summaryrefslogtreecommitdiffstats
path: root/arch/mips/wrppmc
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/wrppmc')
-rw-r--r--arch/mips/wrppmc/Makefile12
-rw-r--r--arch/mips/wrppmc/Platform7
-rw-r--r--arch/mips/wrppmc/irq.c56
-rw-r--r--arch/mips/wrppmc/pci.c52
-rw-r--r--arch/mips/wrppmc/reset.c41
-rw-r--r--arch/mips/wrppmc/serial.c80
-rw-r--r--arch/mips/wrppmc/setup.c128
-rw-r--r--arch/mips/wrppmc/time.c39
8 files changed, 0 insertions, 415 deletions
diff --git a/arch/mips/wrppmc/Makefile b/arch/mips/wrppmc/Makefile
deleted file mode 100644
index 307cc6920ce6..000000000000
--- a/arch/mips/wrppmc/Makefile
+++ /dev/null
@@ -1,12 +0,0 @@
-#
-# This file is subject to the terms and conditions of the GNU General Public
-# License. See the file "COPYING" in the main directory of this archive
-# for more details.
-#
-# Copyright 2006 Wind River System, Inc.
-# Author: Rongkai.Zhan <rongkai.zhan@windriver.com>
-#
-# Makefile for the Wind River MIPS 4Kc PPMC Eval Board
-#
-
-obj-y += irq.o pci.o reset.o serial.o setup.o time.o
diff --git a/arch/mips/wrppmc/Platform b/arch/mips/wrppmc/Platform
deleted file mode 100644
index dc78b25b95fe..000000000000
--- a/arch/mips/wrppmc/Platform
+++ /dev/null
@@ -1,7 +0,0 @@
-#
-# Wind River PPMC Board (4KC + GT64120)
-#
-platform-$(CONFIG_WR_PPMC) += wrppmc/
-cflags-$(CONFIG_WR_PPMC) += \
- -I$(srctree)/arch/mips/include/asm/mach-wrppmc
-load-$(CONFIG_WR_PPMC) += 0xffffffff80100000
diff --git a/arch/mips/wrppmc/irq.c b/arch/mips/wrppmc/irq.c
deleted file mode 100644
index f237bf4d5c3a..000000000000
--- a/arch/mips/wrppmc/irq.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * irq.c: GT64120 Interrupt Controller
- *
- * Copyright (C) 2006, Wind River System Inc.
- * Author: Rongkai.Zhan, <rongkai.zhan@windriver.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.
- */
-#include <linux/hardirq.h>
-#include <linux/init.h>
-#include <linux/irq.h>
-
-#include <asm/gt64120.h>
-#include <asm/irq_cpu.h>
-#include <asm/mipsregs.h>
-
-asmlinkage void plat_irq_dispatch(void)
-{
- unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM;
-
- if (pending & STATUSF_IP7)
- do_IRQ(WRPPMC_MIPS_TIMER_IRQ); /* CPU Compare/Count internal timer */
- else if (pending & STATUSF_IP6)
- do_IRQ(WRPPMC_UART16550_IRQ); /* UART 16550 port */
- else if (pending & STATUSF_IP3)
- do_IRQ(WRPPMC_PCI_INTA_IRQ); /* PCI INT_A */
- else
- spurious_interrupt();
-}
-
-/**
- * Initialize GT64120 Interrupt Controller
- */
-void gt64120_init_pic(void)
-{
- /* clear CPU Interrupt Cause Registers */
- GT_WRITE(GT_INTRCAUSE_OFS, (0x1F << 21));
- GT_WRITE(GT_HINTRCAUSE_OFS, 0x00);
-
- /* Disable all interrupts from GT64120 bridge chip */
- GT_WRITE(GT_INTRMASK_OFS, 0x00);
- GT_WRITE(GT_HINTRMASK_OFS, 0x00);
- GT_WRITE(GT_PCI0_ICMASK_OFS, 0x00);
- GT_WRITE(GT_PCI0_HICMASK_OFS, 0x00);
-}
-
-void __init arch_init_irq(void)
-{
- /* IRQ 0 - 7 are for MIPS common irq_cpu controller */
- mips_cpu_irq_init();
-
- gt64120_init_pic();
-}
diff --git a/arch/mips/wrppmc/pci.c b/arch/mips/wrppmc/pci.c
deleted file mode 100644
index 8b8a0e1a40ca..000000000000
--- a/arch/mips/wrppmc/pci.c
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * pci.c: GT64120 PCI support.
