[PATCH 3/3 v3] ARM: EXYNOS4: Delete the power domain code depend on samsung SoC
Chanwoo Choi
cw00.choi at samsung.com
Tue Oct 25 06:35:32 EDT 2011
Signed-off-by: Chanwoo Choi <cw00.choi at samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
---
arch/arm/mach-exynos4/Kconfig | 5 -
arch/arm/mach-exynos4/Makefile | 1 -
arch/arm/mach-exynos4/dev-pd.c | 139 -------------------------------
arch/arm/plat-samsung/Kconfig | 8 --
arch/arm/plat-samsung/Makefile | 4 -
arch/arm/plat-samsung/include/plat/pd.h | 30 -------
arch/arm/plat-samsung/pd.c | 95 ---------------------
7 files changed, 0 insertions(+), 282 deletions(-)
delete mode 100644 arch/arm/mach-exynos4/dev-pd.c
delete mode 100644 arch/arm/plat-samsung/include/plat/pd.h
delete mode 100644 arch/arm/plat-samsung/pd.c
diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
index d042e53..3c16ab0 100644
--- a/arch/arm/mach-exynos4/Kconfig
+++ b/arch/arm/mach-exynos4/Kconfig
@@ -47,11 +47,6 @@ config EXYNOS4_SETUP_FIMD0
help
Common setup code for FIMD0.
-config EXYNOS4_DEV_PD
- bool
- help
- Compile in platform device definitions for Power Domain
-
config EXYNOS4_DEV_SYSMMU
bool
help
diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile
index d73a4e7..2cad115 100644
--- a/arch/arm/mach-exynos4/Makefile
+++ b/arch/arm/mach-exynos4/Makefile
@@ -42,7 +42,6 @@ obj-$(CONFIG_MACH_SMDK4412) += mach-smdk4x12.o
obj-y += dev-audio.o
obj-$(CONFIG_EXYNOS4_DEV_AHCI) += dev-ahci.o
-obj-$(CONFIG_EXYNOS4_DEV_PD) += dev-pd.o
obj-$(CONFIG_EXYNOS4_DEV_SYSMMU) += dev-sysmmu.o
obj-$(CONFIG_EXYNOS4_DEV_DWMCI) += dev-dwmci.o
diff --git a/arch/arm/mach-exynos4/dev-pd.c b/arch/arm/mach-exynos4/dev-pd.c
deleted file mode 100644
index 3273f25..0000000
--- a/arch/arm/mach-exynos4/dev-pd.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/* linux/arch/arm/mach-exynos4/dev-pd.c
- *
- * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- * http://www.samsung.com
- *
- * EXYNOS4 - Power Domain 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/io.h>
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/delay.h>
-
-#include <mach/regs-pmu.h>
-
-#include <plat/pd.h>
-
-static int exynos4_pd_enable(struct device *dev)
-{
- struct samsung_pd_info *pdata = dev->platform_data;
- u32 timeout;
-
- __raw_writel(S5P_INT_LOCAL_PWR_EN, pdata->base);
-
- /* Wait max 1ms */
- timeout = 10;
- while ((__raw_readl(pdata->base + 0x4) & S5P_INT_LOCAL_PWR_EN)
- != S5P_INT_LOCAL_PWR_EN) {
- if (timeout == 0) {
- printk(KERN_ERR "Power domain %s enable failed.\n",
- dev_name(dev));
- return -ETIMEDOUT;
- }
- timeout--;
- udelay(100);
- }
-
- return 0;
-}
-
-static int exynos4_pd_disable(struct device *dev)
-{
- struct samsung_pd_info *pdata = dev->platform_data;
- u32 timeout;
-
- __raw_writel(0, pdata->base);
-
- /* Wait max 1ms */
- timeout = 10;
- while (__raw_readl(pdata->base + 0x4) & S5P_INT_LOCAL_PWR_EN) {
- if (timeout == 0) {
- printk(KERN_ERR "Power domain %s disable failed.\n",
- dev_name(dev));
- return -ETIMEDOUT;
- }
- timeout--;
- udelay(100);
- }
-
- return 0;
-}
-
-struct platform_device exynos4_device_pd[] = {
- {
- .name = "samsung-pd",
- .id = 0,
- .dev = {
- .platform_data = &(struct samsung_pd_info) {
- .enable = exynos4_pd_enable,
- .disable = exynos4_pd_disable,
- .base = S5P_PMU_MFC_CONF,
- },
- },
- }, {
- .name = "samsung-pd",
- .id = 1,
- .dev = {
- .platform_data = &(struct samsung_pd_info) {
- .enable = exynos4_pd_enable,
- .disable = exynos4_pd_disable,
- .base = S5P_PMU_G3D_CONF,
- },
- },
- }, {
- .name = "samsung-pd",
- .id = 2,
- .dev = {
- .platform_data = &(struct samsung_pd_info) {
- .enable = exynos4_pd_enable,
- .disable = exynos4_pd_disable,
- .base = S5P_PMU_LCD0_CONF,
- },
- },
- }, {
- .name = "samsung-pd",
- .id = 3,
- .dev = {
- .platform_data = &(struct samsung_pd_info) {
- .enable = exynos4_pd_enable,
- .disable = exynos4_pd_disable,
- .base = S5P_PMU_LCD1_CONF,
- },
- },
- }, {
- .name = "samsung-pd",
- .id = 4,
- .dev = {
- .platform_data = &(struct samsung_pd_info) {
- .enable = exynos4_pd_enable,
- .disable = exynos4_pd_disable,
- .base = S5P_PMU_TV_CONF,
- },
- },
- }, {
- .name = "samsung-pd",
- .id = 5,
- .dev = {
- .platform_data = &(struct samsung_pd_info) {
- .enable = exynos4_pd_enable,
- .disable = exynos4_pd_disable,
- .base = S5P_PMU_CAM_CONF,
- },
- },
- }, {
- .name = "samsung-pd",
- .id = 6,
- .dev = {
- .platform_data = &(struct samsung_pd_info) {
- .enable = exynos4_pd_enable,
- .disable = exynos4_pd_disable,
- .base = S5P_PMU_GPS_CONF,
- },
- },
- },
-};
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index 74714c1..f29c443 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -335,12 +335,4 @@ config SAMSUNG_WAKEMASK
and above. This code allows a set of interrupt to wakeup-mask
mappings. See <plat/wakeup-mask.h>
-comment "Power Domain"
-
-config SAMSUNG_PD
- bool "Samsung Power Domain"
- depends on PM_RUNTIME
- help
- Say Y here if you want to control Power Domain by Runtime PM.
-
endif
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index a524fab..bd60e56 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -48,10 +48,6 @@ obj-$(CONFIG_SAMSUNG_PM_CHECK) += pm-check.o
obj-$(CONFIG_SAMSUNG_WAKEMASK) += wakeup-mask.o
-# PD support
-
-obj-$(CONFIG_SAMSUNG_PD) += pd.o
-
# PWM support
obj-$(CONFIG_HAVE_PWM) += pwm.o
diff --git a/arch/arm/plat-samsung/include/plat/pd.h b/arch/arm/plat-samsung/include/plat/pd.h
deleted file mode 100644
index abb4bc3..0000000
--- a/arch/arm/plat-samsung/include/plat/pd.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/* linux/arch/arm/plat-samsung/include/plat/pd.h
- *
- * Copyright (c) 2010-2011 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.
-*/
-
-#ifndef __ASM_PLAT_SAMSUNG_PD_H
-#define __ASM_PLAT_SAMSUNG_PD_H __FILE__
-
-struct samsung_pd_info {
- int (*enable)(struct device *dev);
- int (*disable)(struct device *dev);
- void __iomem *base;
-};
-
-enum exynos4_pd_block {
- PD_MFC,
- PD_G3D,
- PD_LCD0,
- PD_LCD1,
- PD_TV,
- PD_CAM,
- PD_GPS
-};
-
-#endif /* __ASM_PLAT_SAMSUNG_PD_H */
diff --git a/arch/arm/plat-samsung/pd.c b/arch/arm/plat-samsung/pd.c
deleted file mode 100644
index efe1d56..0000000
--- a/arch/arm/plat-samsung/pd.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/* linux/arch/arm/plat-samsung/pd.c
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- * http://www.samsung.com
- *
- * Samsung Power domain 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/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/err.h>
-#include <linux/pm_runtime.h>
-
-#include <plat/pd.h>
-
-static int samsung_pd_probe(struct platform_device *pdev)
-{
- struct samsung_pd_info *pdata = pdev->dev.platform_data;
- struct device *dev = &pdev->dev;
-
- if (!pdata) {
- dev_err(dev, "no device data specified\n");
- return -ENOENT;
- }
-
- pm_runtime_set_active(dev);
- pm_runtime_enable(dev);
-
- dev_info(dev, "power domain registered\n");
- return 0;
-}
-
-static int __devexit samsung_pd_remove(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
-
- pm_runtime_disable(dev);
- return 0;
-}
-
-static int samsung_pd_runtime_suspend(struct device *dev)
-{
- struct samsung_pd_info *pdata = dev->platform_data;
- int ret = 0;
-
- if (pdata->disable)
- ret = pdata->disable(dev);
-
- dev_dbg(dev, "suspended\n");
- return ret;
-}
-
-static int samsung_pd_runtime_resume(struct device *dev)
-{
- struct samsung_pd_info *pdata = dev->platform_data;
- int ret = 0;
-
- if (pdata->enable)
- ret = pdata->enable(dev);
-
- dev_dbg(dev, "resumed\n");
- return ret;
-}
-
-static const struct dev_pm_ops samsung_pd_pm_ops = {
- .runtime_suspend = samsung_pd_runtime_suspend,
- .runtime_resume = samsung_pd_runtime_resume,
-};
-
-static struct platform_driver samsung_pd_driver = {
- .driver = {
- .name = "samsung-pd",
- .owner = THIS_MODULE,
- .pm = &samsung_pd_pm_ops,
- },
- .probe = samsung_pd_probe,
- .remove = __devexit_p(samsung_pd_remove),
-};
-
-static int __init samsung_pd_init(void)
-{
- int ret;
-
- ret = platform_driver_register(&samsung_pd_driver);
- if (ret)
- printk(KERN_ERR "%s: failed to add PD driver\n", __func__);
-
- return ret;
-}
-arch_initcall(samsung_pd_init);
--
1.7.0.4
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