1/* SPDX-License-Identifier: GPL-2.0 */
  2/*
  3 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
  4 *		http://www.samsung.com
  5 *
  6 * Common Header for EXYNOS machines
 
 
 
 
  7 */
  8
  9#ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H
 10#define __ARCH_ARM_MACH_EXYNOS_COMMON_H
 11
 12#include <linux/platform_data/cpuidle-exynos.h>
 13
 14#define EXYNOS3250_SOC_ID	0xE3472000
 15#define EXYNOS3_SOC_MASK	0xFFFFF000
 16
 17#define EXYNOS4210_CPU_ID	0x43210000
 
 18#define EXYNOS4412_CPU_ID	0xE4412200
 19#define EXYNOS4_CPU_MASK	0xFFFE0000
 20
 21#define EXYNOS5250_SOC_ID	0x43520000
 22#define EXYNOS5410_SOC_ID	0xE5410000
 23#define EXYNOS5420_SOC_ID	0xE5420000
 24#define EXYNOS5440_SOC_ID	0xE5440000
 25#define EXYNOS5800_SOC_ID	0xE5422000
 26#define EXYNOS5_SOC_MASK	0xFFFFF000
 27
 28extern unsigned long samsung_cpu_id;
 29
 30#define IS_SAMSUNG_CPU(name, id, mask)		\
 31static inline int is_samsung_##name(void)	\
 32{						\
 33	return ((samsung_cpu_id & mask) == (id & mask));	\
 34}
 35
 36IS_SAMSUNG_CPU(exynos3250, EXYNOS3250_SOC_ID, EXYNOS3_SOC_MASK)
 37IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK)
 
 38IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK)
 39IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
 40IS_SAMSUNG_CPU(exynos5410, EXYNOS5410_SOC_ID, EXYNOS5_SOC_MASK)
 41IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK)
 42IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)
 43IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK)
 44
 45#if defined(CONFIG_SOC_EXYNOS3250)
 46# define soc_is_exynos3250()	is_samsung_exynos3250()
 47#else
 48# define soc_is_exynos3250()	0
 49#endif
 50
 51#if defined(CONFIG_CPU_EXYNOS4210)
 52# define soc_is_exynos4210()	is_samsung_exynos4210()
 53#else
 54# define soc_is_exynos4210()	0
 55#endif
 56
 
 
 
 
 
 
 57#if defined(CONFIG_SOC_EXYNOS4412)
 58# define soc_is_exynos4412()	is_samsung_exynos4412()
 59#else
 60# define soc_is_exynos4412()	0
 61#endif
 62
 63#define EXYNOS4210_REV_0	(0x0)
 64#define EXYNOS4210_REV_1_0	(0x10)
 65#define EXYNOS4210_REV_1_1	(0x11)
 66
 67#if defined(CONFIG_SOC_EXYNOS5250)
 68# define soc_is_exynos5250()	is_samsung_exynos5250()
 69#else
 70# define soc_is_exynos5250()	0
 71#endif
 72
 73#if defined(CONFIG_SOC_EXYNOS5410)
 74# define soc_is_exynos5410()	is_samsung_exynos5410()
 75#else
 76# define soc_is_exynos5410()	0
 77#endif
 78
 79#if defined(CONFIG_SOC_EXYNOS5420)
 80# define soc_is_exynos5420()	is_samsung_exynos5420()
 81#else
 82# define soc_is_exynos5420()	0
 83#endif
 84
 85#if defined(CONFIG_SOC_EXYNOS5440)
 86# define soc_is_exynos5440()	is_samsung_exynos5440()
 87#else
 88# define soc_is_exynos5440()	0
 89#endif
 90
 91#if defined(CONFIG_SOC_EXYNOS5800)
 92# define soc_is_exynos5800()	is_samsung_exynos5800()
 93#else
 94# define soc_is_exynos5800()	0
 95#endif
 96
 97#define soc_is_exynos4() (soc_is_exynos4210() || soc_is_exynos4412())
 
 98#define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5410() || \
 99			  soc_is_exynos5420() || soc_is_exynos5800())
100
101extern u32 cp15_save_diag;
102extern u32 cp15_save_power;
103
104extern void __iomem *sysram_ns_base_addr;
105extern void __iomem *sysram_base_addr;
106extern void __iomem *pmu_base_addr;
107void exynos_sysram_init(void);
108
109enum {
110	FW_DO_IDLE_SLEEP,
111	FW_DO_IDLE_AFTR,
112};
113
114void exynos_firmware_init(void);
115
116/* CPU BOOT mode flag for Exynos3250 SoC bootloader */
117#define C2_STATE	(1 << 3)
118/*
119 * Magic values for bootloader indicating chosen low power mode.
120 * See also Documentation/arm/Samsung/Bootloader-interface.txt
121 */
122#define EXYNOS_SLEEP_MAGIC	0x00000bad
123#define EXYNOS_AFTR_MAGIC	0xfcba0d10
124
125void exynos_set_boot_flag(unsigned int cpu, unsigned int mode);
126void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode);
127
128extern u32 exynos_get_eint_wake_mask(void);
129
130#ifdef CONFIG_PM_SLEEP
131extern void __init exynos_pm_init(void);
132#else
133static inline void exynos_pm_init(void) {}
134#endif
135
136extern void exynos_cpu_resume(void);
137extern void exynos_cpu_resume_ns(void);
138
139extern const struct smp_operations exynos_smp_ops;
140
141extern void exynos_cpu_power_down(int cpu);
142extern void exynos_cpu_power_up(int cpu);
143extern int  exynos_cpu_power_state(int cpu);
144extern void exynos_cluster_power_down(int cluster);
145extern void exynos_cluster_power_up(int cluster);
146extern int  exynos_cluster_power_state(int cluster);
147extern void exynos_cpu_save_register(void);
148extern void exynos_cpu_restore_register(void);
149extern void exynos_pm_central_suspend(void);
150extern int exynos_pm_central_resume(void);
151extern void exynos_enter_aftr(void);
152
153extern struct cpuidle_exynos_data cpuidle_coupled_exynos_data;
154
155extern void exynos_set_delayed_reset_assertion(bool enable);
156
157extern unsigned int samsung_rev(void);
158extern void exynos_core_restart(u32 core_id);
159extern int exynos_set_boot_addr(u32 core_id, unsigned long boot_addr);
160extern int exynos_get_boot_addr(u32 core_id, unsigned long *boot_addr);
161
162static inline void pmu_raw_writel(u32 val, u32 offset)
163{
164	writel_relaxed(val, pmu_base_addr + offset);
165}
166
167static inline u32 pmu_raw_readl(u32 offset)
168{
169	return readl_relaxed(pmu_base_addr + offset);
170}
171
172#endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */

 
  1/*
  2 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
  3 *		http://www.samsung.com
  4 *
  5 * Common Header for EXYNOS machines
  6 *
  7 * This program is free software; you can redistribute it and/or modify
  8 * it under the terms of the GNU General Public License version 2 as
  9 * published by the Free Software Foundation.
 10 */
 11
 12#ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H
 13#define __ARCH_ARM_MACH_EXYNOS_COMMON_H
 14
 15#include <linux/platform_data/cpuidle-exynos.h>
 16
 17#define EXYNOS3250_SOC_ID	0xE3472000
 18#define EXYNOS3_SOC_MASK	0xFFFFF000
 19
 20#define EXYNOS4210_CPU_ID	0x43210000
 21#define EXYNOS4212_CPU_ID	0x43220000
 22#define EXYNOS4412_CPU_ID	0xE4412200
 23#define EXYNOS4_CPU_MASK	0xFFFE0000
 24
 25#define EXYNOS5250_SOC_ID	0x43520000
 26#define EXYNOS5410_SOC_ID	0xE5410000
 27#define EXYNOS5420_SOC_ID	0xE5420000
 28#define EXYNOS5440_SOC_ID	0xE5440000
 29#define EXYNOS5800_SOC_ID	0xE5422000
 30#define EXYNOS5_SOC_MASK	0xFFFFF000
 31
 32extern unsigned long samsung_cpu_id;
 33
 34#define IS_SAMSUNG_CPU(name, id, mask)		\
 35static inline int is_samsung_##name(void)	\
 36{						\
 37	return ((samsung_cpu_id & mask) == (id & mask));	\
 38}
 39
 40IS_SAMSUNG_CPU(exynos3250, EXYNOS3250_SOC_ID, EXYNOS3_SOC_MASK)
 41IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK)
 42IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK)
 43IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK)
 44IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK)
 45IS_SAMSUNG_CPU(exynos5410, EXYNOS5410_SOC_ID, EXYNOS5_SOC_MASK)
 46IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK)
 47IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK)
 48IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK)
 49
 50#if defined(CONFIG_SOC_EXYNOS3250)
 51# define soc_is_exynos3250()	is_samsung_exynos3250()
 52#else
 53# define soc_is_exynos3250()	0
 54#endif
 55
 56#if defined(CONFIG_CPU_EXYNOS4210)
 57# define soc_is_exynos4210()	is_samsung_exynos4210()
 58#else
 59# define soc_is_exynos4210()	0
 60#endif
 61
 62#if defined(CONFIG_SOC_EXYNOS4212)
 63# define soc_is_exynos4212()	is_samsung_exynos4212()
 64#else
 65# define soc_is_exynos4212()	0
 66#endif
 67
 68#if defined(CONFIG_SOC_EXYNOS4412)
 69# define soc_is_exynos4412()	is_samsung_exynos4412()
 70#else
 71# define soc_is_exynos4412()	0
 72#endif
 73
 74#define EXYNOS4210_REV_0	(0x0)
 75#define EXYNOS4210_REV_1_0	(0x10)
 76#define EXYNOS4210_REV_1_1	(0x11)
 77
 78#if defined(CONFIG_SOC_EXYNOS5250)
 79# define soc_is_exynos5250()	is_samsung_exynos5250()
 80#else
 81# define soc_is_exynos5250()	0
 82#endif
 83
 84#if defined(CONFIG_SOC_EXYNOS5410)
 85# define soc_is_exynos5410()	is_samsung_exynos5410()
 86#else
 87# define soc_is_exynos5410()	0
 88#endif
 89
 90#if defined(CONFIG_SOC_EXYNOS5420)
 91# define soc_is_exynos5420()	is_samsung_exynos5420()
 92#else
 93# define soc_is_exynos5420()	0
 94#endif
 95
 96#if defined(CONFIG_SOC_EXYNOS5440)
 97# define soc_is_exynos5440()	is_samsung_exynos5440()
 98#else
 99# define soc_is_exynos5440()	0
100#endif
101
102#if defined(CONFIG_SOC_EXYNOS5800)
103# define soc_is_exynos5800()	is_samsung_exynos5800()
104#else
105# define soc_is_exynos5800()	0
106#endif
107
108#define soc_is_exynos4() (soc_is_exynos4210() || soc_is_exynos4212() || \
109			  soc_is_exynos4412())
110#define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5410() || \
111			  soc_is_exynos5420() || soc_is_exynos5800())
112
113extern u32 cp15_save_diag;
114extern u32 cp15_save_power;
115
116extern void __iomem *sysram_ns_base_addr;
117extern void __iomem *sysram_base_addr;
118extern void __iomem *pmu_base_addr;
119void exynos_sysram_init(void);
120
121enum {
122	FW_DO_IDLE_SLEEP,
123	FW_DO_IDLE_AFTR,
124};
125
126void exynos_firmware_init(void);
127
128/* CPU BOOT mode flag for Exynos3250 SoC bootloader */
129#define C2_STATE	(1 << 3)
130/*
131 * Magic values for bootloader indicating chosen low power mode.
132 * See also Documentation/arm/Samsung/Bootloader-interface.txt
133 */
134#define EXYNOS_SLEEP_MAGIC	0x00000bad
135#define EXYNOS_AFTR_MAGIC	0xfcba0d10
136
137void exynos_set_boot_flag(unsigned int cpu, unsigned int mode);
138void exynos_clear_boot_flag(unsigned int cpu, unsigned int mode);
139
140extern u32 exynos_get_eint_wake_mask(void);
141
142#ifdef CONFIG_PM_SLEEP
143extern void __init exynos_pm_init(void);
144#else
145static inline void exynos_pm_init(void) {}
146#endif
147
148extern void exynos_cpu_resume(void);
149extern void exynos_cpu_resume_ns(void);
150
151extern const struct smp_operations exynos_smp_ops;
152
153extern void exynos_cpu_power_down(int cpu);
154extern void exynos_cpu_power_up(int cpu);
155extern int  exynos_cpu_power_state(int cpu);
156extern void exynos_cluster_power_down(int cluster);
157extern void exynos_cluster_power_up(int cluster);
158extern int  exynos_cluster_power_state(int cluster);
159extern void exynos_cpu_save_register(void);
160extern void exynos_cpu_restore_register(void);
161extern void exynos_pm_central_suspend(void);
162extern int exynos_pm_central_resume(void);
163extern void exynos_enter_aftr(void);
164
165extern struct cpuidle_exynos_data cpuidle_coupled_exynos_data;
166
167extern void exynos_set_delayed_reset_assertion(bool enable);
168
169extern unsigned int samsung_rev(void);
170extern void exynos_core_restart(u32 core_id);
171extern int exynos_set_boot_addr(u32 core_id, unsigned long boot_addr);
172extern int exynos_get_boot_addr(u32 core_id, unsigned long *boot_addr);
173
174static inline void pmu_raw_writel(u32 val, u32 offset)
175{
176	writel_relaxed(val, pmu_base_addr + offset);
177}
178
179static inline u32 pmu_raw_readl(u32 offset)
180{
181	return readl_relaxed(pmu_base_addr + offset);
182}
183
184#endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */