Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

ARM: S5P64X0: Add S5P64X0(S5P6440 and S5P6450) initialization support

Browse source 
This patch adds ARCH_S5P64X0 which can support S5P6440 and S5P6450 with
one kernel image. So moved some files of mach-s5p6440 into the new ARCH
directory mach-s5p64x0.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Kukjin Kim 2010-10-18 18:29:51 +09:00
parent 49b7a491b7
commit a2e0d6249f
21 changed files with 711 additions and 384 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

146
arch/arm/mach-s5p6440/cpu.c
View file

@ -1,146 +0,0 @@
/* linux/arch/arm/mach-s5p6440/cpu.c
*
* Copyright (c) 2009-2010 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/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/s5p6440.h>
#include <plat/adc-core.h>
/* Initial IO mappings */
static struct map_desc s5p6440_iodesc[] __initdata = {
{
.virtual = (unsigned long)S5P_VA_GPIO,
.pfn = __phys_to_pfn(S5P6440_PA_GPIO),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC0,
.pfn = __phys_to_pfn(S5P6440_PA_VIC0),
.length = SZ_16K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC1,
.pfn = __phys_to_pfn(S5P6440_PA_VIC1),
.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,
}
};
static void s5p6440_idle(void)
{
unsigned long val;
if (!need_resched()) {
val = __raw_readl(S5P_PWR_CFG);
val &= ~(0x3<<5);
val |= (0x1<<5);
__raw_writel(val, S5P_PWR_CFG);
cpu_do_idle();
}
local_irq_enable();
}
/*
* s5p6440_map_io
*
* register the standard cpu IO areas
*/
void __init s5p6440_map_io(void)
{
/* initialize any device information early */
s3c_adc_setname("s3c64xx-adc");
iotable_init(s5p6440_iodesc, ARRAY_SIZE(s5p6440_iodesc));
}
void __init s5p6440_init_clocks(int xtal)
{
printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
s3c24xx_register_baseclocks(xtal);
s5p_register_clocks(xtal);
s5p6440_register_clocks();
s5p6440_setup_clocks();
}
void __init s5p6440_init_irq(void)
{
/* S5P6440 supports only 2 VIC */
u32 vic[2];
/*
* VIC0 is missing IRQ_VIC0[3, 4, 8, 10, (12-22)]
* VIC1 is missing IRQ VIC1[1, 3, 4, 10, 11, 12, 14, 15, 22]
*/
vic[0] = 0xff800ae7;
vic[1] = 0xffbf23e5;
s5p_init_irq(vic, ARRAY_SIZE(vic));
}
struct sysdev_class s5p6440_sysclass = {
.name = "s5p6440-core",
};
static struct sys_device s5p6440_sysdev = {
.cls = &s5p6440_sysclass,
};
static int __init s5p6440_core_init(void)
{
return sysdev_class_register(&s5p6440_sysclass);
}
core_initcall(s5p6440_core_init);
int __init s5p6440_init(void)
{
printk(KERN_INFO "S5P6440: Initializing architecture\n");
/* set idle function */
pm_idle = s5p6440_idle;
return sysdev_register(&s5p6440_sysdev);
}

37
arch/arm/mach-s5p6440/include/mach/debug-macro.S
View file

@ -1,37 +0,0 @@
/* linux/arch/arm/mach-s5p6440/include/mach/debug-macro.S
*
* Copyright (c) 2009 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.
*/
/* 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, rtmp
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
/* 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>

18
arch/arm/mach-s5p6440/include/mach/io.h
View file

@ -1,18 +0,0 @@
/* arch/arm/mach-s5p6440/include/mach/io.h
*
* Copyright 2008 Simtec Electronics
* Ben Dooks <ben-linux@fluff.org>
*
* Default IO routines for S3C64XX based
*/
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
/* No current ISA/PCI bus support. */
#define __io(a) __typesafe_io(a)
#define __mem_pci(a) (a)
#define IO_SPACE_LIMIT (0xFFFFFFFF)
#endif

81
arch/arm/mach-s5p6440/include/mach/map.h
View file

@ -1,81 +0,0 @@
/* linux/arch/arm/mach-s5p6440/include/mach/map.h
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* S5P6440 - Memory map definitions
*
* 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_MAP_H
#define __ASM_ARCH_MAP_H __FILE__
#include <plat/map-base.h>
#include <plat/map-s5p.h>
#define S5P6440_PA_CHIPID (0xE0000000)
#define S5P_PA_CHIPID S5P6440_PA_CHIPID
#define S5P6440_PA_SYSCON (0xE0100000)
#define S5P6440_PA_CLK (S5P6440_PA_SYSCON + 0x0)
#define S5P_PA_SYSCON S5P6440_PA_SYSCON
#define S5P6440_PA_GPIO (0xE0308000)
#define S5P6440_PA_VIC0 (0xE4000000)
#define S5P6440_PA_VIC1 (0xE4100000)
#define S5P6440_PA_PDMA 0xE9000000
#define S5P6440_PA_TIMER (0xEA000000)
#define S5P_PA_TIMER S5P6440_PA_TIMER
#define S5P6440_PA_RTC (0xEA100000)
#define S5P6440_PA_WDT (0xEA200000)
#define S5P6440_PA_UART (0xEC000000)
#define S5P_PA_UART0 (S5P6440_PA_UART + 0x0)
#define S5P_PA_UART1 (S5P6440_PA_UART + 0x400)
#define S5P_PA_UART2 (S5P6440_PA_UART + 0x800)
#define S5P_PA_UART3 (S5P6440_PA_UART + 0xC00)
#define S5P_SZ_UART SZ_256
#define S5P6440_PA_IIC0 (0xEC104000)
#define S5P6440_PA_IIC1 (0xEC20F000)
#define S5P6440_PA_SPI0 0xEC400000
#define S5P6440_PA_SPI1 0xEC500000
#define S5P6440_PA_HSOTG (0xED100000)
#define S5P6440_PA_HSMMC0 (0xED800000)
#define S5P6440_PA_HSMMC1 (0xED900000)
#define S5P6440_PA_HSMMC2 (0xEDA00000)
#define S5P6440_PA_SDRAM (0x20000000)
#define S5P_PA_SDRAM S5P6440_PA_SDRAM
/* I2S */
#define S5P6440_PA_I2S 0xF2000000
/* PCM */
#define S5P6440_PA_PCM 0xF2100000
#define S5P6440_PA_ADC (0xF3000000)
/* compatibiltiy defines. */
#define S3C_PA_UART S5P6440_PA_UART
#define S3C_PA_IIC S5P6440_PA_IIC0
#define S3C_PA_RTC S5P6440_PA_RTC
#define S3C_PA_IIC1 S5P6440_PA_IIC1
#define S3C_PA_WDT S5P6440_PA_WDT
#define SAMSUNG_PA_ADC S5P6440_PA_ADC
#endif /* __ASM_ARCH_MAP_H */

24
arch/arm/mach-s5p6440/include/mach/uncompress.h
View file

@ -1,24 +0,0 @@
/* linux/arch/arm/mach-s5p6440/include/mach/uncompress.h
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* S5P6440 - uncompress code
*
* 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_UNCOMPRESS_H
#define __ASM_ARCH_UNCOMPRESS_H
#include <mach/map.h>
#include <plat/uncompress.h>
static void arch_detect_cpu(void)
{
/* we do not need to do any cpu detection here at the moment. */
}
#endif /* __ASM_ARCH_UNCOMPRESS_H */

52
arch/arm/mach-s5p6440/init.c
View file

@ -1,52 +0,0 @@
/* linux/arch/arm/mach-s5p6440/init.c
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* S5P6440 - Init support
*
* 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/init.h>
#include <linux/serial_core.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/s5p6440.h>
#include <plat/regs-serial.h>
static struct s3c24xx_uart_clksrc s5p6440_serial_clocks[] = {
[0] = {
.name = "pclk_low",
.divisor = 1,
.min_baud = 0,
.max_baud = 0,
},
[1] = {
.name = "uclk1",
.divisor = 1,
.min_baud = 0,
.max_baud = 0,
},
};
/* uart registration process */
void __init s5p6440_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
{
struct s3c2410_uartcfg *tcfg = cfg;
u32 ucnt;
for (ucnt = 0; ucnt < no; ucnt++, tcfg++) {
if (!tcfg->clocks) {
tcfg->clocks = s5p6440_serial_clocks;
tcfg->clocks_size = ARRAY_SIZE(s5p6440_serial_clocks);
}
}
s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
}

208
arch/arm/mach-s5p64x0/cpu.c Normal file
View file

@ -0,0 +1,208 @@
/* linux/arch/arm/mach-s5p64x0/cpu.c
*
* Copyright (c) 2009-2010 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/clk.h>
#include <linux/io.h>
#include <linux/sysdev.h>
#include <linux/serial_core.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 <asm/irq.h>
#include <mach/hardware.h>
#include <mach/map.h>
#include <mach/regs-clock.h>
#include <plat/regs-serial.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/clock.h>
#include <plat/s5p6440.h>
#include <plat/s5p6450.h>
#include <plat/adc-core.h>
/* Initial IO mappings */
static struct map_desc s5p64x0_iodesc[] __initdata = {
{
.virtual = (unsigned long)S5P_VA_GPIO,
.pfn = __phys_to_pfn(S5P64X0_PA_GPIO),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC0,
.pfn = __phys_to_pfn(S5P64X0_PA_VIC0),
.length = SZ_16K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC1,
.pfn = __phys_to_pfn(S5P64X0_PA_VIC1),
.length = SZ_16K,
.type = MT_DEVICE,
},
};
static struct map_desc s5p6440_iodesc[] __initdata = {
{
.virtual = (unsigned long)S3C_VA_UART,
.pfn = __phys_to_pfn(S5P6440_PA_UART(0)),
.length = SZ_4K,
.type = MT_DEVICE,
},
};
static struct map_desc s5p6450_iodesc[] __initdata = {
{
.virtual = (unsigned long)S3C_VA_UART,
.pfn = __phys_to_pfn(S5P6450_PA_UART(0)),
.length = SZ_512K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)S3C_VA_UART + SZ_512K,
.pfn = __phys_to_pfn(S5P6450_PA_UART(5)),
.length = SZ_4K,
.type = MT_DEVICE,
},
};
static void s5p64x0_idle(void)
{
unsigned long val;
if (!need_resched()) {
val = __raw_readl(S5P64X0_PWR_CFG);
val &= ~(0x3 << 5);
val |= (0x1 << 5);
__raw_writel(val, S5P64X0_PWR_CFG);
cpu_do_idle();
}
local_irq_enable();
}
/*
* s5p64x0_map_io
*
* register the standard CPU IO areas
*/
void __init s5p6440_map_io(void)
{
/* initialize any device information early */
s3c_adc_setname("s3c64x0-adc");
iotable_init(s5p64x0_iodesc, ARRAY_SIZE(s5p64x0_iodesc));
iotable_init(s5p6440_iodesc, ARRAY_SIZE(s5p6440_iodesc));
}
void __init s5p6450_map_io(void)
{
/* initialize any device information early */
s3c_adc_setname("s3c64x0-adc");
iotable_init(s5p64x0_iodesc, ARRAY_SIZE(s5p64x0_iodesc));
iotable_init(s5p6450_iodesc, ARRAY_SIZE(s5p6440_iodesc));
}
/*
* s5p64x0_init_clocks
*
* register and setup the CPU clocks
*/
void __init s5p6440_init_clocks(int xtal)
{
printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
s3c24xx_register_baseclocks(xtal);
s5p_register_clocks(xtal);
s5p6440_register_clocks();
s5p6440_setup_clocks();
}
void __init s5p6450_init_clocks(int xtal)
{
printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
s3c24xx_register_baseclocks(xtal);
s5p_register_clocks(xtal);
s5p6450_register_clocks();
s5p6450_setup_clocks();
}
/*
* s5p64x0_init_irq
*
* register the CPU interrupts
*/
void __init s5p6440_init_irq(void)
{
/* S5P6440 supports 2 VIC */
u32 vic[2];
/*
* VIC0 is missing IRQ_VIC0[3, 4, 8, 10, (12-22)]
* VIC1 is missing IRQ VIC1[1, 3, 4, 10, 11, 12, 14, 15, 22]
*/
vic[0] = 0xff800ae7;
vic[1] = 0xffbf23e5;
s5p_init_irq(vic, ARRAY_SIZE(vic));
}
void __init s5p6450_init_irq(void)
{
/* S5P6450 supports only 2 VIC */
u32 vic[2];
/*
* VIC0 is missing IRQ_VIC0[(13-15), (21-22)]
* VIC1 is missing IRQ VIC1[12, 14, 23]
*/
vic[0] = 0xff9f1fff;
vic[1] = 0xff7fafff;
s5p_init_irq(vic, ARRAY_SIZE(vic));
}
struct sysdev_class s5p64x0_sysclass = {
.name = "s5p64x0-core",
};
static struct sys_device s5p64x0_sysdev = {
.cls = &s5p64x0_sysclass,
};
static int __init s5p64x0_core_init(void)
{
return sysdev_class_register(&s5p64x0_sysclass);
}
core_initcall(s5p64x0_core_init);
int __init s5p64x0_init(void)
{
printk(KERN_INFO "S5P64X0(S5P6440/S5P6450): Initializing architecture\n");
/* set idle function */
pm_idle = s5p64x0_idle;
return sysdev_register(&s5p64x0_sysdev);
}

33
arch/arm/mach-s5p64x0/include/mach/debug-macro.S Normal file
View file

@ -0,0 +1,33 @@
/* linux/arch/arm/mach-s5p64x0/include/mach/debug-macro.S
*
* Copyright (c) 2009-2010 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.
*/
/* pull in the relevant register and map files. */
#include <plat/map-base.h>
#include <plat/map-s5p.h>
#include <plat/regs-serial.h>
.macro addruart, rp, rv
mov \rp, #0xE0000000
orr \rp, \rp, #0x00100000
ldr \rp, [\rp, #0x118 ]
and \rp, \rp, #0xff000
teq \rp, #0x50000 @@ S5P6450
ldreq \rp, =0xEC800000
movne \rp, #0xEC000000 @@ S5P6440
ldrne \rv, = S3C_VA_UART
#if CONFIG_DEBUG_S3C_UART != 0
add \rp, \rp, #(0x400 * CONFIG_DEBUG_S3C_UART)
add \rv, \rv, #(0x400 * CONFIG_DEBUG_S3C_UART)
#endif
.endm
#include <plat/debug-macro.S>

8
arch/arm/mach-s5p6440/include/mach/entry-macro.S → arch/arm/mach-s5p64x0/include/mach/entry-macro.S
View file

@ -1,9 +1,9 @@
/* linux/arch/arm/mach-s5p6440/include/mach/entry-macro.S
/* linux/arch/arm/mach-s5p64x0/include/mach/entry-macro.S
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Low-level IRQ helper macros for the Samsung S5P6440
* Low-level IRQ helper macros for the Samsung S5P64X0
*
* 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

8
arch/arm/mach-s5p6440/include/mach/hardware.h → arch/arm/mach-s5p64x0/include/mach/hardware.h
View file

@ -1,9 +1,9 @@
/* linux/arch/arm/mach-s5p6440/include/mach/hardware.h
/* linux/arch/arm/mach-s5p64x0/include/mach/hardware.h
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P6440 - Hardware support
* S5P64X0 - Hardware support
*
* 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

25
arch/arm/mach-s5p64x0/include/mach/io.h Normal file
View file

@ -0,0 +1,25 @@
/* linux/arch/arm/mach-s5p64x0/include/mach/io.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Copyright 2008 Simtec Electronics
* Ben Dooks <ben-linux@fluff.org>
*
* Default IO routines for S5P64X0 based
*
* 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_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
/* No current ISA/PCI bus support. */
#define __io(a) __typesafe_io(a)
#define __mem_pci(a) (a)
#define IO_SPACE_LIMIT (0xFFFFFFFF)
#endif

83
arch/arm/mach-s5p64x0/include/mach/map.h Normal file
View file

@ -0,0 +1,83 @@
/* linux/arch/arm/mach-s5p64x0/include/mach/map.h
*
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P64X0 - Memory map definitions
*
* 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_MAP_H
#define __ASM_ARCH_MAP_H __FILE__
#include <plat/map-base.h>
#include <plat/map-s5p.h>
#define S5P64X0_PA_SDRAM (0x20000000)
#define S5P64X0_PA_CHIPID (0xE0000000)
#define S5P_PA_CHIPID S5P64X0_PA_CHIPID
#define S5P64X0_PA_SYSCON (0xE0100000)
#define S5P_PA_SYSCON S5P64X0_PA_SYSCON
#define S5P64X0_PA_GPIO (0xE0308000)
#define S5P64X0_PA_VIC0 (0xE4000000)
#define S5P64X0_PA_VIC1 (0xE4100000)
#define S5P64X0_PA_PDMA (0xE9000000)
#define S5P64X0_PA_TIMER (0xEA000000)
#define S5P_PA_TIMER S5P64X0_PA_TIMER
#define S5P64X0_PA_RTC (0xEA100000)
#define S5P64X0_PA_WDT (0xEA200000)
#define S5P6440_PA_UART(x) (0xEC000000 + ((x) * S3C_UART_OFFSET))
#define S5P6450_PA_UART(x) ((x < 5) ? (0xEC800000 + ((x) * S3C_UART_OFFSET)) : (0xEC000000))
#define S5P_PA_UART0 S5P6450_PA_UART(0)
#define S5P_PA_UART1 S5P6450_PA_UART(1)
#define S5P_PA_UART2 S5P6450_PA_UART(2)
#define S5P_PA_UART3 S5P6450_PA_UART(3)
#define S5P_PA_UART4 S5P6450_PA_UART(4)
#define S5P_PA_UART5 S5P6450_PA_UART(5)
#define S5P_SZ_UART SZ_256
#define S5P6440_PA_IIC0 (0xEC104000)
#define S5P6440_PA_IIC1 (0xEC20F000)
#define S5P6450_PA_IIC0 (0xEC100000)
#define S5P6450_PA_IIC1 (0xEC200000)
#define S5P64X0_PA_SPI0 (0xEC400000)
#define S5P64X0_PA_SPI1 (0xEC500000)
#define S5P64X0_PA_HSOTG (0xED100000)
#define S5P64X0_PA_HSMMC(x) (0xED800000 + ((x) * 0x100000))
#define S5P64X0_PA_I2S (0xF2000000)
#define S5P64X0_PA_PCM (0xF2100000)
#define S5P64X0_PA_ADC (0xF3000000)
/* compatibiltiy defines. */
#define S3C_PA_HSMMC0 S5P64X0_PA_HSMMC(0)
#define S3C_PA_HSMMC1 S5P64X0_PA_HSMMC(1)
#define S3C_PA_HSMMC2 S5P64X0_PA_HSMMC(2)
#define S3C_PA_IIC S5P6440_PA_IIC0
#define S3C_PA_IIC1 S5P6440_PA_IIC1
#define S3C_PA_RTC S5P64X0_PA_RTC
#define S3C_PA_WDT S5P64X0_PA_WDT
#define SAMSUNG_PA_ADC S5P64X0_PA_ADC
#endif /* __ASM_ARCH_MAP_H */

12
arch/arm/mach-s5p6440/include/mach/memory.h → arch/arm/mach-s5p64x0/include/mach/memory.h
View file

@ -1,9 +1,9 @@
/* linux/arch/arm/mach-s5p6440/include/mach/memory.h
/* linux/arch/arm/mach-s5p64x0/include/mach/memory.h
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P6440 - Memory definitions
* S5P64X0 - Memory definitions
*
* 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
@ -11,9 +11,9 @@
*/
#ifndef __ASM_ARCH_MEMORY_H
#define __ASM_ARCH_MEMORY_H
#define __ASM_ARCH_MEMORY_H __FILE__
#define PHYS_OFFSET UL(0x20000000)
#define PHYS_OFFSET UL(0x20000000)
#define CONSISTENT_DMA_SIZE SZ_8M
#endif /* __ASM_ARCH_MEMORY_H */

8
arch/arm/mach-s5p6440/include/mach/system.h → arch/arm/mach-s5p64x0/include/mach/system.h
View file

@ -1,9 +1,9 @@
/* linux/arch/arm/mach-s5p6440/include/mach/system.h
/* linux/arch/arm/mach-s5p64x0/include/mach/system.h
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P6440 - system support header
* S5P64X0 - system support header
*
* 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

7
arch/arm/mach-s5p6440/include/mach/timex.h → arch/arm/mach-s5p64x0/include/mach/timex.h
View file

@ -1,9 +1,12 @@
/* arch/arm/mach-s3c64xx/include/mach/timex.h
/* linux/arch/arm/mach-s5p64x0/include/mach/timex.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Copyright (c) 2003-2005 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* S3C6400 - time parameters
* S5P64X0 - time parameters
*
* 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

212
arch/arm/mach-s5p64x0/include/mach/uncompress.h Normal file
View file

@ -0,0 +1,212 @@
/* linux/arch/arm/mach-s5p64x0/include/mach/uncompress.h
*
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P64X0 - uncompress code
*
* 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_UNCOMPRESS_H
#define __ASM_ARCH_UNCOMPRESS_H
#include <mach/map.h>
/*
* cannot use commonly <plat/uncompress.h>
* because uart base of S5P6440 and S5P6450 is different
*/
typedef unsigned int upf_t; /* cannot include linux/serial_core.h */
/* uart setup */
static unsigned int fifo_mask;
static unsigned int fifo_max;
/* forward declerations */
static void arch_detect_cpu(void);
/* defines for UART registers */
#include <plat/regs-serial.h>
#include <plat/regs-watchdog.h>
/* working in physical space... */
#undef S3C2410_WDOGREG
#define S3C2410_WDOGREG(x) ((S3C24XX_PA_WATCHDOG + (x)))
/* how many bytes we allow into the FIFO at a time in FIFO mode */
#define FIFO_MAX (14)
static unsigned long uart_base;
static __inline__ void get_uart_base(void)
{
unsigned int chipid;
chipid = *(const volatile unsigned int __force *) 0xE0100118;
uart_base = S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT;
if ((chipid & 0xff000) == 0x50000)
uart_base += 0xEC800000;
else
uart_base += 0xEC000000;
}
static __inline__ void uart_wr(unsigned int reg, unsigned int val)
{
volatile unsigned int *ptr;
get_uart_base();
ptr = (volatile unsigned int *)(reg + uart_base);
*ptr = val;
}
static __inline__ unsigned int uart_rd(unsigned int reg)
{
volatile unsigned int *ptr;
get_uart_base();
ptr = (volatile unsigned int *)(reg + uart_base);
return *ptr;
}
/*
* we can deal with the case the UARTs are being run
* in FIFO mode, so that we don't hold up our execution
* waiting for tx to happen...
*/
static void putc(int ch)
{
if (uart_rd(S3C2410_UFCON) & S3C2410_UFCON_FIFOMODE) {
int level;
while (1) {
level = uart_rd(S3C2410_UFSTAT);
level &= fifo_mask;
if (level < fifo_max)
break;
}
} else {
/* not using fifos */
while ((uart_rd(S3C2410_UTRSTAT) & S3C2410_UTRSTAT_TXE) != S3C2410_UTRSTAT_TXE)
barrier();
}
/* write byte to transmission register */
uart_wr(S3C2410_UTXH, ch);
}
static inline void flush(void)
{
}
#define __raw_writel(d, ad) \
do { \
*((volatile unsigned int __force *)(ad)) = (d); \
} while (0)
/*
* CONFIG_S3C_BOOT_WATCHDOG
*
* Simple boot-time watchdog setup, to reboot the system if there is
* any problem with the boot process
*/
#ifdef CONFIG_S3C_BOOT_WATCHDOG
#define WDOG_COUNT (0xff00)
static inline void arch_decomp_wdog(void)
{
__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
}
static void arch_decomp_wdog_start(void)
{
__raw_writel(WDOG_COUNT, S3C2410_WTDAT);
__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
__raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x80), S3C2410_WTCON);
}
#else
#define arch_decomp_wdog_start()
#define arch_decomp_wdog()
#endif
#ifdef CONFIG_S3C_BOOT_ERROR_RESET
static void arch_decomp_error(const char *x)
{
putstr("\n\n");
putstr(x);
putstr("\n\n -- System resetting\n");
__raw_writel(0x4000, S3C2410_WTDAT);
__raw_writel(0x4000, S3C2410_WTCNT);
__raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x40), S3C2410_WTCON);
while(1);
}
#define arch_error arch_decomp_error
#endif
#ifdef CONFIG_S3C_BOOT_UART_FORCE_FIFO
static inline void arch_enable_uart_fifo(void)
{
u32 fifocon = uart_rd(S3C2410_UFCON);
if (!(fifocon & S3C2410_UFCON_FIFOMODE)) {
fifocon |= S3C2410_UFCON_RESETBOTH;
uart_wr(S3C2410_UFCON, fifocon);
/* wait for fifo reset to complete */
while (1) {
fifocon = uart_rd(S3C2410_UFCON);
if (!(fifocon & S3C2410_UFCON_RESETBOTH))
break;
}
}
}
#else
#define arch_enable_uart_fifo() do { } while(0)
#endif
static void arch_decomp_setup(void)
{
/*
* we may need to setup the uart(s) here if we are not running
* on an BAST... the BAST will have left the uarts configured
* after calling linux.
*/
arch_detect_cpu();
arch_decomp_wdog_start();
/*
* Enable the UART FIFOs if they where not enabled and our
* configuration says we should turn them on.
*/
arch_enable_uart_fifo();
}
static void arch_detect_cpu(void)
{
/* we do not need to do any cpu detection here at the moment. */
}
#endif /* __ASM_ARCH_UNCOMPRESS_H */

5
arch/arm/mach-s5p6440/include/mach/vmalloc.h → arch/arm/mach-s5p64x0/include/mach/vmalloc.h
View file

@ -1,4 +1,7 @@
/* arch/arm/mach-s5p6440/include/mach/vmalloc.h
/* linux/arch/arm/mach-s5p64x0/include/mach/vmalloc.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Copyright 2010 Ben Dooks <ben-linux@fluff.org>
*

73
arch/arm/mach-s5p64x0/init.c Normal file
View file

@ -0,0 +1,73 @@
/* linux/arch/arm/mach-s5p64x0/init.c
*
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5P64X0 - Init support
*
* 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/init.h>
#include <linux/serial_core.h>
#include <mach/map.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/s5p6440.h>
#include <plat/s5p6450.h>
#include <plat/regs-serial.h>
static struct s3c24xx_uart_clksrc s5p64x0_serial_clocks[] = {
[0] = {
.name = "pclk_low",
.divisor = 1,
.min_baud = 0,
.max_baud = 0,
},
[1] = {
.name = "uclk1",
.divisor = 1,
.min_baud = 0,
.max_baud = 0,
},
};
/* uart registration process */
void __init s5p64x0_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
{
struct s3c2410_uartcfg *tcfg = cfg;
u32 ucnt;
for (ucnt = 0; ucnt < no; ucnt++, tcfg++) {
if (!tcfg->clocks) {
tcfg->clocks = s5p64x0_serial_clocks;
tcfg->clocks_size = ARRAY_SIZE(s5p64x0_serial_clocks);
}
}
}
void __init s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no)
{
int uart;
for (uart = 0; uart < no; uart++) {
s5p_uart_resources[uart].resources->start = S5P6440_PA_UART(uart);
s5p_uart_resources[uart].resources->end = S5P6440_PA_UART(uart) + S5P_SZ_UART;
}
s5p64x0_common_init_uarts(cfg, no);
s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
}
void __init s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no)
{
s5p64x0_common_init_uarts(cfg, no);
s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
}

