/* 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 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.txt
*/
#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 */
