19a2c06548
This patch moves some initial maps from plat-s5p to machine, so that can merge mach-s5p6440 and mach-s5p6450. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
169 lines
3.7 KiB
C
169 lines
3.7 KiB
C
/* linux/arch/arm/mach-s5pc100/cpu.c
|
|
*
|
|
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com
|
|
*
|
|
* Copyright 2009 Samsung Electronics Co.
|
|
* Byungho Min <bhmin@samsung.com>
|
|
*
|
|
* Based on mach-s3c6410/cpu.c
|
|
*
|
|
* 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/types.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/list.h>
|
|
#include <linux/timer.h>
|
|
#include <linux/init.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/io.h>
|
|
#include <linux/sysdev.h>
|
|
#include <linux/serial_core.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/sched.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
#include <asm/mach/irq.h>
|
|
|
|
#include <asm/proc-fns.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <mach/map.h>
|
|
#include <asm/irq.h>
|
|
|
|
#include <plat/regs-serial.h>
|
|
#include <mach/regs-clock.h>
|
|
|
|
#include <plat/cpu.h>
|
|
#include <plat/devs.h>
|
|
#include <plat/clock.h>
|
|
#include <plat/ata-core.h>
|
|
#include <plat/iic-core.h>
|
|
#include <plat/sdhci.h>
|
|
#include <plat/adc-core.h>
|
|
#include <plat/onenand-core.h>
|
|
#include <plat/fb-core.h>
|
|
|
|
#include <plat/s5pc100.h>
|
|
|
|
/* Initial IO mappings */
|
|
|
|
static struct map_desc s5pc100_iodesc[] __initdata = {
|
|
{
|
|
.virtual = (unsigned long)S5P_VA_SYSTIMER,
|
|
.pfn = __phys_to_pfn(S5PC100_PA_SYSTIMER),
|
|
.length = SZ_16K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)S5P_VA_GPIO,
|
|
.pfn = __phys_to_pfn(S5PC100_PA_GPIO),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)VA_VIC0,
|
|
.pfn = __phys_to_pfn(S5PC100_PA_VIC0),
|
|
.length = SZ_16K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)VA_VIC1,
|
|
.pfn = __phys_to_pfn(S5PC100_PA_VIC1),
|
|
.length = SZ_16K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)VA_VIC2,
|
|
.pfn = __phys_to_pfn(S5PC100_PA_VIC2),
|
|
.length = SZ_16K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)S3C_VA_UART,
|
|
.pfn = __phys_to_pfn(S3C_PA_UART),
|
|
.length = SZ_512K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = (unsigned long)S5PC100_VA_OTHERS,
|
|
.pfn = __phys_to_pfn(S5PC100_PA_OTHERS),
|
|
.length = SZ_4K,
|
|
.type = MT_DEVICE,
|
|
}
|
|
};
|
|
|
|
static void s5pc100_idle(void)
|
|
{
|
|
if (!need_resched())
|
|
cpu_do_idle();
|
|
|
|
local_irq_enable();
|
|
}
|
|
|
|
/* s5pc100_map_io
|
|
*
|
|
* register the standard cpu IO areas
|
|
*/
|
|
|
|
void __init s5pc100_map_io(void)
|
|
{
|
|
iotable_init(s5pc100_iodesc, ARRAY_SIZE(s5pc100_iodesc));
|
|
|
|
/* initialise device information early */
|
|
s5pc100_default_sdhci0();
|
|
s5pc100_default_sdhci1();
|
|
s5pc100_default_sdhci2();
|
|
|
|
s3c_adc_setname("s3c64xx-adc");
|
|
|
|
/* the i2c devices are directly compatible with s3c2440 */
|
|
s3c_i2c0_setname("s3c2440-i2c");
|
|
s3c_i2c1_setname("s3c2440-i2c");
|
|
|
|
s3c_onenand_setname("s5pc100-onenand");
|
|
s3c_fb_setname("s5pc100-fb");
|
|
s3c_cfcon_setname("s5pc100-pata");
|
|
}
|
|
|
|
void __init s5pc100_init_clocks(int xtal)
|
|
{
|
|
printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
|
|
|
|
s3c24xx_register_baseclocks(xtal);
|
|
s5p_register_clocks(xtal);
|
|
s5pc100_register_clocks();
|
|
s5pc100_setup_clocks();
|
|
}
|
|
|
|
void __init s5pc100_init_irq(void)
|
|
{
|
|
u32 vic[] = {~0, ~0, ~0};
|
|
|
|
/* VIC0, VIC1, and VIC2 are fully populated. */
|
|
s5p_init_irq(vic, ARRAY_SIZE(vic));
|
|
}
|
|
|
|
static struct sysdev_class s5pc100_sysclass = {
|
|
.name = "s5pc100-core",
|
|
};
|
|
|
|
static struct sys_device s5pc100_sysdev = {
|
|
.cls = &s5pc100_sysclass,
|
|
};
|
|
|
|
static int __init s5pc100_core_init(void)
|
|
{
|
|
return sysdev_class_register(&s5pc100_sysclass);
|
|
}
|
|
|
|
core_initcall(s5pc100_core_init);
|
|
|
|
int __init s5pc100_init(void)
|
|
{
|
|
printk(KERN_INFO "S5PC100: Initializing architecture\n");
|
|
|
|
/* set idle function */
|
|
pm_idle = s5pc100_idle;
|
|
|
|
return sysdev_register(&s5pc100_sysdev);
|
|
}
|