12
arch/arm/plat-s5p/cpu.c
View file

@ -19,6 +19,7 @@
#include <plat/cpu.h>
#include <plat/s5p6440.h>
#include <plat/s5p6442.h>
#include <plat/s5p6450.h>
#include <plat/s5pc100.h>
#include <plat/s5pv210.h>
#include <plat/s5pv310.h>
@ -27,6 +28,7 @@
static const char name_s5p6440[] = "S5P6440";
static const char name_s5p6442[] = "S5P6442";
static const char name_s5p6450[] = "S5P6450";
static const char name_s5pc100[] = "S5PC100";
static const char name_s5pv210[] = "S5PV210/S5PC110";
static const char name_s5pv310[] = "S5PV310";
@ -38,7 +40,7 @@ static struct cpu_table cpu_ids[] __initdata = {
.map_io = s5p6440_map_io,
.init_clocks = s5p6440_init_clocks,
.init_uarts = s5p6440_init_uarts,
.init = s5p6440_init,
.init = s5p64x0_init,
.name = name_s5p6440,
}, {
.idcode = 0x36442000,
@ -48,6 +50,14 @@ static struct cpu_table cpu_ids[] __initdata = {
.init_uarts = s5p6442_init_uarts,
.init = s5p6442_init,
.name = name_s5p6442,
}, {
.idcode = 0x36450000,
.idmask = 0xffffff00,
.map_io = s5p6450_map_io,
.init_clocks = s5p6450_init_clocks,
.init_uarts = s5p6450_init_uarts,
.init = s5p64x0_init,
.name = name_s5p6450,
}, {
.idcode = 0x43100000,
.idmask = 0xfffff000,

7
arch/arm/plat-s5p/include/plat/s5p6440.h
View file

@ -12,24 +12,23 @@
/* Common init code for S5P6440 related SoCs */
extern void s5p6440_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
extern void s5p6440_register_clocks(void);
extern void s5p6440_setup_clocks(void);
#ifdef CONFIG_CPU_S5P6440
extern int s5p6440_init(void);
extern int s5p64x0_init(void);
extern void s5p6440_init_irq(void);
extern void s5p6440_map_io(void);
extern void s5p6440_init_clocks(int xtal);
#define s5p6440_init_uarts s5p6440_common_init_uarts
extern void s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no);
#else
#define s5p6440_init_clocks NULL
#define s5p6440_init_uarts NULL
#define s5p6440_map_io NULL
#define s5p6440_init NULL
#define s5p64x0_init NULL
#endif
/* S5P6440 timer */

36
arch/arm/plat-s5p/include/plat/s5p6450.h Normal file
View file

@ -0,0 +1,36 @@
/* arch/arm/plat-s5p/include/plat/s5p6450.h
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Header file for s5p6450 cpu support
*
* 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.
*/
/* Common init code for S5P6450 related SoCs */
extern void s5p6450_register_clocks(void);
extern void s5p6450_setup_clocks(void);
#ifdef CONFIG_CPU_S5P6450
extern int s5p64x0_init(void);
extern void s5p6450_init_irq(void);
extern void s5p6450_map_io(void);
extern void s5p6450_init_clocks(int xtal);
extern void s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no);
#else
#define s5p6450_init_clocks NULL
#define s5p6450_init_uarts NULL
#define s5p6450_map_io NULL
#define s5p64x0_init NULL
#endif
/* S5P6450 timer */
extern struct sys_timer s5p6450_timer;