EARLY_FLATTREE help Include support for flattened device tree machine descriptions. diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index e625e9e034ae..48fb4790bfec 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -116,7 +116,7 @@ config PPC bool default y select OF - select OF_FLATTREE + select OF_EARLY_FLATTREE select HAVE_FTRACE_MCOUNT_RECORD select HAVE_DYNAMIC_FTRACE select HAVE_FUNCTION_TRACER diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index fae8192c8fcc..96deec63bcf3 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -35,7 +35,7 @@ endif BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj) -DTS_FLAGS ?= -p 1024 +DTC_FLAGS ?= -p 1024 $(obj)/4xx.o: BOOTCFLAGS += -mcpu=405 $(obj)/ebony.o: BOOTCFLAGS += -mcpu=405 @@ -332,10 +332,8 @@ $(obj)/treeImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) $(call if_changed,wrap,treeboot-$*,,$(obj)/$*.dtb) # Rule to build device tree blobs -DTC = $(objtree)/scripts/dtc/dtc - -$(obj)/%.dtb: $(dtstree)/%.dts - $(DTC) -O dtb -o $(obj)/$*.dtb -b 0 $(DTS_FLAGS) $(dtstree)/$*.dts +$(obj)/%.dtb: $(src)/dts/%.dts + $(call cmd,dtc) # If there isn't a platform selected then just strip the vmlinux. ifeq (,$(image-y)) diff --git a/arch/powerpc/boot/dts/bluestone.dts b/arch/powerpc/boot/dts/bluestone.dts index 9bb3d72c0e5a..2a56a0dbd1f7 100644 --- a/arch/powerpc/boot/dts/bluestone.dts +++ b/arch/powerpc/boot/dts/bluestone.dts @@ -33,7 +33,7 @@ aliases { ethernet0 = &EMAC0; serial0 = &UART0; - serial1 = &UART1; + //serial1 = &UART1; --gcl missing UART1 label }; cpus { @@ -52,7 +52,7 @@ d-cache-size = <32768>; dcr-controller; dcr-access-method = "native"; - next-level-cache = <&L2C0>; + //next-level-cache = <&L2C0>; --gcl missing L2C0 label }; }; @@ -142,7 +142,7 @@ /*RXEOB*/ 0x7 0x4 /*SERR*/ 0x3 0x4 /*TXDE*/ 0x4 0x4 - /*RXDE*/ 0x5 0x4 + /*RXDE*/ 0x5 0x4>; }; POB0: opb { @@ -182,7 +182,7 @@ reg = <0x001a0000 0x00060000>; }; }; - } + }; UART0: serial@ef600300 { device_type = "serial"; diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/cm5200.dts index dd3860846f15..ad3a4f4a2b04 100644 --- a/arch/powerpc/boot/dts/cm5200.dts +++ b/arch/powerpc/boot/dts/cm5200.dts @@ -10,220 +10,74 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "schindler,cm5200"; compatible = "schindler,cm5200"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; - - memory { - device_type = "memory"; - reg = <0x00000000 0x04000000>; // 64MB - }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - - timer@620 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; - }; - - timer@630 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; - }; - - timer@640 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; - }; - - timer@650 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; - }; - - timer@660 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; - }; - - timer@670 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; + can@900 { + status = "disabled"; }; - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; + can@980 { + status = "disabled"; }; - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; - }; - - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; - }; - - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; + psc@2000 { // PSC1 + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; }; - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + psc@2200 { // PSC2 + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; }; - serial@2000 { // PSC1 + psc@2400 { // PSC3 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; }; - serial@2200 { // PSC2 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2200 0x100>; - interrupts = <2 2 0>; + psc@2600 { // PSC4 + status = "disabled"; }; - serial@2400 { // PSC3 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2400 0x100>; - interrupts = <2 3 0>; + psc@2800 { // PSC5 + status = "disabled"; }; - serial@2c00 { // PSC6 + psc@2c00 { // PSC6 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2c00 0x100>; - interrupts = <2 4 0>; }; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { reg = <0>; }; }; - i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; + ata@3a00 { + status = "disabled"; }; - sram@8000 { - compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; - reg = <0x8000 0x4000>; + i2c@3d00 { + status = "disabled"; }; + }; - localbus { - compatible = "fsl,mpc5200b-lpb","simple-bus"; - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0xfc000000 0x2000000>; + pci@f0000d00 { + status = "disabled"; + }; + localbus { // 16-bit flash device at LocalPlus Bus CS0 flash@0,0 { compatible = "cfi-flash"; diff --git a/arch/powerpc/boot/dts/digsy_mtc.dts b/arch/powerpc/boot/dts/digsy_mtc.dts index 8e9be6bfe23e..27bd267d631c 100644 --- a/arch/powerpc/boot/dts/digsy_mtc.dts +++ b/arch/powerpc/boot/dts/digsy_mtc.dts @@ -11,195 +11,68 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "intercontrol,digsy-mtc"; compatible = "intercontrol,digsy-mtc"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; memory { - device_type = "memory"; reg = <0x00000000 0x02000000>; // 32MB }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - - timer@620 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; - }; - - timer@630 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; - }; - - timer@640 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; - }; - - timer@650 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; + rtc@800 { + status = "disabled"; }; - timer@660 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; + can@900 { + status = "disabled"; }; - timer@670 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; + can@980 { + status = "disabled"; }; - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; + psc@2000 { // PSC1 + status = "disabled"; }; - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; + psc@2200 { // PSC2 + status = "disabled"; }; - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; + psc@2400 { // PSC3 + status = "disabled"; }; - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; - }; - - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; - }; - - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + psc@2600 { // PSC4 + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; }; - serial@2600 { // PSC4 + psc@2800 { // PSC5 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2600 0x100>; - interrupts = <2 11 0>; }; - serial@2800 { // PSC5 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2800 0x100>; - interrupts = <2 12 0>; + psc@2c00 { // PSC6 + status = "disabled"; }; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { reg = <0>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; - }; - i2c@3d00 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d00 0x40>; - interrupts = <2 15 0>; - rtc@50 { compatible = "at,24c08"; reg = <0x50>; @@ -211,16 +84,16 @@ }; }; - sram@8000 { - compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; - reg = <0x8000 0x4000>; + i2c@3d40 { + status = "disabled"; }; }; - lpb { - compatible = "fsl,mpc5200b-lpb","simple-bus"; - #address-cells = <2>; - #size-cells = <1>; + pci@f0000d00 { + status = "disabled"; + }; + + localbus { ranges = <0 0 0xff000000 0x1000000>; // 16-bit flash device at LocalPlus Bus CS0 diff --git a/arch/powerpc/boot/dts/hotfoot.dts b/arch/powerpc/boot/dts/hotfoot.dts index cad9c3840afc..71d3bb4931dc 100644 --- a/arch/powerpc/boot/dts/hotfoot.dts +++ b/arch/powerpc/boot/dts/hotfoot.dts @@ -117,6 +117,8 @@ }; IIC: i2c@ef600500 { + #address-cells = <1>; + #size-cells = <0>; compatible = "ibm,iic-405ep", "ibm,iic"; reg = <0xef600500 0x00000011>; interrupt-parent = <&UIC0>; diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite5200b.dts index 59702ace900f..fb288bb882b6 100644 --- a/arch/powerpc/boot/dts/lite5200b.dts +++ b/arch/powerpc/boot/dts/lite5200b.dts @@ -10,256 +10,75 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "fsl,lite5200b"; compatible = "fsl,lite5200b"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; memory { - device_type = "memory"; reg = <0x00000000 0x10000000>; // 