Commit e2e13621 authored by Abhilash Kesavan's avatar Abhilash Kesavan Committed by Kukjin Kim

ARM: S5P: Make the sleep code common for S5P series SoCs

The sleep code for S5PV210 and EXYNOS4 are identical; moreover
S5p64X0 and S5PC100 for which support will be added soon can
use the same procedure. Create a common sleep code in the plat-s5p
directory so that it can be re-used.
Signed-off-by: default avatarAbhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 0da3bead
......@@ -13,12 +13,14 @@ config CPU_EXYNOS4210
bool
select SAMSUNG_DMADEV
select S5P_PM if PM
select S5P_SLEEP if PM
help
Enable EXYNOS4210 CPU support
config SOC_EXYNOS4212
bool
select S5P_PM if PM
select S5P_SLEEP if PM
help
Enable EXYNOS4212 SoC support
......
......@@ -16,7 +16,7 @@ obj-$(CONFIG_ARCH_EXYNOS4) += cpu.o init.o clock.o irq-combiner.o
obj-$(CONFIG_ARCH_EXYNOS4) += setup-i2c0.o irq-eint.o dma.o pmu.o
obj-$(CONFIG_CPU_EXYNOS4210) += clock-exynos4210.o
obj-$(CONFIG_SOC_EXYNOS4212) += clock-exynos4212.o
obj-$(CONFIG_PM) += pm.o sleep.o
obj-$(CONFIG_PM) += pm.o
obj-$(CONFIG_CPU_IDLE) += cpuidle.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o
......
......@@ -15,6 +15,7 @@ config CPU_S5PV210
select S5P_EXT_INT
select S5P_HRT
select S5P_PM if PM
select S5P_SLEEP if PM
help
Enable S5PV210 CPU support
......
......@@ -14,7 +14,7 @@ obj- :=
obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o clock.o dma.o
obj-$(CONFIG_CPU_S5PV210) += setup-i2c0.o
obj-$(CONFIG_PM) += pm.o sleep.o
obj-$(CONFIG_PM) += pm.o
# machine support
......
/* linux/arch/arm/plat-s5p/sleep.S
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5PV210 power Manager (Suspend-To-RAM) support
* Based on S3C2410 sleep code by:
* Ben Dooks, (c) 2004 Simtec Electronics
*
* Based on PXA/SA1100 sleep code by:
* Nicolas Pitre, (c) 2002 Monta Vista Software Inc
* Cliff Brake, (c) 2001
*
* 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
*/
#include <linux/linkage.h>
#include <asm/assembler.h>
#include <asm/memory.h>
.text
/* sleep magic, to allow the bootloader to check for an valid
* image to resume to. Must be the first word before the
* s3c_cpu_resume entry.
*/
.word 0x2bedf00d
/* s3c_cpu_resume
*
* resume code entry for bootloader to call
*
* we must put this code here in the data segment as we have no
* other way of restoring the stack pointer after sleep, and we
* must not write to the code segment (code is read-only)
*/
ENTRY(s3c_cpu_resume)
b cpu_resume
......@@ -54,6 +54,12 @@ config S5P_SYSTEM_MMU
help
Say Y here if you want to enable System MMU
config S5P_SLEEP
bool
help
Internal config node to apply common S5P sleep management code.
Can be selected by S5P and newer SoCs with similar sleep procedure.
config S5P_DEV_FIMC0
bool
help
......
......@@ -21,6 +21,7 @@ obj-$(CONFIG_S5P_EXT_INT) += irq-eint.o
obj-$(CONFIG_S5P_GPIO_INT) += irq-gpioint.o
obj-$(CONFIG_S5P_SYSTEM_MMU) += sysmmu.o
obj-$(CONFIG_S5P_PM) += pm.o irq-pm.o
obj-$(CONFIG_S5P_SLEEP) += sleep.o
obj-$(CONFIG_S5P_HRT) += s5p-time.o
# devices
......
/* linux/arch/arm/mach-exynos4/sleep.S
/* linux/arch/arm/plat-s5p/sleep.S
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* EXYNOS4210 power Manager (Suspend-To-RAM) support
* Based on S3C2410 sleep code by:
* Ben Dooks, (c) 2004 Simtec Electronics
*
* Based on PXA/SA1100 sleep code by:
* Nicolas Pitre, (c) 2002 Monta Vista Software Inc
* Cliff Brake, (c) 2001
* Common S5P Sleep Code
* Based on S3C64XX sleep code by:
* Ben Dooks, (c) 2008 Simtec Electronics
*
* 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
......@@ -28,7 +24,6 @@
#include <linux/linkage.h>
#include <asm/assembler.h>
#include <asm/memory.h>
.text
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment