diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2007-05-06 20:58:29 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-05-06 20:58:29 +0100 |
commit | 5cd47155155a32e5b944ac9fc3f3dc578e429aa0 (patch) | |
tree | ea05bfdbae04eb5ffbafa2c58fc68897a3f541d6 /include/asm-arm | |
parent | 6f95416ebe81b3ad63884538555efb81cb05749f (diff) | |
parent | 28bd3a0dcce11bea6f99a351cc64053dff00196e (diff) | |
download | linux-5cd47155155a32e5b944ac9fc3f3dc578e429aa0.tar.bz2 |
Merge branch 'ixp4xx' into devel
Conflicts:
include/asm-arm/arch-ixp4xx/io.h
Diffstat (limited to 'include/asm-arm')
-rw-r--r-- | include/asm-arm/arch-ixp4xx/cpu.h | 31 | ||||
-rw-r--r-- | include/asm-arm/arch-ixp4xx/dsmg600.h | 57 | ||||
-rw-r--r-- | include/asm-arm/arch-ixp4xx/entry-macro.S | 4 | ||||
-rw-r--r-- | include/asm-arm/arch-ixp4xx/gpio.h | 73 | ||||
-rw-r--r-- | include/asm-arm/arch-ixp4xx/hardware.h | 12 | ||||
-rw-r--r-- | include/asm-arm/arch-ixp4xx/io.h | 2 | ||||
-rw-r--r-- | include/asm-arm/arch-ixp4xx/irqs.h | 16 | ||||
-rw-r--r-- | include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | 15 |
8 files changed, 182 insertions, 28 deletions
diff --git a/include/asm-arm/arch-ixp4xx/cpu.h b/include/asm-arm/arch-ixp4xx/cpu.h new file mode 100644 index 000000000000..d2523b326c6c --- /dev/null +++ b/include/asm-arm/arch-ixp4xx/cpu.h @@ -0,0 +1,31 @@ +/* + * include/asm-arm/arch-ixp4xx/cpu.h + * + * IXP4XX cpu type detection + * + * Copyright (C) 2007 MontaVista Software, Inc. + * + * 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. + * + */ + +#ifndef __ASM_ARCH_CPU_H__ +#define __ASM_ARCH_CPU_H__ + +extern unsigned int processor_id; +/* Processor id value in CP15 Register 0 */ +#define IXP425_PROCESSOR_ID_VALUE 0x690541c0 +#define IXP435_PROCESSOR_ID_VALUE 0x69054040 +#define IXP465_PROCESSOR_ID_VALUE 0x69054200 +#define IXP4XX_PROCESSOR_ID_MASK 0xfffffff0 + +#define cpu_is_ixp42x() ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == \ + IXP425_PROCESSOR_ID_VALUE) +#define cpu_is_ixp43x() ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == \ + IXP435_PROCESSOR_ID_VALUE) +#define cpu_is_ixp46x() ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == \ + IXP465_PROCESSOR_ID_VALUE) + +#endif /* _ASM_ARCH_CPU_H */ diff --git a/include/asm-arm/arch-ixp4xx/dsmg600.h b/include/asm-arm/arch-ixp4xx/dsmg600.h new file mode 100644 index 000000000000..a19605ad240d --- /dev/null +++ b/include/asm-arm/arch-ixp4xx/dsmg600.h @@ -0,0 +1,57 @@ +/* + * DSM-G600 platform specific definitions + * + * Copyright (C) 2006 Tower Technologies + * Author: Alessandro Zummo <a.zummo@towertech.it> + * + * based on ixdp425.h: + * Copyright 2004 (C) MontaVista, Software, Inc. + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __ASM_ARCH_HARDWARE_H__ +#error "Do not include this directly, instead #include <asm/hardware.h>" +#endif + +#define DSMG600_SDA_PIN 5 +#define DSMG600_SCL_PIN 4 + +/* + * DSMG600 PCI IRQs + */ +#define DSMG600_PCI_MAX_DEV 4 +#define DSMG600_PCI_IRQ_LINES 3 + + +/* PCI controller GPIO to IRQ pin mappings */ +#define DSMG600_PCI_INTA_PIN 11 +#define DSMG600_PCI_INTB_PIN 10 +#define DSMG600_PCI_INTC_PIN 9 +#define DSMG600_PCI_INTD_PIN 8 +#define DSMG600_PCI_INTE_PIN 7 +#define DSMG600_PCI_INTF_PIN 6 + +/* DSM-G600 Timer Setting */ +#define DSMG600_FREQ 66000000 + +/* Buttons */ + +#define DSMG600_PB_GPIO 15 /* power button */ +#define DSMG600_PB_BM (1L << DSMG600_PB_GPIO) + +#define DSMG600_RB_GPIO 3 /* reset button */ + +#define DSMG600_RB_IRQ IRQ_IXP4XX_GPIO3 + +#define DSMG600_PO_GPIO 2 /* power off */ + +/* LEDs */ + +#define DSMG600_LED_PWR_GPIO 0 +#define DSMG600_LED_PWR_BM (1L << DSMG600_LED_PWR_GPIO) + +#define DSMG600_LED_WLAN_GPIO 14 +#define DSMG600_LED_WLAN_BM (1L << DSMG600_LED_WLAN_GPIO) diff --git a/include/asm-arm/arch-ixp4xx/entry-macro.S b/include/asm-arm/arch-ixp4xx/entry-macro.S index dadb568b7ef0..f144a005ed95 100644 --- a/include/asm-arm/arch-ixp4xx/entry-macro.S +++ b/include/asm-arm/arch-ixp4xx/entry-macro.S @@ -31,9 +31,9 @@ 1001: /* - * IXP465 has an upper IRQ status register + * IXP465/IXP435 has an upper IRQ status register */ -#if defined(CONFIG_CPU_IXP46X) +#if defined(CONFIG_CPU_IXP46X) || defined(CONFIG_CPU_IXP43X) ldr \irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP2_OFFSET) ldr \irqstat, [\irqstat] @ get upper interrupts mov \irqnr, #63 diff --git a/include/asm-arm/arch-ixp4xx/gpio.h b/include/asm-arm/arch-ixp4xx/gpio.h new file mode 100644 index 000000000000..3a4c5b8ae9e1 --- /dev/null +++ b/include/asm-arm/arch-ixp4xx/gpio.h @@ -0,0 +1,73 @@ +/* + * linux/include/asm-arm/arch-ixp4xx/gpio.h + * + * IXP4XX GPIO wrappers for arch-neutral GPIO calls + * + * Written by Milan Svoboda <msvoboda@ra.rockwell.com> + * Based on PXA implementation by Philipp Zabel <philipp.zabel@gmail.com> + * + * 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. + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef __ASM_ARCH_IXP4XX_GPIO_H +#define __ASM_ARCH_IXP4XX_GPIO_H + +#include <asm/hardware.h> + +static inline int gpio_request(unsigned gpio, const char *label) +{ + return 0; +} + +static inline void gpio_free(unsigned gpio) +{ + return; +} + +static inline int gpio_direction_input(unsigned gpio) +{ + gpio_line_config(gpio, IXP4XX_GPIO_IN); + return 0; +} + +static inline int gpio_direction_output(unsigned gpio, int level) +{ + gpio_line_set(gpio, level); + gpio_line_config(gpio, IXP4XX_GPIO_OUT); + return 0; +} + +static inline int gpio_get_value(unsigned gpio) +{ + int value; + + gpio_line_get(gpio, &value); + + return value; +} + +static inline void gpio_set_value(unsigned gpio, int value) +{ + gpio_line_set(gpio, value); +} + +#include <asm-generic/gpio.h> /* cansleep wrappers */ + +extern int gpio_to_irq(int gpio); +extern int irq_to_gpio(int gpio); + +#endif + diff --git a/include/asm-arm/arch-ixp4xx/hardware.h b/include/asm-arm/arch-ixp4xx/hardware.h index 88fd0877dcc1..297ceda08b61 100644 --- a/include/asm-arm/arch-ixp4xx/hardware.h +++ b/include/asm-arm/arch-ixp4xx/hardware.h @@ -17,8 +17,8 @@ #ifndef __ASM_ARCH_HARDWARE_H__ #define __ASM_ARCH_HARDWARE_H__ -#define PCIBIOS_MIN_IO 0x00001000 -#define PCIBIOS_MIN_MEM 0x48000000 +#define PCIBIOS_MIN_IO 0x00001000 +#define PCIBIOS_MIN_MEM (cpu_is_ixp43x() ? 0x40000000 : 0x48000000) /* * We override the standard dma-mask routines for bouncing. @@ -27,11 +27,8 @@ #define pcibios_assign_all_busses() 1 -#if defined(CONFIG_CPU_IXP46X) && !defined(__ASSEMBLY__) -extern unsigned int processor_id; -#define cpu_is_ixp465() ((processor_id & 0xffffffc0) == 0x69054200) -#else -#define cpu_is_ixp465() (0) +#ifndef __ASSEMBLER__ +#include <asm/arch/cpu.h> #endif /* Register locations and bits */ @@ -47,5 +44,6 @@ extern unsigned int processor_id; #include "prpmc1100.h" #include "nslu2.h" #include "nas100d.h" +#include "dsmg600.h" #endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/include/asm-arm/arch-ixp4xx/io.h b/include/asm-arm/arch-ixp4xx/io.h index b27c910adf9d..c72f9d79417c 100644 --- a/include/asm-arm/arch-ixp4xx/io.h +++ b/include/asm-arm/arch-ixp4xx/io.h @@ -61,7 +61,7 @@ extern int ixp4xx_pci_write(u32 addr, u32 cmd, u32 data); static inline void __iomem * __ixp4xx_ioremap(unsigned long addr, size_t size, unsigned int mtype) { - if((addr < 0x48000000) || (addr > 0x4fffffff)) + if((addr < PCIBIOS_MIN_MEM) || (addr > 0x4fffffff)) return __arm_ioremap(addr, size, mtype); return (void *)addr; diff --git a/include/asm-arm/arch-ixp4xx/irqs.h b/include/asm-arm/arch-ixp4xx/irqs.h index e44a563d00ff..11801605047b 100644 --- a/include/asm-arm/arch-ixp4xx/irqs.h +++ b/include/asm-arm/arch-ixp4xx/irqs.h @@ -62,10 +62,10 @@ /* * Only first 32 sources are valid if running on IXP42x systems */ -#ifndef CONFIG_CPU_IXP46X -#define NR_IRQS 32 -#else +#if defined(CONFIG_CPU_IXP46X) || defined(CONFIG_CPU_IXP43X) #define NR_IRQS 64 +#else +#define NR_IRQS 32 #endif #define XSCALE_PMU_IRQ (IRQ_IXP4XX_XSCALE_PMU) @@ -118,4 +118,14 @@ #define IRQ_NAS100D_PCI_INTD IRQ_IXP4XX_GPIO8 #define IRQ_NAS100D_PCI_INTE IRQ_IXP4XX_GPIO7 +/* + * D-Link DSM-G600 RevA board IRQs + */ +#define IRQ_DSMG600_PCI_INTA IRQ_IXP4XX_GPIO11 +#define IRQ_DSMG600_PCI_INTB IRQ_IXP4XX_GPIO10 +#define IRQ_DSMG600_PCI_INTC IRQ_IXP4XX_GPIO9 +#define IRQ_DSMG600_PCI_INTD IRQ_IXP4XX_GPIO8 +#define IRQ_DSMG600_PCI_INTE IRQ_IXP4XX_GPIO7 +#define IRQ_DSMG600_PCI_INTF IRQ_IXP4XX_GPIO6 + #endif diff --git a/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h index ed35e5c94f40..5d949d763a91 100644 --- a/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h +++ b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h @@ -607,19 +607,4 @@ #define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */ -#ifndef __ASSEMBLY__ -static inline int cpu_is_ixp46x(void) -{ -#ifdef CONFIG_CPU_IXP46X - unsigned int processor_id; - - asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :); - - if ((processor_id & 0xffffff00) == 0x69054200) - return 1; -#endif - return 0; -} -#endif - #endif |