- *
- * Copyright (C) 2006, Wind River System Inc. Rongkai.Zhan <rongkai.zhan@windriver.com>
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/types.h>
-#include <linux/pci.h>
-
-#include <asm/gt64120.h>
-
-extern struct pci_ops gt64xxx_pci0_ops;
-
-static struct resource pci0_io_resource = {
- .name = "pci_0 io",
- .start = GT_PCI_IO_BASE,
- .end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1,
- .flags = IORESOURCE_IO,
-};
-
-static struct resource pci0_mem_resource = {
- .name = "pci_0 memory",
- .start = GT_PCI_MEM_BASE,
- .end = GT_PCI_MEM_BASE + GT_PCI_MEM_SIZE - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct pci_controller hose_0 = {
- .pci_ops = &gt64xxx_pci0_ops,
- .io_resource = &pci0_io_resource,
- .mem_resource = &pci0_mem_resource,
-};
-
-static int __init gt64120_pci_init(void)
-{
- (void) GT_READ(GT_PCI0_CMD_OFS); /* Huh??? -- Ralf */
- (void) GT_READ(GT_PCI0_BARE_OFS);
-
- /* reset the whole PCI I/O space range */
- ioport_resource.start = GT_PCI_IO_BASE;
- ioport_resource.end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1;
-
- register_pci_controller(&hose_0);
- return 0;
-}
-
-arch_initcall(gt64120_pci_init);
diff --git a/arch/mips/wrppmc/reset.c b/arch/mips/wrppmc/reset.c
deleted file mode 100644
index 80beb188ed47..000000000000
--- a/arch/mips/wrppmc/reset.c
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1997 Ralf Baechle
- */
-#include <linux/irqflags.h>
-#include <linux/kernel.h>
-
-#include <asm/cacheflush.h>
-#include <asm/idle.h>
-#include <asm/mipsregs.h>
-#include <asm/processor.h>
-
-void wrppmc_machine_restart(char *command)
-{
- /*
- * Ouch, we're still alive ... This time we take the silver bullet ...
- * ... and find that we leave the hardware in a state in which the
- * kernel in the flush locks up somewhen during of after the PCI
- * detection stuff.
- */
- local_irq_disable();
- set_c0_status(ST0_BEV | ST0_ERL);
- change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED);
- flush_cache_all();
- write_c0_wired(0);
- __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
-}
-
-void wrppmc_machine_halt(void)
-{
- local_irq_disable();
-
- printk(KERN_NOTICE "You can safely turn off the power\n");
- while (1) {
- if (cpu_wait)
- cpu_wait();
- }
-}
diff --git a/arch/mips/wrppmc/serial.c b/arch/mips/wrppmc/serial.c
deleted file mode 100644
index 83f0f7d05187..000000000000
--- a/arch/mips/wrppmc/serial.c
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Registration of WRPPMC UART platform device.
- *
- * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/platform_device.h>
-#include <linux/serial_8250.h>
-
-#include <asm/gt64120.h>
-
-static struct resource wrppmc_uart_resource[] __initdata = {
- {
- .start = WRPPMC_UART16550_BASE,
- .end = WRPPMC_UART16550_BASE + 7,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = WRPPMC_UART16550_IRQ,
- .end = WRPPMC_UART16550_IRQ,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct plat_serial8250_port wrppmc_serial8250_port[] = {
- {
- .irq = WRPPMC_UART16550_IRQ,
- .uartclk = WRPPMC_UART16550_CLOCK,
- .iotype = UPIO_MEM,
- .flags = UPF_IOREMAP | UPF_SKIP_TEST,
- .mapbase = WRPPMC_UART16550_BASE,
- },
- {},
-};
-
-static __init int wrppmc_uart_add(void)
-{
- struct platform_device *pdev;
- int retval;
-
- pdev = platform_device_alloc("serial8250", -1);
- if (!pdev)
- return -ENOMEM;
-
- pdev->id = PLAT8250_DEV_PLATFORM;
- pdev->dev.platform_data = wrppmc_serial8250_port;
-
- retval = platform_device_add_resources(pdev, wrppmc_uart_resource,
- ARRAY_SIZE(wrppmc_uart_resource));
- if (retval)
- goto err_free_device;
-
- retval = platform_device_add(pdev);
- if (retval)
- goto err_free_device;
-
- return 0;
-
-err_free_device:
- platform_device_put(pdev);
-
- return retval;
-}
-device_initcall(wrppmc_uart_add);
diff --git a/arch/mips/wrppmc/setup.c b/arch/mips/wrppmc/setup.c
deleted file mode 100644
index ca65c84031a7..000000000000
--- a/arch/mips/wrppmc/setup.c
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * setup.c: Setup pointers to hardware dependent routines.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1996, 1997, 2004 by Ralf Baechle (ralf@linux-mips.org)
- * Copyright (C) 2006, Wind River System Inc. Rongkai.zhan <rongkai.zhan@windriver.com>
- */
-#include <linux/init.h>
-#include <linux/string.h>
-#include <linux/kernel.h>
-#include <linux/pm.h>
-
-#include <asm/io.h>
-#include <asm/bootinfo.h>
-#include <asm/reboot.h>
-#include <asm/time.h>
-#include <asm/gt64120.h>
-
-unsigned long gt64120_base = KSEG1ADDR(0x14000000);
-
-#ifdef WRPPMC_EARLY_DEBUG
-
-static volatile unsigned char * wrppmc_led = \
- (volatile unsigned char *)KSEG1ADDR(WRPPMC_LED_BASE);
-
-/*
- * PPMC LED control register:
- * -) bit[0] controls DS1 LED (1 - OFF, 0 - ON)
- * -) bit[1] controls DS2 LED (1 - OFF, 0 - ON)
- * -) bit[2] controls DS4 LED (1 - OFF, 0 - ON)
- */
-void wrppmc_led_on(int mask)
-{
- unsigned char value = *wrppmc_led;
-
- value &= (0xF8 | mask);
- *wrppmc_led = value;
-}
-
-/* If mask = 0, turn off all LEDs */
-void wrppmc_led_off(int mask)
-{
- unsigned char value = *wrppmc_led;
-
- value |= (0x7 & mask);
- *wrppmc_led = value;
-}
-
-/*
- * We assume that bootloader has initialized UART16550 correctly
- */
-void __init wrppmc_early_putc(char ch)
-{
- static volatile unsigned char *wrppmc_uart = \
- (volatile unsigned char *)KSEG1ADDR(WRPPMC_UART16550_BASE);
- unsigned char value;
-
- /* Wait until Transmit-Holding-Register is empty */
- while (1) {
- value = *(wrppmc_uart + 5);
- if (value & 0x20)
- break;
- }
-
- *wrppmc_uart = ch;
-}
-
-void __init wrppmc_early_printk(const char *fmt, ...)
-{
- static char pbuf[256] = {'\0', };
- char *ch = pbuf;
- va_list args;
- unsigned int i;
-
- memset(pbuf, 0, 256);
- va_start(args, fmt);
- i = vsprintf(pbuf, fmt, args);
- va_end(args);
-
- /* Print the string */
- while (*ch != '\0') {
- wrppmc_early_putc(*ch);
- /* if print '\n', also print '\r' */
- if (*ch++ == '\n')
- wrppmc_early_putc('\r');
- }
-}
-#endif /* WRPPMC_EARLY_DEBUG */
-
-void __init prom_free_prom_memory(void)
-{
-}
-
-void __init plat_mem_setup(void)
-{
- extern void wrppmc_machine_restart(char *command);
- extern void wrppmc_machine_halt(void);
-
- _machine_restart = wrppmc_machine_restart;
- _machine_halt = wrppmc_machine_halt;
- pm_power_off = wrppmc_machine_halt;
-
- /* This makes the operations of 'in/out[bwl]' to the
- * physical address ( < KSEG0) can work via KSEG1
- */
- set_io_port_base(KSEG1);
-}
-
-const char *get_system_type(void)
-{
- return "Wind River PPMC (GT64120)";
-}
-
-/*
- * Initializes basic routines and structures pointers, memory size (as
- * given by the bios and saves the command line.
- */
-void __init prom_init(void)
-{
- add_memory_region(WRPPMC_SDRAM_SCS0_BASE, WRPPMC_SDRAM_SCS0_SIZE, BOOT_MEM_RAM);
- add_memory_region(WRPPMC_BOOTROM_BASE, WRPPMC_BOOTROM_SIZE, BOOT_MEM_ROM_DATA);
-
- wrppmc_early_printk("prom_init: GT64120 SDRAM Bank 0: 0x%x - 0x%08lx\n",
- WRPPMC_SDRAM_SCS0_BASE, (WRPPMC_SDRAM_SCS0_BASE + WRPPMC_SDRAM_SCS0_SIZE));
-}
diff --git a/arch/mips/wrppmc/time.c b/arch/mips/wrppmc/time.c
deleted file mode 100644
index 668dbd5f12c5..000000000000
--- a/arch/mips/wrppmc/time.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * time.c: MIPS CPU Count/Compare timer hookup
- *
- * Author: Mark.Zhan, <rongkai.zhan@windriver.com>
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1996, 1997, 2004 by Ralf Baechle (ralf@linux-mips.org)
- * Copyright (C) 2006, Wind River System Inc.
- */
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-
-#include <asm/gt64120.h>
-#include <asm/time.h>
-
-#define WRPPMC_CPU_CLK_FREQ 40000000 /* 40MHZ */
-
-/*
- * Estimate CPU frequency. Sets mips_hpt_frequency as a side-effect
- *
- * NOTE: We disable all GT64120 timers, and use MIPS processor internal
- * timer as the source of kernel clock tick.
- */
-void __init plat_time_init(void)
-{
- /* Disable GT64120 timers */
- GT_WRITE(GT_TC_CONTROL_OFS, 0x00);
- GT_WRITE(GT_TC0_OFS, 0x00);
- GT_WRITE(GT_TC1_OFS, 0x00);
- GT_WRITE(GT_TC2_OFS, 0x00);
- GT_WRITE(GT_TC3_OFS, 0x00);
-
- /* Use MIPS compare/count internal timer */
- mips_hpt_frequency = WRPPMC_CPU_CLK_FREQ;
-}