Kukjin Kim | cc511b8 | 2011-12-27 08:18:36 +0100 | [diff] [blame] | 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 | |
Robin Holt | 7b6d864 | 2013-07-08 16:01:40 -0700 | [diff] [blame] | 15 | #include <linux/reboot.h> |
Thomas Abraham | 6e6aac7 | 2013-03-09 17:03:05 +0900 | [diff] [blame] | 16 | #include <linux/of.h> |
| 17 | |
Sachin Kamat | 7cb2ded | 2014-05-13 07:11:57 +0900 | [diff] [blame] | 18 | #define EXYNOS4210_CPU_ID 0x43210000 |
| 19 | #define EXYNOS4212_CPU_ID 0x43220000 |
| 20 | #define EXYNOS4412_CPU_ID 0xE4412200 |
| 21 | #define EXYNOS4_CPU_MASK 0xFFFE0000 |
| 22 | |
| 23 | #define EXYNOS5250_SOC_ID 0x43520000 |
| 24 | #define EXYNOS5420_SOC_ID 0xE5420000 |
| 25 | #define EXYNOS5440_SOC_ID 0xE5440000 |
Arun Kumar K | 86c6f14 | 2014-05-26 04:16:11 +0900 | [diff] [blame^] | 26 | #define EXYNOS5800_SOC_ID 0xE5422000 |
Sachin Kamat | 7cb2ded | 2014-05-13 07:11:57 +0900 | [diff] [blame] | 27 | #define EXYNOS5_SOC_MASK 0xFFFFF000 |
| 28 | |
| 29 | extern unsigned long samsung_cpu_id; |
| 30 | |
| 31 | #define IS_SAMSUNG_CPU(name, id, mask) \ |
| 32 | static inline int is_samsung_##name(void) \ |
| 33 | { \ |
| 34 | return ((samsung_cpu_id & mask) == (id & mask)); \ |
| 35 | } |
| 36 | |
| 37 | IS_SAMSUNG_CPU(exynos4210, EXYNOS4210_CPU_ID, EXYNOS4_CPU_MASK) |
| 38 | IS_SAMSUNG_CPU(exynos4212, EXYNOS4212_CPU_ID, EXYNOS4_CPU_MASK) |
| 39 | IS_SAMSUNG_CPU(exynos4412, EXYNOS4412_CPU_ID, EXYNOS4_CPU_MASK) |
| 40 | IS_SAMSUNG_CPU(exynos5250, EXYNOS5250_SOC_ID, EXYNOS5_SOC_MASK) |
| 41 | IS_SAMSUNG_CPU(exynos5420, EXYNOS5420_SOC_ID, EXYNOS5_SOC_MASK) |
| 42 | IS_SAMSUNG_CPU(exynos5440, EXYNOS5440_SOC_ID, EXYNOS5_SOC_MASK) |
Arun Kumar K | 86c6f14 | 2014-05-26 04:16:11 +0900 | [diff] [blame^] | 43 | IS_SAMSUNG_CPU(exynos5800, EXYNOS5800_SOC_ID, EXYNOS5_SOC_MASK) |
Sachin Kamat | 7cb2ded | 2014-05-13 07:11:57 +0900 | [diff] [blame] | 44 | |
| 45 | #if defined(CONFIG_CPU_EXYNOS4210) |
| 46 | # define soc_is_exynos4210() is_samsung_exynos4210() |
| 47 | #else |
| 48 | # define soc_is_exynos4210() 0 |
| 49 | #endif |
| 50 | |
| 51 | #if defined(CONFIG_SOC_EXYNOS4212) |
| 52 | # define soc_is_exynos4212() is_samsung_exynos4212() |
| 53 | #else |
| 54 | # define soc_is_exynos4212() 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_EXYNOS5420) |
| 74 | # define soc_is_exynos5420() is_samsung_exynos5420() |
| 75 | #else |
| 76 | # define soc_is_exynos5420() 0 |
| 77 | #endif |
| 78 | |
| 79 | #if defined(CONFIG_SOC_EXYNOS5440) |
| 80 | # define soc_is_exynos5440() is_samsung_exynos5440() |
| 81 | #else |
| 82 | # define soc_is_exynos5440() 0 |
| 83 | #endif |
| 84 | |
Arun Kumar K | 86c6f14 | 2014-05-26 04:16:11 +0900 | [diff] [blame^] | 85 | #if defined(CONFIG_SOC_EXYNOS5800) |
| 86 | # define soc_is_exynos5800() is_samsung_exynos5800() |
| 87 | #else |
| 88 | # define soc_is_exynos5800() 0 |
| 89 | #endif |
| 90 | |
Sachin Kamat | 7cb2ded | 2014-05-13 07:11:57 +0900 | [diff] [blame] | 91 | #define soc_is_exynos4() (soc_is_exynos4210() || soc_is_exynos4212() || \ |
| 92 | soc_is_exynos4412()) |
