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r: 187695
b: refs/heads/master
c: 939d28a
h: refs/heads/master
i:
  187693: 9fee3e4
  187691: 601ce08
  187687: 019498d
  187679: 8ac3ab0
v: v3
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Kukjin Kim authored and Ben Dooks committed Feb 24, 2010
1 parent 83db3d9 commit 75a8bc1
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 2e5070bc1152e8afbf76734e8e3fbfbe60a573ef
refs/heads/master: 939d28aae17a0cb591a2ec54993496a5d31f2ec6
40 changes: 40 additions & 0 deletions trunk/arch/arm/mach-s5pv210/Kconfig
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# arch/arm/mach-s5pv210/Kconfig
#
# Copyright (c) 2010 Samsung Electronics Co., Ltd.
# http://www.samsung.com/
#
# Licensed under GPLv2

# Configuration options for the S5PV210/S5PC110

if ARCH_S5PV210

config CPU_S5PV210
bool
select PLAT_S5P
help
Enable S5PV210 CPU support

choice
prompt "Select machine type"
depends on ARCH_S5PV210
default MACH_SMDKV210

config MACH_SMDKV210
bool "SMDKV210"
select CPU_S5PV210
select ARCH_SPARSEMEM_ENABLE
help
Machine support for Samsung SMDKV210

config MACH_SMDKC110
bool "SMDKC110"
select CPU_S5PV210
select ARCH_SPARSEMEM_ENABLE
help
Machine support for Samsung SMDKC110
S5PC110(MCP) is one of package option of S5PV210

endchoice

endif
18 changes: 18 additions & 0 deletions trunk/arch/arm/mach-s5pv210/Makefile
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# arch/arm/mach-s5pv210/Makefile
#
# Copyright (c) 2010 Samsung Electronics Co., Ltd.
# http://www.samsung.com/
#
# Licensed under GPLv2

obj-y :=
obj-m :=
obj-n :=
obj- :=

# Core support for S5PV210 system

obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o

# machine support

2 changes: 2 additions & 0 deletions trunk/arch/arm/mach-s5pv210/Makefile.boot
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zreladdr-y := 0x20008000
params_phys-y := 0x20000100
126 changes: 126 additions & 0 deletions trunk/arch/arm/mach-s5pv210/cpu.c
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/* linux/arch/arm/mach-s5pv210/cpu.c
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* 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/module.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/sysdev.h>
#include <linux/platform_device.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <asm/proc-fns.h>
#include <mach/map.h>
#include <mach/regs-clock.h>

#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/clock.h>
#include <plat/s5pv210.h>

/* Initial IO mappings */

static struct map_desc s5pv210_iodesc[] __initdata = {
{
.virtual = (unsigned long)S5P_VA_SYSTIMER,
.pfn = __phys_to_pfn(S5PV210_PA_SYSTIMER),
.length = SZ_1M,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC2,
.pfn = __phys_to_pfn(S5PV210_PA_VIC2),
.length = SZ_16K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC3,
.pfn = __phys_to_pfn(S5PV210_PA_VIC3),
.length = SZ_16K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)S5P_VA_SROMC,
.pfn = __phys_to_pfn(S5PV210_PA_SROMC),
.length = SZ_4K,
.type = MT_DEVICE,
}
};

static void s5pv210_idle(void)
{
if (!need_resched())
cpu_do_idle();

local_irq_enable();
}

/* s5pv210_map_io
*
* register the standard cpu IO areas
*/

void __init s5pv210_map_io(void)
{
iotable_init(s5pv210_iodesc, ARRAY_SIZE(s5pv210_iodesc));
}

void __init s5pv210_init_clocks(int xtal)
{
printk(KERN_DEBUG "%s: initializing clocks\n", __func__);

s3c24xx_register_baseclocks(xtal);
s5p_register_clocks(xtal);
s5pv210_register_clocks();
s5pv210_setup_clocks();
}

void __init s5pv210_init_irq(void)
{
u32 vic[4]; /* S5PV210 supports 4 VIC */

/* All the VICs are fully populated. */
vic[0] = ~0;
vic[1] = ~0;
vic[2] = ~0;
vic[3] = ~0;

s5p_init_irq(vic, ARRAY_SIZE(vic));
}

static struct sysdev_class s5pv210_sysclass = {
.name = "s5pv210-core",
};

static struct sys_device s5pv210_sysdev = {
.cls = &s5pv210_sysclass,
};

static int __init s5pv210_core_init(void)
{
return sysdev_class_register(&s5pv210_sysclass);
}

core_initcall(s5pv210_core_init);

int __init s5pv210_init(void)
{
printk(KERN_INFO "S5PV210: Initializing architecture\n");

/* set idle function */
pm_idle = s5pv210_idle;

return sysdev_register(&s5pv210_sysdev);
}
42 changes: 42 additions & 0 deletions trunk/arch/arm/mach-s5pv210/include/mach/debug-macro.S
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/* linux/arch/arm/mach-s5pv210/include/mach/debug-macro.S
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* Based on arch/arm/mach-s3c6400/include/mach/debug-macro.S
*
* 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.
*/

/* pull in the relevant register and map files. */

#include <mach/map.h>
#include <plat/regs-serial.h>

/* note, for the boot process to work we have to keep the UART
* virtual address aligned to an 1MiB boundary for the L1
* mapping the head code makes. We keep the UART virtual address
* aligned and add in the offset when we load the value here.
*/

.macro addruart, rx
mrc p15, 0, \rx, c1, c0
tst \rx, #1
ldreq \rx, = S3C_PA_UART
ldrne \rx, = S3C_VA_UART
#if CONFIG_DEBUG_S3C_UART != 0
add \rx, \rx, #(0x400 * CONFIG_DEBUG_S3C_UART)
#endif
.endm

#define fifo_full fifo_full_s5pv210
#define fifo_level fifo_level_s5pv210

/* include the reset of the code which will do the work, we're only
* compiling for a single cpu processor type so the default of s3c2440
* will be fine with us.
*/

#include <plat/debug-macro.S>
54 changes: 54 additions & 0 deletions trunk/arch/arm/mach-s5pv210/include/mach/entry-macro.S
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/* linux/arch/arm/mach-s5pv210/include/mach/entry-macro.S
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* Low-level IRQ helper macros for the Samsung S5PV210
*
* 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 <asm/hardware/vic.h>
#include <mach/map.h>
#include <plat/irqs.h>

.macro disable_fiq
.endm

.macro get_irqnr_preamble, base, tmp
ldr \base, =VA_VIC0
.endm

.macro arch_ret_to_user, tmp1, tmp2
.endm

.macro get_irqnr_and_base, irqnr, irqstat, base, tmp

@ check the vic0
mov \irqnr, # S5P_IRQ_OFFSET + 31
ldr \irqstat, [ \base, # VIC_IRQ_STATUS ]
teq \irqstat, #0

@ otherwise try vic1
addeq \tmp, \base, #(VA_VIC1 - VA_VIC0)
addeq \irqnr, \irqnr, #32
ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ]
teqeq \irqstat, #0

@ otherwise try vic2
addeq \tmp, \base, #(VA_VIC2 - VA_VIC0)
addeq \irqnr, \irqnr, #32
ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ]
teqeq \irqstat, #0

@ otherwise try vic3
addeq \tmp, \base, #(VA_VIC3 - VA_VIC0)
addeq \irqnr, \irqnr, #32
ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ]
teqeq \irqstat, #0

clzne \irqstat, \irqstat
subne \irqnr, \irqnr, \irqstat
.endm
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