mirror of https://gitee.com/openkylin/linux.git
166 lines
4.5 KiB
C
166 lines
4.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com
|
|
*
|
|
* Common Header for Exynos machines
|
|
*/
|
|
|
|
#ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H
|
|
#define __ARCH_ARM_MACH_EXYNOS_COMMON_H
|
|
|
|
#include <linux/platform_data/cpuidle-exynos.h>
|
|
|
|
#define EXYNOS3250_SOC_ID 0xE3472000
|
|
#define EXYNOS3_SOC_MASK 0xFFFFF000
|
|
|
|
#define EXYNOS4210_CPU_ID 0x43210000
|
|
#define EXYNOS4412_CPU_ID 0xE4412200
|
|
#define EXYNOS4_CPU_MASK 0xFFFE0000
|
|
|
|
#define EXYNOS5250_SOC_ID 0x43520000
|
|
#define EXYNOS5410_SOC_ID 0xE5410000
|
|
#define EXYNOS5420_SOC_ID 0xE5420000
|
|
#define EXYNOS5800_SOC_ID 0xE5422000
|
|
#define EXYNOS5_SOC_MASK 0xFFFFF000
|
|
|
|
extern unsigned long samsung_cpu_id;
|
|
|
|
#define IS_SAMSUNG_CPU(name, id, mask) \
|
|
static inline int is_samsung_##name(void) \
|
|
{ \
|
|
return ((samsung_cpu_id & mask) == (id & mask)); \
|
|
}
|
|
|
|
IS_SAMSUNG_CPU(exynos3250, EXYNOS3250_SOC_ID, EXYNOS3_SOC_MASK)
|
|
IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK)
|
|
IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK)
|
|
IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
|
|
IS_SAMSUNG_CPU(exynos5410, EXYNOS5410_SOC_ID, EXYNOS5_SOC_MASK)
|
|
IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK)
|
|
IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK)
|
|
|
|
#if defined(CONFIG_SOC_EXYNOS3250)
|
|
# define soc_is_exynos3250() is_samsung_exynos3250()
|
|
#else
|
|
# define soc_is_exynos3250() 0
|
|
#endif
|
|
|
|
#if defined(CONFIG_CPU_EXYNOS4210)
|
|
# define soc_is_exynos4210() is_samsung_exynos4210()
|
|
#else
|
|
# define soc_is_exynos4210() 0
|
|
#endif
|
|
|
|
#if defined(CONFIG_SOC_EXYNOS4412)
|
|
# define soc_is_exynos4412() is_samsung_exynos4412()
|
|
#else
|
|
# define soc_is_exynos4412() 0
|
|
#endif
|
|
|
|
#define EXYNOS4210_REV_0 (0x0)
|
|
#define EXYNOS4210_REV_1_0 (0x10)
|
|
#define EXYNOS4210_REV_1_1 (0x11)
|
|
|
|
#if defined(CONFIG_SOC_EXYNOS5250)
|
|
# define soc_is_exynos5250() is_samsung_exynos5250()
|
|
#else
|
|
# define soc_is_exynos5250() 0
|
|
#endif
|
|
|
|
#if defined(CONFIG_SOC_EXYNOS5410)
|
|
# define soc_is_exynos5410() is_samsung_exynos5410()
|
|
#else
|
|
# define soc_is_exynos5410() 0
|
|
#endif
|
|
|
|
#if defined(CONFIG_SOC_EXYNOS5420)
|
|
# define soc_is_exynos5420() is_samsung_exynos5420()
|
|
#else
|
|
# define soc_is_exynos5420() 0
|
|
#endif
|
|
|
|
#if defined(CONFIG_SOC_EXYNOS5800)
|
|
# define soc_is_exynos5800() is_samsung_exynos5800()
|
|
#else
|
|
# define soc_is_exynos5800() 0
|
|
#endif
|
|
|
|
extern u32 cp15_save_diag;
|
|
extern u32 cp15_save_power;
|
|
|
|
extern void __iomem *sysram_ns_base_addr;
|
|
extern void __iomem *sysram_base_addr;
|
|
extern phys_addr_t sysram_base_phys;
|
|
extern void __iomem *pmu_base_addr;
|
|
void exynos_sysram_init(void);
|
|
|
|
enum {
|
|
FW_DO_IDLE_SLEEP,
|
|
FW_DO_IDLE_AFTR,
|
|
};
|
|
|
|
void exynos_firmware_init(void);
|
|
|
|
/* CPU BOOT mode flag for Exynos3250 SoC bootloader */
|
|
#define C2_STATE (1 << 3)
|
|
/*
|
|
* Magic values for bootloader indicating chosen low power mode.
|
|
* See also Documentation/arm/samsung/bootloader-interface.rst
|
|
*/
|
|
#define EXYNOS_SLEEP_MAGIC 0x00000bad
|
|
#define EXYNOS_AFTR_MAGIC 0xfcba0d10
|
|
|
|
bool __init exynos_secure_firmware_available(void);
|
|
void exynos_set_boot_flag(unsigned int cpu, unsigned int mode);
|
|
void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode);
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
extern void __init exynos_pm_init(void);
|
|
#else
|
|
static inline void exynos_pm_init(void) {}
|
|
#endif
|
|
|
|
extern void exynos_cpu_resume(void);
|
|
extern void exynos_cpu_resume_ns(void);
|
|
|
|
extern const struct smp_operations exynos_smp_ops;
|
|
|
|
extern void exynos_cpu_power_down(int cpu);
|
|
extern void exynos_cpu_power_up(int cpu);
|
|
extern int exynos_cpu_power_state(int cpu);
|
|
extern void exynos_cluster_power_down(int cluster);
|
|
extern void exynos_cluster_power_up(int cluster);
|
|
extern int exynos_cluster_power_state(int cluster);
|
|
extern void exynos_cpu_save_register(void);
|
|
extern void exynos_cpu_restore_register(void);
|
|
extern void exynos_pm_central_suspend(void);
|
|
extern int exynos_pm_central_resume(void);
|
|
extern void exynos_enter_aftr(void);
|
|
#ifdef CONFIG_SMP
|
|
extern void exynos_scu_enable(void);
|
|
#else
|
|
static inline void exynos_scu_enable(void) { }
|
|
#endif
|
|
|
|
extern struct cpuidle_exynos_data cpuidle_coupled_exynos_data;
|
|
|
|
extern void exynos_set_delayed_reset_assertion(bool enable);
|
|
|
|
extern unsigned int samsung_rev(void);
|
|
extern void exynos_core_restart(u32 core_id);
|
|
extern int exynos_set_boot_addr(u32 core_id, unsigned long boot_addr);
|
|
extern int exynos_get_boot_addr(u32 core_id, unsigned long *boot_addr);
|
|
|
|
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);
|
|
}
|
|
|
|
#endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */
|