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ARM: EXYNOS: Move PMU specific definitions from common.h 

This patch moves PMU specific definitions into a new file
as exynos-pmu.h.
This will help in reducing dependency of common.h in pmu.c.

Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Tested-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Pankaj Dubey 2014-11-07 09:26:47 +09:00 committed by Kukjin Kim
parent 14fc8b93d4
commit 6b7bfd8292
5 changed files with 45 additions and 18 deletions
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17
arch/arm/mach-exynos/common.h
View File

@ -139,23 +139,6 @@ extern void exynos_cpu_resume_ns(void);
extern struct smp_operations exynos_smp_ops;
/* PMU(Power Management Unit) support */
#define PMU_TABLE_END (-1U)
enum sys_powerdown {
SYS_AFTR,
SYS_LPA,
SYS_SLEEP,
NUM_SYS_POWERDOWN,
};
struct exynos_pmu_conf {
unsigned int offset;
unsigned int val[NUM_SYS_POWERDOWN];
};
extern void exynos_sys_powerdown_conf(enum sys_powerdown mode);
extern void exynos_cpu_power_down(int cpu);
extern void exynos_cpu_power_up(int cpu);
extern int exynos_cpu_power_state(int cpu);

24
arch/arm/mach-exynos/exynos-pmu.h Normal file
View File

@ -0,0 +1,24 @@
/*
* Copyright (c) 2014 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Header for EXYNOS PMU Driver 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.
*/
#ifndef __EXYNOS_PMU_H
#define __EXYNOS_PMU_H
enum sys_powerdown {
SYS_AFTR,
SYS_LPA,
SYS_SLEEP,
NUM_SYS_POWERDOWN,
};
extern void exynos_sys_powerdown_conf(enum sys_powerdown mode);
#endif /* __EXYNOS_PMU_H */

1
arch/arm/mach-exynos/pm.c
View File

@ -26,6 +26,7 @@
#include <plat/pm-common.h>
#include "common.h"
#include "exynos-pmu.h"
#include "regs-pmu.h"
#include "regs-sys.h"

20
arch/arm/mach-exynos/pmu.c
View File

@ -13,9 +13,16 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include "common.h"
#include "exynos-pmu.h"
#include "regs-pmu.h"
#define PMU_TABLE_END (-1U)
struct exynos_pmu_conf {
unsigned int offset;
unsigned int val[NUM_SYS_POWERDOWN];
};
struct exynos_pmu_data {
const struct exynos_pmu_conf *pmu_config;
const struct exynos_pmu_conf *pmu_config_extra;
@ -29,8 +36,19 @@ struct exynos_pmu_context {
const struct exynos_pmu_data *pmu_data;
};
static void __iomem *pmu_base_addr;
static struct exynos_pmu_context *pmu_context;
static inline void pmu_raw_writel(u32 val, u32 offset)
{
writel_relaxed(val, pmu_base_addr + offset);
}
static inline u32 pmu_raw_readl(u32 offset)
{
return readl_relaxed(pmu_base_addr + offset);
}
static const struct exynos_pmu_conf exynos4210_pmu_config[] = {
/* { .offset = offset, .val = { AFTR, LPA, SLEEP } */
{ S5P_ARM_CORE0_LOWPWR, { 0x0, 0x0, 0x2 } },

1
arch/arm/mach-exynos/suspend.c
View File

@ -33,6 +33,7 @@
#include "common.h"
#include "regs-pmu.h"
#include "regs-sys.h"
#include "exynos-pmu.h"
#define S5P_CHECK_SLEEP 0x00000BAD