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347863d47a
Replace GPL license statements with SPDX license identifiers (GPL-2.0 and GPL-2.0+). Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
173 lines
4.8 KiB
C
173 lines
4.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2011 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* Common Header for EXYNOS machines
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*/
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#ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H
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#define __ARCH_ARM_MACH_EXYNOS_COMMON_H
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#include <linux/platform_data/cpuidle-exynos.h>
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#define EXYNOS3250_SOC_ID 0xE3472000
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#define EXYNOS3_SOC_MASK 0xFFFFF000
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#define EXYNOS4210_CPU_ID 0x43210000
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#define EXYNOS4412_CPU_ID 0xE4412200
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#define EXYNOS4_CPU_MASK 0xFFFE0000
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#define EXYNOS5250_SOC_ID 0x43520000
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#define EXYNOS5410_SOC_ID 0xE5410000
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#define EXYNOS5420_SOC_ID 0xE5420000
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#define EXYNOS5440_SOC_ID 0xE5440000
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#define EXYNOS5800_SOC_ID 0xE5422000
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#define EXYNOS5_SOC_MASK 0xFFFFF000
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extern unsigned long samsung_cpu_id;
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#define IS_SAMSUNG_CPU(name, id, mask) \
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static inline int is_samsung_##name(void) \
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{ \
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return ((samsung_cpu_id & mask) == (id & mask)); \
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}
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IS_SAMSUNG_CPU(exynos3250, EXYNOS3250_SOC_ID, EXYNOS3_SOC_MASK)
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IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK)
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IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK)
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IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
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IS_SAMSUNG_CPU(exynos5410, EXYNOS5410_SOC_ID, EXYNOS5_SOC_MASK)
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IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK)
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IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)
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IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK)
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#if defined(CONFIG_SOC_EXYNOS3250)
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# define soc_is_exynos3250() is_samsung_exynos3250()
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#else
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# define soc_is_exynos3250() 0
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#endif
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#if defined(CONFIG_CPU_EXYNOS4210)
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# define soc_is_exynos4210() is_samsung_exynos4210()
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#else
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# define soc_is_exynos4210() 0
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#endif
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#if defined(CONFIG_SOC_EXYNOS4412)
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# define soc_is_exynos4412() is_samsung_exynos4412()
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#else
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# define soc_is_exynos4412() 0
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#endif
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#define EXYNOS4210_REV_0 (0x0)
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#define EXYNOS4210_REV_1_0 (0x10)
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#define EXYNOS4210_REV_1_1 (0x11)
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#if defined(CONFIG_SOC_EXYNOS5250)
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# define soc_is_exynos5250() is_samsung_exynos5250()
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#else
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# define soc_is_exynos5250() 0
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#endif
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#if defined(CONFIG_SOC_EXYNOS5410)
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# define soc_is_exynos5410() is_samsung_exynos5410()
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#else
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# define soc_is_exynos5410() 0
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#endif
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#if defined(CONFIG_SOC_EXYNOS5420)
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# define soc_is_exynos5420() is_samsung_exynos5420()
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#else
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# define soc_is_exynos5420() 0
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#endif
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#if defined(CONFIG_SOC_EXYNOS5440)
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# define soc_is_exynos5440() is_samsung_exynos5440()
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#else
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# define soc_is_exynos5440() 0
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#endif
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#if defined(CONFIG_SOC_EXYNOS5800)
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# define soc_is_exynos5800() is_samsung_exynos5800()
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#else
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# define soc_is_exynos5800() 0
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#endif
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#define soc_is_exynos4() (soc_is_exynos4210() || soc_is_exynos4412())
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#define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5410() || \
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soc_is_exynos5420() || soc_is_exynos5800())
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extern u32 cp15_save_diag;
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extern u32 cp15_save_power;
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extern void __iomem *sysram_ns_base_addr;
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extern void __iomem *sysram_base_addr;
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extern void __iomem *pmu_base_addr;
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void exynos_sysram_init(void);
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enum {
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FW_DO_IDLE_SLEEP,
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FW_DO_IDLE_AFTR,
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};
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void exynos_firmware_init(void);
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/* CPU BOOT mode flag for Exynos3250 SoC bootloader */
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#define C2_STATE (1 << 3)
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/*
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* Magic values for bootloader indicating chosen low power mode.
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* See also Documentation/arm/Samsung/Bootloader-interface.txt
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*/
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#define EXYNOS_SLEEP_MAGIC 0x00000bad
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#define EXYNOS_AFTR_MAGIC 0xfcba0d10
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void exynos_set_boot_flag(unsigned int cpu, unsigned int mode);
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void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode);
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extern u32 exynos_get_eint_wake_mask(void);
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#ifdef CONFIG_PM_SLEEP
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extern void __init exynos_pm_init(void);
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#else
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static inline void exynos_pm_init(void) {}
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#endif
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extern void exynos_cpu_resume(void);
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extern void exynos_cpu_resume_ns(void);
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extern const struct smp_operations exynos_smp_ops;
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extern void exynos_cpu_power_down(int cpu);
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extern void exynos_cpu_power_up(int cpu);
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extern int exynos_cpu_power_state(int cpu);
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extern void exynos_cluster_power_down(int cluster);
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extern void exynos_cluster_power_up(int cluster);
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extern int exynos_cluster_power_state(int cluster);
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extern void exynos_cpu_save_register(void);
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extern void exynos_cpu_restore_register(void);
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extern void exynos_pm_central_suspend(void);
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extern int exynos_pm_central_resume(void);
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extern void exynos_enter_aftr(void);
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extern struct cpuidle_exynos_data cpuidle_coupled_exynos_data;
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extern void exynos_set_delayed_reset_assertion(bool enable);
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extern unsigned int samsung_rev(void);
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extern void exynos_core_restart(u32 core_id);
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extern int exynos_set_boot_addr(u32 core_id, unsigned long boot_addr);
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extern int exynos_get_boot_addr(u32 core_id, unsigned long *boot_addr);
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static inline void pmu_raw_writel(u32 val, u32 offset)
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{
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writel_relaxed(val, pmu_base_addr + offset);
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}
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static inline u32 pmu_raw_readl(u32 offset)
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{
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return readl_relaxed(pmu_base_addr + offset);
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}
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#endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */
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