256MB }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - - timer@620 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; - }; - - timer@630 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; - }; - - timer@640 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; - }; - - timer@650 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; - }; - - timer@660 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; - }; - - timer@670 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; - }; - - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; - }; - - can@900 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 17 0>; - reg = <0x900 0x80>; - }; - - can@980 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 18 0>; - reg = <0x980 0x80>; - }; - - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; + psc@2000 { // PSC1 + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; + cell-index = <0>; }; - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; + psc@2200 { // PSC2 + status = "disabled"; }; - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; + psc@2400 { // PSC3 + status = "disabled"; }; - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; + psc@2600 { // PSC4 + status = "disabled"; }; - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + psc@2800 { // PSC5 + status = "disabled"; }; - serial@2000 { // PSC1 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - cell-index = <0>; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; + psc@2c00 { // PSC6 + status = "disabled"; }; // PSC2 in ac97 mode example //ac97@2200 { // PSC2 // compatible = "fsl,mpc5200b-psc-ac97","fsl,mpc5200-psc-ac97"; // cell-index = <1>; - // reg = <0x2200 0x100>; - // interrupts = <2 2 0>; //}; // PSC3 in CODEC mode example //i2s@2400 { // PSC3 // compatible = "fsl,mpc5200b-psc-i2s"; //not 5200 compatible // cell-index = <2>; - // reg = <0x2400 0x100>; - // interrupts = <2 3 0>; - //}; - - // PSC4 in uart mode example - //serial@2600 { // PSC4 - // compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - // cell-index = <3>; - // reg = <0x2600 0x100>; - // interrupts = <2 11 0>; - //}; - - // PSC5 in uart mode example - //serial@2800 { // PSC5 - // compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - // cell-index = <4>; - // reg = <0x2800 0x100>; - // interrupts = <2 12 0>; //}; // PSC6 in spi mode example //spi@2c00 { // PSC6 // compatible = "fsl,mpc5200b-psc-spi","fsl,mpc5200-psc-spi"; // cell-index = <5>; - // reg = <0x2c00 0x100>; - // interrupts = <2 4 0>; //}; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { reg = <0>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; - }; - - i2c@3d00 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d00 0x40>; - interrupts = <2 15 0>; - }; - i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; - eeprom@50 { compatible = "atmel,24c02"; reg = <0x50>; @@ -273,12 +92,6 @@ }; pci@f0000d00 { - #interrupt-cells = <1>; - #size-cells = <2>; - #address-cells = <3>; - device_type = "pci"; - compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; - reg = <0xf0000d00 0x100>; interrupt-map-mask = <0xf800 0 0 7>; interrupt-map = <0xc000 0 0 1 &mpc5200_pic 0 0 3 // 1st slot 0xc000 0 0 2 &mpc5200_pic 1 1 3 @@ -298,11 +111,6 @@ }; localbus { - compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0xfe000000 0x02000000>; flash@0,0 { diff --git a/arch/powerpc/boot/dts/media5200.dts b/arch/powerpc/boot/dts/media5200.dts index 0c3902bc5b6a..48d72f38e5ed 100644 --- a/arch/powerpc/boot/dts/media5200.dts +++ b/arch/powerpc/boot/dts/media5200.dts @@ -11,14 +11,11 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "fsl,media5200"; compatible = "fsl,media5200"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; aliases { console = &console; @@ -30,16 +27,7 @@ }; cpus { - #address-cells = <1>; - #size-cells = <0>; - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K timebase-frequency = <33000000>; // 33 MHz, these were configured by U-Boot bus-frequency = <132000000>; // 132 MHz clock-frequency = <396000000>; // 396 MHz @@ -47,205 +35,57 @@ }; memory { - device_type = "memory"; reg = <0x00000000 0x08000000>; // 128MB RAM }; - soc@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; + soc5200@f0000000 { bus-frequency = <132000000>;// 132 MHz - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - - timer@620 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; - }; - - timer@630 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; - }; - - timer@640 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; - }; - - timer@650 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; - }; - - timer@660 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; - }; - - timer@670 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; - }; - - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; - }; - - can@900 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 17 0>; - reg = <0x900 0x80>; + psc@2000 { // PSC1 + status = "disabled"; }; - can@980 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 18 0>; - reg = <0x980 0x80>; + psc@2200 { // PSC2 + status = "disabled"; }; - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; + psc@2400 { // PSC3 + status = "disabled"; }; - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; + psc@2600 { // PSC4 + status = "disabled"; }; - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; - }; - - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0x100>; - interrupts = <2 6 0>; - }; - - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; - }; - - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + psc@2800 { // PSC5 + status = "disabled"; }; // PSC6 in uart mode - console: serial@2c00 { // PSC6 + console: psc@2c00 { // PSC6 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - cell-index = <5>; - port-number = <0>; // Logical port assignment - reg = <0x2c00 0x100>; - interrupts = <2 4 0>; }; - eth0: ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; + ethernet@3000 { phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { reg = <0>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; - }; - - i2c@3d00 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d00 0x40>; - interrupts = <2 15 0>; - }; - - i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; - }; - - sram@8000 { - compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; - reg = <0x8000 0x4000>; + usb@1000 { + reg = <0x1000 0x100>; }; }; pci@f0000d00 { - #interrupt-cells = <1>; - #size-cells = <2>; - #address-cells = <3>; - device_type = "pci"; - compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; - reg = <0xf0000d00 0x100>; interrupt-map-mask = <0xf800 0 0 7>; interrupt-map = <0xc000 0 0 1 &media5200_fpga 0 2 // 1st slot 0xc000 0 0 2 &media5200_fpga 0 3 @@ -262,37 +102,29 @@ 0xe000 0 0 1 &media5200_fpga 0 5 // CoralIP >; - clock-frequency = <0>; // From boot loader - interrupts = <2 8 0 2 9 0 2 10 0>; - interrupt-parent = <&mpc5200_pic>; - bus-range = <0 0>; ranges = <0x42000000 0 0x80000000 0x80000000 0 0x20000000 0x02000000 0 0xa0000000 0xa0000000 0 0x10000000 0x01000000 0 0x00000000 0xb0000000 0 0x01000000>; + interrupt-parent = <&mpc5200_pic>; }; localbus { - compatible = "fsl,mpc5200b-lpb","simple-bus"; - #address-cells = <2>; - #size-cells = <1>; - ranges = < 0 0 0xfc000000 0x02000000 1 0 0xfe000000 0x02000000 2 0 0xf0010000 0x00010000 3 0 0xf0020000 0x00010000 >; - flash@0,0 { compatible = "amd,am29lv28ml", "cfi-flash"; - reg = <0 0x0 0x2000000>; // 32 MB - bank-width = <4>; // Width in bytes of the flash bank - device-width = <2>; // Two devices on each bank + reg = <0 0x0 0x2000000>; // 32 MB + bank-width = <4>; // Width in bytes of the flash bank + device-width = <2>; // Two devices on each bank }; flash@1,0 { compatible = "amd,am29lv28ml", "cfi-flash"; - reg = <1 0 0x2000000>; // 32 MB - bank-width = <4>; // Width in bytes of the flash bank - device-width = <2>; // Two devices on each bank + reg = <1 0 0x2000000>; // 32 MB + bank-width = <4>; // Width in bytes of the flash bank + device-width = <2>; // Two devices on each bank }; media5200_fpga: fpga@2,0 { diff --git a/arch/powerpc/boot/dts/motionpro.dts b/arch/powerpc/boot/dts/motionpro.dts index 6ca4fc144a33..0b78e89ac69b 100644 --- a/arch/powerpc/boot/dts/motionpro.dts +++ b/arch/powerpc/boot/dts/motionpro.dts @@ -10,219 +10,73 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "promess,motionpro"; compatible = "promess,motionpro"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; - - memory { - device_type = "memory"; - reg = <0x00000000 0x04000000>; // 64MB - }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - - timer@620 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; - }; - - timer@630 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; - }; - - timer@640 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; - }; - - timer@650 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; - }; - - motionpro-led@660 { // Motion-PRO status LED + timer@660 { // Motion-PRO status LED compatible = "promess,motionpro-led"; label = "motionpro-statusled"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; blink-delay = <100>; // 100 msec }; - motionpro-led@670 { // Motion-PRO ready LED + timer@670 { // Motion-PRO ready LED compatible = "promess,motionpro-led"; label = "motionpro-readyled"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; - }; - - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; - }; - - can@980 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 18 0>; - reg = <0x980 0x80>; }; - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; + can@900 { + status = "disabled"; }; - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; + psc@2000 { // PSC1 + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; }; - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; + // PSC2 in spi master mode + psc@2200 { // PSC2 + compatible = "fsl,mpc5200b-psc-spi","fsl,mpc5200-psc-spi"; + cell-index = <1>; }; - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; + psc@2400 { // PSC3 + status = "disabled"; }; - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + psc@2600 { // PSC4 + status = "disabled"; }; - serial@2000 { // PSC1 + psc@2800 { // PSC5 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; - }; - - // PSC2 in spi master mode - spi@2200 { // PSC2 - compatible = "fsl,mpc5200b-psc-spi","fsl,mpc5200-psc-spi"; - cell-index = <1>; - reg = <0x2200 0x100>; - interrupts = <2 2 0>; }; - // PSC5 in uart mode - serial@2800 { // PSC5 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2800 0x100>; - interrupts = <2 12 0>; + psc@2c00 { // PSC6 + status = "disabled"; }; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@2 { reg = <2>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; + i2c@3d00 { + status = "disabled"; }; i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; - rtc@68 { compatible = "dallas,ds1339"; reg = <0x68>; @@ -235,10 +89,11 @@ }; }; + pci@f0000d00 { + status = "disabled"; + }; + localbus { - compatible = "fsl,mpc5200b-lpb","simple-bus"; - #address-cells = <2>; - #size-cells = <1>; ranges = <0 0 0xff000000 0x01000000 1 0 0x50000000 0x00010000 2 0 0x50010000 0x00010000 @@ -280,5 +135,6 @@ #size-cells = <1>; #address-cells = <1>; }; + }; }; diff --git a/arch/powerpc/boot/dts/mpc5200b.dtsi b/arch/powerpc/boot/dts/mpc5200b.dtsi new file mode 100644 index 000000000000..bc27548e895d --- /dev/null +++ b/arch/powerpc/boot/dts/mpc5200b.dtsi @@ -0,0 +1,275 @@ +/* + * base MPC5200b Device Tree Source + * + * Copyright (C) 2010 SecretLab + * Grant Likely <grant@secretlab.ca> + * John Bonesio <bones@secretlab.ca> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +/dts-v1/; + +/ { + model = "fsl,mpc5200b"; + compatible = "fsl,mpc5200b"; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&mpc5200_pic>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + powerpc: PowerPC,5200@0 { + device_type = "cpu"; + reg = <0>; + d-cache-line-size = <32>; + i-cache-line-size = <32>; + d-cache-size = <0x4000>; // L1, 16K + i-cache-size = <0x4000>; // L1, 16K + timebase-frequency = <0>; // from bootloader + bus-frequency = <0>; // from bootloader + clock-frequency = <0>; // from bootloader + }; + }; + + memory: memory { + device_type = "memory"; + reg = <0x00000000 0x04000000>; // 64MB + }; + + soc: soc5200@f0000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200b-immr"; + ranges = <0 0xf0000000 0x0000c000>; + reg = <0xf0000000 0x00000100>; + bus-frequency = <0>; // from bootloader + system-frequency = <0>; // from bootloader + + cdm@200 { + compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; + reg = <0x200 0x38>; + }; + + mpc5200_pic: interrupt-controller@500 { + // 5200 interrupts are encoded into two levels; + interrupt-controller; + #interrupt-cells = <3>; + compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; + reg = <0x500 0x80>; + }; + + timer@600 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x600 0x10>; + interrupts = <1 9 0>; + }; + + timer@610 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x610 0x10>; + interrupts = <1 10 0>; + }; + + timer@620 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x620 0x10>; + interrupts = <1 11 0>; + }; + + timer@630 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x630 0x10>; + interrupts = <1 12 0>; + }; + + timer@640 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x640 0x10>; + interrupts = <1 13 0>; + }; + + timer@650 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x650 0x10>; + interrupts = <1 14 0>; + }; + + timer@660 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x660 0x10>; + interrupts = <1 15 0>; + }; + + timer@670 { // General Purpose Timer + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x670 0x10>; + interrupts = <1 16 0>; + }; + + rtc@800 { // Real time clock + compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; + reg = <0x800 0x100>; + interrupts = <1 5 0 1 6 0>; + }; + + can@900 { + compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; + interrupts = <2 17 0>; + reg = <0x900 0x80>; + }; + + can@980 { + compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; + interrupts = <2 18 0>; + reg = <0x980 0x80>; + }; + + gpio_simple: gpio@b00 { + compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; + reg = <0xb00 0x40>; + interrupts = <1 7 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio_wkup: gpio@c00 { + compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; + reg = <0xc00 0x40>; + interrupts = <1 8 0 0 3 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + spi@f00 { + compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; + reg = <0xf00 0x20>; + interrupts = <2 13 0 2 14 0>; + }; + + usb: usb@1000 { + compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; + reg = <0x1000 0xff>; + interrupts = <2 6 0>; + }; + + dma-controller@1200 { + compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; + reg = <0x1200 0x80>; + interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 + 3 4 0 3 5 0 3 6 0 3 7 0 + 3 8 0 3 9 0 3 10 0 3 11 0 + 3 12 0 3 13 0 3 14 0 3 15 0>; + }; + + xlb@1f00 { + compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; + reg = <0x1f00 0x100>; + }; + + psc1: psc@2000 { // PSC1 + compatible = "fsl,mpc5200b-psc","fsl,mpc5200-psc"; + reg = <0x2000 0x100>; + interrupts = <2 1 0>; + }; + + psc2: psc@2200 { // PSC2 + compatible = "fsl,mpc5200b-psc","fsl,mpc5200-psc"; + reg = <0x2200 0x100>; + interrupts = <2 2 0>; + }; + + psc3: psc@2400 { // PSC3 + compatible = "fsl,mpc5200b-psc","fsl,mpc5200-psc"; + reg = <0x2400 0x100>; + interrupts = <2 3 0>; + }; + + psc4: psc@2600 { // PSC4 + compatible = "fsl,mpc5200b-psc","fsl,mpc5200-psc"; + reg = <0x2600 0x100>; + interrupts = <2 11 0>; + }; + + psc5: psc@2800 { // PSC5 + compatible = "fsl,mpc5200b-psc","fsl,mpc5200-psc"; + reg = <0x2800 0x100>; + interrupts = <2 12 0>; + }; + + psc6: psc@2c00 { // PSC6 + compatible = "fsl,mpc5200b-psc","fsl,mpc5200-psc"; + reg = <0x2c00 0x100>; + interrupts = <2 4 0>; + }; + + eth0: ethernet@3000 { + compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; + reg = <0x3000 0x400>; + local-mac-address = [ 00 00 00 00 00 00 ]; + interrupts = <2 5 0>; + }; + + mdio@3000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; + reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts + interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. + }; + + ata@3a00 { + compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; + reg = <0x3a00 0x100>; + interrupts = <2 7 0>; + }; + + i2c@3d00 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; + reg = <0x3d00 0x40>; + interrupts = <2 15 0>; + }; + + i2c@3d40 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; + reg = <0x3d40 0x40>; + interrupts = <2 16 0>; + }; + + sram@8000 { + compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; + reg = <0x8000 0x4000>; + }; + }; + + pci: pci@f0000d00 { + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + device_type = "pci"; + compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; + reg = <0xf0000d00 0x100>; + // interrupt-map-mask = need to add + // interrupt-map = need to add + clock-frequency = <0>; // From boot loader + interrupts = <2 8 0 2 9 0 2 10 0>; + bus-range = <0 0>; + // ranges = need to add + }; + + localbus: localbus { + compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; + #address-cells = <2>; + #size-cells = <1>; + ranges = <0 0 0xfc000000 0x2000000>; + }; +}; diff --git a/arch/powerpc/boot/dts/mucmc52.dts b/arch/powerpc/boot/dts/mucmc52.dts index b72a7581d798..21d34720fcc9 100644 --- a/arch/powerpc/boot/dts/mucmc52.dts +++ b/arch/powerpc/boot/dts/mucmc52.dts @@ -11,172 +11,109 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "manroland,mucmc52"; compatible = "manroland,mucmc52"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; - - memory { - device_type = "memory"; - reg = <0x00000000 0x04000000>; // 64MB - }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - gpt0: timer@600 { // GPT 0 in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; gpio-controller; #gpio-cells = <2>; }; gpt1: timer@610 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; gpio-controller; #gpio-cells = <2>; }; gpt2: timer@620 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; gpio-controller; #gpio-cells = <2>; }; gpt3: timer@630 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; gpio-controller; #gpio-cells = <2>; }; - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; + timer@640 { + status = "disabled"; }; - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; + timer@650 { + status = "disabled"; + }; + + timer@660 { + status = "disabled"; + }; + + timer@670 { + status = "disabled"; }; - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; + rtc@800 { + status = "disabled"; }; - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + can@900 { + status = "disabled"; }; - serial@2000 { /* PSC1 in UART mode */ + can@980 { + status = "disabled"; + }; + + spi@f00 { + status = "disabled"; + }; + + usb@1000 { + status = "disabled"; + }; + + psc@2000 { // PSC1 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; }; - serial@2200 { /* PSC2 in UART mode */ + psc@2200 { // PSC2 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2200 0x100>; - interrupts = <2 2 0>; }; - serial@2c00 { /* PSC6 in UART mode */ + psc@2400 { // PSC3 + status = "disabled"; + }; + + psc@2600 { // PSC4 + status = "disabled"; + }; + + psc@2800 { // PSC5 + status = "disabled"; + }; + + psc@2c00 { // PSC6 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2c00 0x100>; - interrupts = <2 4 0>; }; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { compatible = "intel,lxt971"; reg = <0>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; + i2c@3d00 { + status = "disabled"; }; i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; hwmon@2c { compatible = "ad,adm9240"; reg = <0x2c>; @@ -186,20 +123,9 @@ reg = <0x51>; }; }; - - sram@8000 { - compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; - reg = <0x8000 0x4000>; - }; }; pci@f0000d00 { - #interrupt-cells = <1>; - #size-cells = <2>; - #address-cells = <3>; - device_type = "pci"; - compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; - reg = <0xf0000d00 0x100>; interrupt-map-mask = <0xf800 0 0 7>; interrupt-map = < /* IDSEL 0x10 */ @@ -208,20 +134,12 @@ 0x8000 0 0 3 &mpc5200_pic 0 2 3 0x8000 0 0 4 &mpc5200_pic 0 1 3 >; - clock-frequency = <0>; // From boot loader - interrupts = <2 8 0 2 9 0 2 10 0>; - bus-range = <0 0>; ranges = <0x42000000 0 0x60000000 0x60000000 0 0x10000000 0x02000000 0 0x90000000 0x90000000 0 0x10000000 0x01000000 0 0x00000000 0xa0000000 0 0x01000000>; }; localbus { - compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0xff800000 0x00800000 1 0 0x80000000 0x00800000 3 0 0x80000000 0x00800000>; diff --git a/arch/powerpc/boot/dts/pcm030.dts b/arch/powerpc/boot/dts/pcm030.dts index 8a4ec30b21ae..9e354997eb7e 100644 --- a/arch/powerpc/boot/dts/pcm030.dts +++ b/arch/powerpc/boot/dts/pcm030.dts @@ -12,246 +12,92 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "phytec,pcm030"; compatible = "phytec,pcm030"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; - - memory { - device_type = "memory"; - reg = <0x00000000 0x04000000>; // 64MB - }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - - timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; + timer@600 { // General Purpose Timer fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - gpt2: timer@620 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt-gpio","fsl,mpc5200-gpt-gpio"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; gpio-controller; #gpio-cells = <2>; }; gpt3: timer@630 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt-gpio","fsl,mpc5200-gpt-gpio"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; gpio-controller; #gpio-cells = <2>; }; gpt4: timer@640 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt-gpio","fsl,mpc5200-gpt-gpio"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; gpio-controller; #gpio-cells = <2>; }; gpt5: timer@650 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt-gpio","fsl,mpc5200-gpt-gpio"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; gpio-controller; #gpio-cells = <2>; }; gpt6: timer@660 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt-gpio","fsl,mpc5200-gpt-gpio"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; gpio-controller; #gpio-cells = <2>; }; gpt7: timer@670 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt-gpio","fsl,mpc5200-gpt-gpio"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; - }; - - can@900 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 17 0>; - reg = <0x900 0x80>; - }; - - can@980 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 18 0>; - reg = <0x980 0x80>; - }; - - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; gpio-controller; #gpio-cells = <2>; }; - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; - }; - - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; - }; - - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; - }; - - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; - }; - - ac97@2000 { /* PSC1 in ac97 mode */ + psc@2000 { /* PSC1 in ac97 mode */ compatible = "mpc5200b-psc-ac97","fsl,mpc5200b-psc-ac97"; cell-index = <0>; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; }; /* PSC2 port is used by CAN1/2 */ + psc@2200 { + status = "disabled"; + }; - serial@2400 { /* PSC3 in UART mode */ + psc@2400 { /* PSC3 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - cell-index = <2>; - reg = <0x2400 0x100>; - interrupts = <2 3 0>; }; /* PSC4 is ??? */ + psc@2600 { + status = "disabled"; + }; /* PSC5 is ??? */ + psc@2800 { + status = "disabled"; + }; - serial@2c00 { /* PSC6 in UART mode */ + psc@2c00 { /* PSC6 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - cell-index = <5>; - reg = <0x2c00 0x100>; - interrupts = <2 4 0>; }; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { reg = <0>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; - }; - - i2c@3d00 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d00 0x40>; - interrupts = <2 15 0>; - }; - i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; rtc@51 { compatible = "nxp,pcf8563"; reg = <0x51>; @@ -259,6 +105,7 @@ eeprom@52 { compatible = "catalyst,24c32"; reg = <0x52>; + pagesize = <32>; }; }; @@ -269,12 +116,6 @@ }; pci@f0000d00 { - #interrupt-cells = <1>; - #size-cells = <2>; - #address-cells = <3>; - device_type = "pci"; - compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; - reg = <0xf0000d00 0x100>; interrupt-map-mask = <0xf800 0 0 7>; interrupt-map = <0xc000 0 0 1 &mpc5200_pic 0 0 3 // 1st slot 0xc000 0 0 2 &mpc5200_pic 1 1 3 @@ -285,11 +126,12 @@ 0xc800 0 0 2 &mpc5200_pic 1 2 3 0xc800 0 0 3 &mpc5200_pic 1 3 3 0xc800 0 0 4 &mpc5200_pic 0 0 3>; - clock-frequency = <0>; // From boot loader - interrupts = <2 8 0 2 9 0 2 10 0>; - bus-range = <0 0>; ranges = <0x42000000 0 0x80000000 0x80000000 0 0x20000000 0x02000000 0 0xa0000000 0xa0000000 0 0x10000000 0x01000000 0 0x00000000 0xb0000000 0 0x01000000>; }; + + localbus { + status = "disabled"; + }; }; diff --git a/arch/powerpc/boot/dts/pcm032.dts b/arch/powerpc/boot/dts/pcm032.dts index 85d857a5d46e..1dd478bfff96 100644 --- a/arch/powerpc/boot/dts/pcm032.dts +++ b/arch/powerpc/boot/dts/pcm032.dts @@ -12,99 +12,37 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "phytec,pcm032"; compatible = "phytec,pcm032"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; memory { - device_type = "memory"; reg = <0x00000000 0x08000000>; // 128MB }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - - timer@600 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; + timer@600 { // General Purpose Timer fsl,has-wdt; }; - timer@610 { // General Purpose Timer - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; - }; - gpt2: timer@620 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; gpio-controller; #gpio-cells = <2>; }; gpt3: timer@630 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x630 0x10>; - interrupts = <1 12 0>; gpio-controller; #gpio-cells = <2>; }; gpt4: timer@640 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; gpio-controller; #gpio-cells = <2>; }; gpt5: timer@650 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; gpio-controller; #gpio-cells = <2>; }; @@ -118,163 +56,62 @@ }; gpt7: timer@670 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; gpio-controller; #gpio-cells = <2>; }; - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; - }; - - can@900 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 17 0>; - reg = <0x900 0x80>; - }; - - can@980 { - compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan"; - interrupts = <2 18 0>; - reg = <0x980 0x80>; - }; - - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; - }; - - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; - }; - - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; - }; - - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; - }; - - ac97@2000 { /* PSC1 is ac97 */ + psc@2000 { /* PSC1 is ac97 */ compatible = "fsl,mpc5200b-psc-ac97","fsl,mpc5200-psc-ac97"; cell-index = <0>; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; }; /* PSC2 port is used by CAN1/2 */ + psc@2200 { + status = "disabled"; + }; - serial@2400 { /* PSC3 in UART mode */ + psc@2400 { /* PSC3 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - cell-index = <2>; - reg = <0x2400 0x100>; - interrupts = <2 3 0>; }; /* PSC4 is ??? */ + psc@2600 { + status = "disabled"; + }; /* PSC5 is ??? */ + psc@2800 { + status = "disabled"; + }; - serial@2c00 { /* PSC6 in UART mode */ + psc@2c00 { /* PSC6 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - cell-index = <5>; - reg = <0x2c00 0x100>; - interrupts = <2 4 0>; }; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { reg = <0>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; - }; - - i2c@3d00 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d00 0x40>; - interrupts = <2 15 0>; - }; - i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; rtc@51 { compatible = "nxp,pcf8563"; reg = <0x51>; }; eeprom@52 { - compatible = "at24,24c32"; + compatible = "catalyst,24c32"; reg = <0x52>; + pagesize = <32>; }; }; - - sram@8000 { - compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; - reg = <0x8000 0x4000>; - }; }; pci@f0000d00 { - #interrupt-cells = <1>; - #size-cells = <2>; - #address-cells = <3>; - device_type = "pci"; - compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; - reg = <0xf0000d00 0x100>; interrupt-map-mask = <0xf800 0 0 7>; interrupt-map = <0xc000 0 0 1 &mpc5200_pic 0 0 3 // 1st slot 0xc000 0 0 2 &mpc5200_pic 1 1 3 @@ -285,20 +122,12 @@ 0xc800 0 0 2 &mpc5200_pic 1 2 3 0xc800 0 0 3 &mpc5200_pic 1 3 3 0xc800 0 0 4 &mpc5200_pic 0 0 3>; - clock-frequency = <0>; // From boot loader - interrupts = <2 8 0 2 9 0 2 10 0>; - bus-range = <0 0>; ranges = <0x42000000 0 0x80000000 0x80000000 0 0x20000000 0x02000000 0 0xa0000000 0xa0000000 0 0x10000000 0x01000000 0 0x00000000 0xb0000000 0 0x01000000>; }; localbus { - compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0xfe000000 0x02000000 1 0 0xfc000000 0x02000000 2 0 0xfbe00000 0x00200000 @@ -351,40 +180,39 @@ bank-width = <2>; }; - /* + /* * example snippets for FPGA * * fpga@3,0 { - * compatible = "fpga_driver"; - * reg = <3 0 0x02000000>; - * bank-width = <4>; + * compatible = "fpga_driver"; + * reg = <3 0 0x02000000>; + * bank-width = <4>; * }; * * fpga@4,0 { - * compatible = "fpga_driver"; - * reg = <4 0 0x02000000>; - * bank-width = <4>; + * compatible = "fpga_driver"; + * reg = <4 0 0x02000000>; + * bank-width = <4>; * }; - */ + */ - /* + /* * example snippets for free chipselects - * + * * device@5,0 { - * compatible = "custom_driver"; - * reg = <5 0 0x02000000>; + * compatible = "custom_driver"; + * reg = <5 0 0x02000000>; * }; - * + * * device@6,0 { - * compatible = "custom_driver"; - * reg = <6 0 0x02000000>; + * compatible = "custom_driver"; + * reg = <6 0 0x02000000>; * }; - * + * * device@7,0 { - * compatible = "custom_driver"; - * reg = <7 0 0x02000000>; + * compatible = "custom_driver"; + * reg = <7 0 0x02000000>; * }; - */ + */ }; }; - diff --git a/arch/powerpc/boot/dts/uc101.dts b/arch/powerpc/boot/dts/uc101.dts index 019264c62904..ba83d5488ec6 100644 --- a/arch/powerpc/boot/dts/uc101.dts +++ b/arch/powerpc/boot/dts/uc101.dts @@ -11,79 +11,24 @@ * option) any later version. */ -/dts-v1/; +/include/ "mpc5200b.dtsi" / { model = "manroland,uc101"; compatible = "manroland,uc101"; - #address-cells = <1>; - #size-cells = <1>; - interrupt-parent = <&mpc5200_pic>; - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - PowerPC,5200@0 { - device_type = "cpu"; - reg = <0>; - d-cache-line-size = <32>; - i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K - timebase-frequency = <0>; // from bootloader - bus-frequency = <0>; // from bootloader - clock-frequency = <0>; // from bootloader - }; - }; - - memory { - device_type = "memory"; - reg = <0x00000000 0x04000000>; // 64MB - }; soc5200@f0000000 { - #address-cells = <1>; - #size-cells = <1>; - compatible = "fsl,mpc5200b-immr"; - ranges = <0 0xf0000000 0x0000c000>; - reg = <0xf0000000 0x00000100>; - bus-frequency = <0>; // from bootloader - system-frequency = <0>; // from bootloader - - cdm@200 { - compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; - reg = <0x200 0x38>; - }; - - mpc5200_pic: interrupt-controller@500 { - // 5200 interrupts are encoded into two levels; - interrupt-controller; - #interrupt-cells = <3>; - compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; - reg = <0x500 0x80>; - }; - gpt0: timer@600 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x600 0x10>; - interrupts = <1 9 0>; gpio-controller; #gpio-cells = <2>; }; gpt1: timer@610 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x610 0x10>; - interrupts = <1 10 0>; gpio-controller; #gpio-cells = <2>; }; gpt2: timer@620 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x620 0x10>; - interrupts = <1 11 0>; gpio-controller; #gpio-cells = <2>; }; @@ -97,118 +42,85 @@ }; gpt4: timer@640 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; gpio-controller; #gpio-cells = <2>; }; gpt5: timer@650 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; gpio-controller; #gpio-cells = <2>; }; gpt6: timer@660 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; gpio-controller; #gpio-cells = <2>; }; gpt7: timer@670 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; gpio-controller; #gpio-cells = <2>; }; - gpio_simple: gpio@b00 { - compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; - reg = <0xb00 0x40>; - interrupts = <1 7 0>; - gpio-controller; - #gpio-cells = <2>; + rtc@800 { + status = "disabled"; }; - gpio_wkup: gpio@c00 { - compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; - reg = <0xc00 0x40>; - interrupts = <1 8 0 0 3 0>; - gpio-controller; - #gpio-cells = <2>; + can@900 { + status = "disabled"; + }; + + can@980 { + status = "disabled"; }; - dma-controller@1200 { - compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; - reg = <0x1200 0x80>; - interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 - 3 4 0 3 5 0 3 6 0 3 7 0 - 3 8 0 3 9 0 3 10 0 3 11 0 - 3 12 0 3 13 0 3 14 0 3 15 0>; + spi@f00 { + status = "disabled"; }; - xlb@1f00 { - compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; - reg = <0x1f00 0x100>; + usb@1000 { + status = "disabled"; }; - serial@2000 { /* PSC1 in UART mode */ + psc@2000 { // PSC1 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2000 0x100>; - interrupts = <2 1 0>; }; - serial@2200 { /* PSC2 in UART mode */ + psc@2200 { // PSC2 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2200 0x100>; - interrupts = <2 2 0>; }; - serial@2c00 { /* PSC6 in UART mode */ + psc@2400 { // PSC3 + status = "disabled"; + }; + + psc@2600 { // PSC4 + status = "disabled"; + }; + + psc@2800 { // PSC5 + status = "disabled"; + }; + + psc@2c00 { // PSC6 compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2c00 0x100>; - interrupts = <2 4 0>; }; ethernet@3000 { - compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; - reg = <0x3000 0x400>; - local-mac-address = [ 00 00 00 00 00 00 ]; - interrupts = <2 5 0>; phy-handle = <&phy0>; }; mdio@3000 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. - phy0: ethernet-phy@0 { compatible = "intel,lxt971"; reg = <0>; }; }; - ata@3a00 { - compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; - reg = <0x3a00 0x100>; - interrupts = <2 7 0>; + i2c@3d00 { + status = "disabled"; }; i2c@3d40 { - #address-cells = <1>; - #size-cells = <0>; - compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; - reg = <0x3d40 0x40>; - interrupts = <2 16 0>; fsl,preserve-clocking; clock-frequency = <400000>; @@ -221,19 +133,13 @@ reg = <0x51>; }; }; + }; - sram@8000 { - compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; - reg = <0x8000 0x4000>; - }; + pci@f0000d00 { + status = "disabled"; }; localbus { - compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0xff800000 0x00800000 1 0 0x80000000 0x00800000 3 0 0x80000000 0x00800000>; diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h index ae26f2efd089..d72757585595 100644 --- a/arch/powerpc/include/asm/prom.h +++ b/arch/powerpc/include/asm/prom.h @@ -42,7 +42,7 @@ extern void pci_create_OF_bus_map(void); /* Translate a DMA address from device space to CPU space */ extern u64 of_translate_dma_address(struct device_node *dev, - const u32 *in_addr); + const __be32 *in_addr); #ifdef CONFIG_PCI extern unsigned long pci_address_to_pio(phys_addr_t address); @@ -63,9 +63,6 @@ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread); /* cache lookup */ struct device_node *of_find_next_cache_node(struct device_node *np); -/* Get the MAC address */ -extern const void *of_get_mac_address(struct device_node *np); - #ifdef CONFIG_NUMA extern int of_node_to_nid(struct device_node *device); #else diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c index 88334af038e5..c2b7a07cc3d3 100644 --- a/arch/powerpc/kernel/prom_parse.c +++ b/arch/powerpc/kernel/prom_parse.c @@ -117,41 +117,3 @@ void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop, cells = prop ? *(u32 *)prop : of_n_size_cells(dn); *size = of_read_number(dma_window, cells); } - -/** - * Search the device tree for the best MAC address to use. 'mac-address' is - * checked first, because that is supposed to contain to "most recent" MAC - * address. If that isn't set, then 'local-mac-address' is checked next, - * because that is the default address. If that isn't set, then the obsolete - * 'address' is checked, just in case we're using an old device tree. - * - * Note that the 'address' property is supposed to contain a virtual address of - * the register set, but some DTS files have redefined that property to be the - * MAC address. - * - * All-zero MAC addresses are rejected, because those could be properties that - * exist in the device tree, but were not set by U-Boot. For example, the - * DTS could define 'mac-address' and 'local-mac-address', with zero MAC - * addresses. Some older U-Boots only initialized 'local-mac-address'. In - * this case, the real MAC is in 'local-mac-address', and 'mac-address' exists - * but is all zeros. -*/ -const void *of_get_mac_address(struct device_node *np) -{ - struct property *pp; - - pp = of_find_property(np, "mac-address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - pp = of_find_property(np, "local-mac-address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - pp = of_find_property(np, "address", NULL); - if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value)) - return pp->value; - - return NULL; -} -EXPORT_SYMBOL(of_get_mac_address); diff --git a/arch/powerpc/platforms/40x/ppc40x_simple.c b/arch/powerpc/platforms/40x/ppc40x_simple.c index 546bbc229d19..2521d93ef136 100644 --- a/arch/powerpc/platforms/40x/ppc40x_simple.c +++ b/arch/powerpc/platforms/40x/ppc40x_simple.c @@ -50,7 +50,7 @@ machine_device_initcall(ppc40x_simple, ppc40x_device_probe); * Again, if your board needs to do things differently then create a * board.c file for it rather than adding it to this list. */ -static char *board[] __initdata = { +static const char *board[] __initdata = { "amcc,acadia", "amcc,haleakala", "amcc,kilauea", @@ -60,14 +60,9 @@ static char *board[] __initdata = { static int __init ppc40x_probe(void) { - unsigned long root = of_get_flat_dt_root(); - int i = 0; - - for (i = 0; i < ARRAY_SIZE(board); i++) { - if (of_flat_dt_is_compatible(root, board[i])) { - ppc_pci_set_flags(PPC_PCI_REASSIGN_ALL_RSRC); - return 1; - } + if (of_flat_dt_match(of_get_flat_dt_root(), board)) { + ppc_pci_set_flags(PPC_PCI_REASSIGN_ALL_RSRC); + return 1; } return 0; diff --git a/arch/powerpc/platforms/512x/mpc5121_generic.c b/arch/powerpc/platforms/512x/mpc5121_generic.c index e487eb06ec6b..926731f1ff01 100644 --- a/arch/powerpc/platforms/512x/mpc5121_generic.c +++ b/arch/powerpc/platforms/512x/mpc5121_generic.c @@ -26,7 +26,7 @@ /* * list of supported boards */ -static char *board[] __initdata = { +static const char *board[] __initdata = { "prt,prtlvt", NULL }; @@ -36,16 +36,7 @@ static char *board[] __initdata = { */ static int __init mpc5121_generic_probe(void) { - unsigned long node = of_get_flat_dt_root(); - int i = 0; - - while (board[i]) { - if (of_flat_dt_is_compatible(node, board[i])) - break; - i++; - } - - return board[i] != NULL; + return of_flat_dt_match(of_get_flat_dt_root(), board); } define_machine(mpc5121_generic) { diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c index de55bc0584b5..01ffa64d2aa7 100644 --- a/arch/powerpc/platforms/52xx/lite5200.c +++ b/arch/powerpc/platforms/52xx/lite5200.c @@ -172,20 +172,18 @@ static void __init lite5200_setup_arch(void) mpc52xx_setup_pci(); } +static const char *board[] __initdata = { + "fsl,lite5200", + "fsl,lite5200b", + NULL, +}; + /* * Called very early, MMU is off, device-tree isn't unflattened */ static int __init lite5200_probe(void) { - unsigned long node = of_get_flat_dt_root(); - const char *model = of_get_flat_dt_prop(node, "model", NULL); - - if (!of_flat_dt_is_compatible(node, "fsl,lite5200") && - !of_flat_dt_is_compatible(node, "fsl,lite5200b")) - return 0; - pr_debug("%s board found\n", model ? model : "unknown"); - - return 1; + return of_flat_dt_match(of_get_flat_dt_root(), board); } define_machine(lite5200) { diff --git a/arch/powerpc/platforms/52xx/media5200.c b/arch/powerpc/platforms/52xx/media5200.c index 0bac3a3dbecf..2c7780cb68e5 100644 --- a/arch/powerpc/platforms/52xx/media5200.c +++ b/arch/powerpc/platforms/52xx/media5200.c @@ -239,7 +239,7 @@ static void __init media5200_setup_arch(void) } /* list of the supported boards */ -static char *board[] __initdata = { +static const char *board[] __initdata = { "fsl,media5200", NULL }; @@ -249,16 +249,7 @@ static char *board[] __initdata = { */ static int __init media5200_probe(void) { - unsigned long node = of_get_flat_dt_root(); - int i = 0; - - while (board[i]) { - if (of_flat_dt_is_compatible(node, board[i])) - break; - i++; - } - - return (board[i] != NULL); + return of_flat_dt_match(of_get_flat_dt_root(), board); } define_machine(media5200_platform) { diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c index d45be5b5ad49..e36d6e232ae6 100644 --- a/arch/powerpc/platforms/52xx/mpc5200_simple.c +++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c @@ -49,7 +49,7 @@ static void __init mpc5200_simple_setup_arch(void) } /* list of the supported boards */ -static char *board[] __initdata = { +static const char *board[] __initdata = { "intercontrol,digsy-mtc", "manroland,mucmc52", "manroland,uc101", @@ -66,16 +66,7 @@ static char *board[] __initdata = { */ static int __init mpc5200_simple_probe(void) { - unsigned long node = of_get_flat_dt_root(); - int i = 0; - - while (board[i]) { - if (of_flat_dt_is_compatible(node, board[i])) - break; - i++; - } - - return (board[i] != NULL); + return of_flat_dt_match(of_get_flat_dt_root(), board); } define_machine(mpc5200_simple_platform) { diff --git a/arch/powerpc/platforms/83xx/mpc830x_rdb.c b/arch/powerpc/platforms/83xx/mpc830x_rdb.c index 846831d495b5..661d354e4ff2 100644 --- a/arch/powerpc/platforms/83xx/mpc830x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc830x_rdb.c @@ -57,16 +57,19 @@ static void __init mpc830x_rdb_init_IRQ(void) ipic_set_default_priority(); } +struct const char *board[] __initdata = { + "MPC8308RDB", + "fsl,mpc8308rdb", + "denx,mpc8308_p1m", + NULL +} + /* * Called very early, MMU is off, device-tree isn't unflattened */ static int __init mpc830x_rdb_probe(void) { - unsigned long root = of_get_flat_dt_root(); - - return of_flat_dt_is_compatible(root, "MPC8308RDB") || - of_flat_dt_is_compatible(root, "fsl,mpc8308rdb") || - of_flat_dt_is_compatible(root, "denx,mpc8308_p1m"); + return of_flat_dt_match(of_get_flat_dt_root(), board); } static struct of_device_id __initdata of_bus_ids[] = { diff --git a/arch/powerpc/platforms/83xx/mpc831x_rdb.c b/arch/powerpc/platforms/83xx/mpc831x_rdb.c index ae525e4745d2..b54cd736a895 100644 --- a/arch/powerpc/platforms/83xx/mpc831x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc831x_rdb.c @@ -60,15 +60,18 @@ static void __init mpc831x_rdb_init_IRQ(void) ipic_set_default_priority(); } +struct const char *board[] __initdata = { + "MPC8313ERDB", + "fsl,mpc8315erdb", + NULL +} + /* * Called very early, MMU is off, device-tree isn't unflattened */ static int __init mpc831x_rdb_probe(void) { - unsigned long root = of_get_flat_dt_root(); - - return of_flat_dt_is_compatible(root, "MPC8313ERDB") || - of_flat_dt_is_compatible(root, "fsl,mpc8315erdb"); + return of_flat_dt_match(of_get_flat_dt_root(), board); } static struct of_device_id __initdata of_bus_ids[] = { diff --git a/arch/powerpc/platforms/83xx/mpc837x_rdb.c b/arch/powerpc/platforms/83xx/mpc837x_rdb.c index 910caa6b5810..7bafbf2ec0f9 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc837x_rdb.c @@ -101,17 +101,20 @@ static void __init mpc837x_rdb_init_IRQ(void) ipic_set_default_priority(); } +static const char *board[] __initdata = { + "fsl,mpc8377rdb", + "fsl,mpc8378rdb", + "fsl,mpc8379rdb", + "fsl,mpc8377wlan", + NULL +}; + /* * Called very early, MMU is off, device-tree isn't unflattened */ static int __init mpc837x_rdb_probe(void) { - unsigned long root = of_get_flat_dt_root(); - - return of_flat_dt_is_compatible(root, "fsl,mpc8377rdb") || - of_flat_dt_is_compatible(root, "fsl,mpc8378rdb") || - of_flat_dt_is_compatible(root, "fsl,mpc8379rdb") || - of_flat_dt_is_compatible(root, "fsl,mpc8377wlan"); + return of_flat_dt_match(of_get_flat_dt_root(), board); } define_machine(mpc837x_rdb) { diff --git a/arch/powerpc/platforms/85xx/tqm85xx.c b/arch/powerpc/platforms/85xx/tqm85xx.c index 8f29bbce5360..5e847d0b47c8 100644 --- a/arch/powerpc/platforms/85xx/tqm85xx.c +++ b/arch/powerpc/platforms/85xx/tqm85xx.c @@ -186,21 +186,21 @@ static int __init declare_of_platform_devices(void) } machine_device_initcall(tqm85xx, declare_of_platform_devices); +static const char *board[] __initdata = { + "tqc,tqm8540", + "tqc,tqm8541", + "tqc,tqm8548", + "tqc,tqm8555", + "tqc,tqm8560", + NULL +}; + /* * Called very early, device-tree isn't unflattened */ static int __init tqm85xx_probe(void) { - unsigned long root = of_get_flat_dt_root(); - - if ((of_flat_dt_is_compatible(root, "tqc,tqm8540")) || - (of_flat_dt_is_compatible(root, "tqc,tqm8541")) || - (of_flat_dt_is_compatible(root, "tqc,tqm8548")) || - (of_flat_dt_is_compatible(root, "tqc,tqm8555")) || - (of_flat_dt_is_compatible(root, "tqc,tqm8560"))) - return 1; - - return 0; + return of_flat_dt_match(of_get_flat_dt_root(), board); } define_machine(tqm85xx) { diff --git a/arch/powerpc/platforms/pseries/eeh_sysfs.c b/arch/powerpc/platforms/pseries/eeh_sysfs.c index 15e13b568904..23982c7892d2 100644 --- a/arch/powerpc/platforms/pseries/eeh_sysfs.c +++ b/arch/powerpc/platforms/pseries/eeh_sysfs.c @@ -25,7 +25,6 @@ #include <linux/pci.h> #include <asm/ppc-pci.h> #include <asm/pci-bridge.h> -#include <linux/kobject.h> /** * EEH_SHOW_ATTR -- create sysfs entry for eeh statistic diff --git a/arch/powerpc/sysdev/mv64x60_dev.c b/arch/powerpc/sysdev/mv64x60_dev.c index 1398bc454999..feaee402e2d6 100644 --- a/arch/powerpc/sysdev/mv64x60_dev.c +++ b/arch/powerpc/sysdev/mv64x60_dev.c @@ -16,6 +16,7 @@ #include <linux/mv643xx.h> #include <linux/platform_device.h> #include <linux/of_platform.h> +#include <linux/of_net.h> #include <linux/dma-mapping.h> #include <asm/prom.h> diff --git a/arch/powerpc/sysdev/tsi108_dev.c b/arch/powerpc/sysdev/tsi108_dev.c index d4d15aaf18fa..c2d675b6392c 100644 --- a/arch/powerpc/sysdev/tsi108_dev.c +++ b/arch/powerpc/sysdev/tsi108_dev.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/device.h> #include <linux/platform_device.h> +#include <linux/of_net.h> #include <asm/tsi108.h> #include <asm/system.h> diff --git a/arch/sparc/kernel/auxio_32.c b/arch/sparc/kernel/auxio_32.c index 35f48837871a..8505e0ac78ba 100644 --- a/arch/sparc/kernel/auxio_32.c +++ b/arch/sparc/kernel/auxio_32.c @@ -121,7 +121,7 @@ void __init auxio_power_probe(void) node = prom_searchsiblings(node, "obio"); node = prom_getchild(node); node = prom_searchsiblings(node, "power"); - if (node == 0 || node == -1) + if (node == 0 || (s32)node == -1) return; /* Map the power control register. */ diff --git a/arch/sparc/kernel/starfire.c b/arch/sparc/kernel/starfire.c index a4446c0fb7a1..82281a566bb8 100644 --- a/arch/sparc/kernel/starfire.c +++ b/arch/sparc/kernel/starfire.c @@ -24,7 +24,7 @@ int this_is_starfire = 0; void check_if_starfire(void) { phandle ssnode = prom_finddevice("/ssp-serial"); - if (ssnode != 0 && ssnode != -1) + if (ssnode != 0 && (s32)ssnode != -1) this_is_starfire = 1; } diff --git a/arch/sparc/prom/init_32.c b/arch/sparc/prom/init_32.c index d342dba4dd54..0a601b300639 100644 --- a/arch/sparc/prom/init_32.c +++ b/arch/sparc/prom/init_32.c @@ -60,7 +60,7 @@ void __init prom_init(struct linux_romvec *rp) prom_nodeops = romvec->pv_nodeops; prom_root_node = prom_getsibling(0); - if((prom_root_node == 0) || (prom_root_node == -1)) + if ((prom_root_node == 0) || ((s32)prom_root_node == -1)) prom_halt(); if((((unsigned long) prom_nodeops) == 0) || diff --git a/arch/sparc/prom/init_64.c b/arch/sparc/prom/init_64.c index 9c6ac4b81ded..5016c5e20575 100644 --- a/arch/sparc/prom/init_64.c +++ b/arch/sparc/prom/init_64.c @@ -35,13 +35,13 @@ void __init prom_init(void *cif_handler, void *cif_stack) prom_cif_init(cif_handler, cif_stack); prom_chosen_node = prom_finddevice(prom_chosen_path); - if (!prom_chosen_node || prom_chosen_node == -1) + if (!prom_chosen_node || (s32)prom_chosen_node == -1) prom_halt(); prom_stdout = prom_getint(prom_chosen_node, "stdout"); node = prom_finddevice("/openprom"); - if (!node || node == -1) + if (!node || (s32)node == -1) prom_halt(); prom_getstring(node, "version", prom_version, sizeof(prom_version)); diff --git a/arch/sparc/prom/tree_32.c b/arch/sparc/prom/tree_32.c index bc8e4cb87a68..f30e8d038f01 100644 --- a/arch/sparc/prom/tree_32.c +++ b/arch/sparc/prom/tree_32.c @@ -40,11 +40,11 @@ phandle prom_getchild(phandle node) { phandle cnode; - if (node == -1) + if ((s32)node == -1) return 0; cnode = __prom_getchild(node); - if (cnode == 0 || cnode == -1) + if (cnode == 0 || (s32)cnode == -1) return 0; return cnode; @@ -72,11 +72,11 @@ phandle prom_getsibling(phandle node) { phandle sibnode; - if (node == -1) + if ((s32)node == -1) return 0; sibnode = __prom_getsibling(node); - if (sibnode == 0 || sibnode == -1) + if (sibnode == 0 || (s32)sibnode == -1) return 0; return sibnode; @@ -219,7 +219,7 @@ static char *__prom_nextprop(phandle node, char * oprop) */ char *prom_nextprop(phandle node, char *oprop, char *buffer) { - if (node == 0 || node == -1) + if (node == 0 || (s32)node == -1) return ""; return __prom_nextprop(node, oprop); @@ -253,7 +253,7 @@ phandle prom_finddevice(char *name) if (d != s + 3 && (!*d || *d == '/') && d <= s + 3 + 8) { node2 = node; - while (node2 && node2 != -1) { + while (node2 && (s32)node2 != -1) { if (prom_getproperty (node2, "reg", (char *)reg, sizeof (reg)) > 0) { if (which_io == reg[0].which_io && phys_addr == reg[0].phys_addr) { node = node2; @@ -261,7 +261,7 @@ phandle prom_finddevice(char *name) } } node2 = prom_getsibling(node2); - if (!node2 || node2 == -1) + if (!node2 || (s32)node2 == -1) break; node2 = prom_searchsiblings(prom_getsibling(node2), nbuf); } @@ -303,6 +303,7 @@ phandle prom_inst2pkg(int inst) node = (*romvec->pv_v2devops.v2_inst2pkg)(inst); restore_current(); spin_unlock_irqrestore(&prom_lock, flags); - if (node == -1) return 0; + if ((s32)node == -1) + return 0; return node; } diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c index d93660048376..92204c3800b5 100644 --- a/arch/sparc/prom/tree_64.c +++ b/arch/sparc/prom/tree_64.c @@ -43,10 +43,10 @@ inline phandle prom_getchild(phandle node) { phandle cnode; - if (node == -1) + if ((s32)node == -1) return 0; cnode = __prom_getchild(node); - if (cnode == -1) + if ((s32)cnode == -1) return 0; return cnode; } @@ -56,10 +56,10 @@ inline phandle prom_getparent(phandle node) { phandle cnode; - if (node == -1) + if ((s32)node == -1) return 0; cnode = prom_node_to_node("parent", node); - if (cnode == -1) + if ((s32)cnode == -1) return 0; return cnode; } @@ -76,10 +76,10 @@ inline phandle prom_getsibling(phandle node) { phandle sibnode; - if (node == -1) + if ((s32)node == -1) return 0; sibnode = __prom_getsibling(node); - if (sibnode == -1) + if ((s32)sibnode == -1) return 0; return sibnode; @@ -240,7 +240,7 @@ inline char *prom_firstprop(phandle node, char *buffer) unsigned long args[7]; *buffer = 0; - if (node == -1) + if ((s32)node == -1) return buffer; args[0] = (unsigned long) prom_nextprop_name; @@ -266,7 +266,7 @@ inline char *prom_nextprop(phandle node, const char *oprop, char *buffer) unsigned long args[7]; char buf[32]; - if (node == -1) { + if ((s32)node == -1) { *buffer = 0; return buffer; } @@ -369,7 +369,7 @@ inline phandle prom_inst2pkg(int inst) p1275_cmd_direct(args); node = (int) args[4]; - if (node == -1) + if ((s32)node == -1) return 0; return node; } diff --git a/arch/x86/include/asm/hypervisor.h b/arch/x86/include/asm/hypervisor.h index ff2546ce7178..7a15153c675d 100644 --- a/arch/x86/include/asm/hypervisor.h +++ b/arch/x86/include/asm/hypervisor.h @@ -20,6 +20,9 @@ #ifndef _ASM_X86_HYPERVISOR_H #define _ASM_X86_HYPERVISOR_H +#include <asm/kvm_para.h> +#include <asm/xen/hypervisor.h> + extern void init_hypervisor(struct cpuinfo_x86 *c); extern void init_hypervisor_platform(void); @@ -47,4 +50,13 @@ extern const struct hypervisor_x86 x86_hyper_vmware; extern const struct hypervisor_x86 x86_hyper_ms_hyperv; extern const struct hypervisor_x86 x86_hyper_xen_hvm; +static inline bool hypervisor_x2apic_available(void) +{ + if (kvm_para_available()) + return true; + if (xen_x2apic_para_available()) + return true; + return false; +} + #endif diff --git a/arch/x86/include/asm/xen/hypervisor.h b/arch/x86/include/asm/xen/hypervisor.h index 396ff4cc8ed4..66d0fff1ee84 100644 --- a/arch/x86/include/asm/xen/hypervisor.h +++ b/arch/x86/include/asm/xen/hypervisor.h @@ -37,4 +37,39 @@ extern struct shared_info *HYPERVISOR_shared_info; extern struct start_info *xen_start_info; +#include <asm/processor.h> + +static inline uint32_t xen_cpuid_base(void) +{ + uint32_t base, eax, ebx, ecx, edx; + char signature[13]; + + for (base = 0x40000000; base < 0x40010000; base += 0x100) { + cpuid(base, &eax, &ebx, &ecx, &edx); + *(uint32_t *)(signature + 0) = ebx; + *(uint32_t *)(signature + 4) = ecx; + *(uint32_t *)(signature + 8) = edx; + signature[12] = 0; + + if (!strcmp("XenVMMXenVMM", signature) && ((eax - base) >= 2)) + return base; + } + + return 0; +} + +#ifdef CONFIG_XEN +extern bool xen_hvm_need_lapic(void); + +static inline bool xen_x2apic_para_available(void) +{ + return xen_hvm_need_lapic(); +} +#else +static inline bool xen_x2apic_para_available(void) +{ + return (xen_cpuid_base() != 0); +} +#endif + #endif /* _ASM_X86_XEN_HYPERVISOR_H */ diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 79e6baa8aa0a..a51345ba449e 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -49,8 +49,8 @@ #include <asm/mtrr.h> #include <asm/smp.h> #include <asm/mce.h> -#include <asm/kvm_para.h> #include <asm/tsc.h> +#include <asm/hypervisor.h> unsigned int num_processors; @@ -1476,7 +1476,8 @@ void __init enable_IR_x2apic(void) /* IR is required if there is APIC ID > 255 even when running * under KVM */ - if (max_physical_apicid > 255 || !kvm_para_available()) + if (max_physical_apicid > 255 || + !hypervisor_x2apic_available()) goto nox2apic; /* * without IR all CPUs can be addressed by IOAPIC/MSI diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index aa8c89ae54cf..7e8d3bc80af6 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1174,6 +1174,15 @@ asmlinkage void __init xen_start_kernel(void) xen_smp_init(); +#ifdef CONFIG_ACPI_NUMA + /* + * The pages we from Xen are not related to machine pages, so + * any NUMA information the kernel tries to get from ACPI will + * be meaningless. Prevent it from trying. + */ + acpi_numa = -1; +#endif + pgd = (pgd_t *)xen_start_info->pt_base; if (!xen_initial_domain()) @@ -1256,25 +1265,6 @@ asmlinkage void __init xen_start_kernel(void) #endif } -static uint32_t xen_cpuid_base(void) -{ - uint32_t base, eax, ebx, ecx, edx; - char signature[13]; - - for (base = 0x40000000; base < 0x40010000; base += 0x100) { - cpuid(base, &eax, &ebx, &ecx, &edx); - *(uint32_t *)(signature + 0) = ebx; - *(uint32_t *)(signature + 4) = ecx; - *(uint32_t *)(signature + 8) = edx; - signature[12] = 0; - - if (!strcmp("XenVMMXenVMM", signature) && ((eax - base) >= 2)) - return base; - } - - return 0; -} - static int init_hvm_pv_info(int *major, int *minor) { uint32_t eax, ebx, ecx, edx, pages, msr, base; @@ -1384,6 +1374,18 @@ static bool __init xen_hvm_platform(void) return true; } +bool xen_hvm_need_lapic(void) +{ + if (xen_pv_domain()) + return false; + if (!xen_hvm_domain()) + return false; + if (xen_feature(XENFEAT_hvm_pirqs) && xen_have_vector_callback) + return false; + return true; +} +EXPORT_SYMBOL_GPL(xen_hvm_need_lapic); + const __refconst struct hypervisor_x86 x86_hyper_xen_hvm = { .name = "Xen HVM", .detect = xen_hvm_platform, |