Arun Kumar K | 86c6f14 | 2014-05-26 04:16:11 +0900 | [diff] [blame^] | 93 | #define soc_is_exynos5() (soc_is_exynos5250() || soc_is_exynos5420() || \ |
| 94 | soc_is_exynos5800()) |
Sachin Kamat | 7cb2ded | 2014-05-13 07:11:57 +0900 | [diff] [blame] | 95 | |
Arnd Bergmann | 034c097 | 2013-04-10 11:35:29 +0200 | [diff] [blame] | 96 | void mct_init(void __iomem *base, int irq_g0, int irq_l0, int irq_l1); |
Kukjin Kim | 906c789 | 2012-02-11 21:27:08 +0900 | [diff] [blame] | 97 | |
Marc Zyngier | 06853ae | 2011-09-08 13:15:22 +0100 | [diff] [blame] | 98 | struct map_desc; |
Arnd Bergmann | 0e2238e | 2013-06-19 01:36:47 +0900 | [diff] [blame] | 99 | void exynos_init_io(void); |
Sachin Kamat | cbf08b9 | 2014-03-21 02:14:30 +0900 | [diff] [blame] | 100 | void exynos_restart(enum reboot_mode mode, const char *cmd); |
Bartlomiej Zolnierkiewicz | 35baa33 | 2013-08-30 12:15:04 +0200 | [diff] [blame] | 101 | void exynos_cpuidle_init(void); |
Lukasz Majewski | d568b6f | 2013-11-28 13:42:42 +0100 | [diff] [blame] | 102 | void exynos_cpufreq_init(void); |
Shawn Guo | bb13fab | 2012-04-26 10:35:40 +0800 | [diff] [blame] | 103 | void exynos_init_late(void); |
| 104 | |
Tomasz Figa | bca28f8 | 2012-12-11 13:58:43 +0900 | [diff] [blame] | 105 | void exynos_firmware_init(void); |
| 106 | |
Tomasz Figa | d710aa3 | 2014-03-18 07:28:27 +0900 | [diff] [blame] | 107 | #ifdef CONFIG_PINCTRL_EXYNOS |
| 108 | extern u32 exynos_get_eint_wake_mask(void); |
| 109 | #else |
| 110 | static inline u32 exynos_get_eint_wake_mask(void) { return 0xffffffff; } |
| 111 | #endif |
| 112 | |
Tomasz Figa | 559ba23 | 2014-03-18 07:28:22 +0900 | [diff] [blame] | 113 | #ifdef CONFIG_PM_SLEEP |
| 114 | extern void __init exynos_pm_init(void); |
| 115 | #else |
| 116 | static inline void exynos_pm_init(void) {} |
| 117 | #endif |
| 118 | |
Tomasz Figa | d710aa3 | 2014-03-18 07:28:27 +0900 | [diff] [blame] | 119 | extern void exynos_cpu_resume(void); |
| 120 | |
Marc Zyngier | 06853ae | 2011-09-08 13:15:22 +0100 | [diff] [blame] | 121 | extern struct smp_operations exynos_smp_ops; |
| 122 | |
| 123 | extern void exynos_cpu_die(unsigned int cpu); |
| 124 | |
Kukjin Kim | ccd458c | 2012-12-31 10:06:48 -0800 | [diff] [blame] | 125 | /* PMU(Power Management Unit) support */ |
| 126 | |
| 127 | #define PMU_TABLE_END NULL |
| 128 | |
| 129 | enum sys_powerdown { |
| 130 | SYS_AFTR, |
| 131 | SYS_LPA, |
| 132 | SYS_SLEEP, |
| 133 | NUM_SYS_POWERDOWN, |
| 134 | }; |
| 135 | |
| 136 | extern unsigned long l2x0_regs_phys; |
| 137 | struct exynos_pmu_conf { |
| 138 | void __iomem *reg; |
| 139 | unsigned int val[NUM_SYS_POWERDOWN]; |
| 140 | }; |
| 141 | |
| 142 | extern void exynos_sys_powerdown_conf(enum sys_powerdown mode); |
Kukjin Kim | ccd458c | 2012-12-31 10:06:48 -0800 | [diff] [blame] | 143 | |
Sachin Kamat | 7cb2ded | 2014-05-13 07:11:57 +0900 | [diff] [blame] | 144 | extern void s5p_init_cpu(void __iomem *cpuid_addr); |
| 145 | extern unsigned int samsung_rev(void); |
| 146 | |
Kukjin Kim | cc511b8 | 2011-12-27 08:18:36 +0100 | [diff] [blame] | 147 | #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */ |