1 /* 2 * Copyright 2004-2013 Freescale Semiconductor, Inc. All Rights Reserved. 3 */ 4 5 /* 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 */ 10 11 #ifndef __ASM_ARCH_MXC_COMMON_H__ 12 #define __ASM_ARCH_MXC_COMMON_H__ 13 14 #include <linux/reboot.h> 15 16 struct irq_data; 17 struct platform_device; 18 struct pt_regs; 19 struct clk; 20 enum mxc_cpu_pwr_mode; 21 22 void mx1_map_io(void); 23 void mx21_map_io(void); 24 void mx25_map_io(void); 25 void mx27_map_io(void); 26 void mx31_map_io(void); 27 void mx35_map_io(void); 28 void mx51_map_io(void); 29 void mx53_map_io(void); 30 void imx1_init_early(void); 31 void imx21_init_early(void); 32 void imx25_init_early(void); 33 void imx27_init_early(void); 34 void imx31_init_early(void); 35 void imx35_init_early(void); 36 void imx51_init_early(void); 37 void imx53_init_early(void); 38 void mxc_init_irq(void __iomem *); 39 void tzic_init_irq(void __iomem *); 40 void mx1_init_irq(void); 41 void mx21_init_irq(void); 42 void mx25_init_irq(void); 43 void mx27_init_irq(void); 44 void mx31_init_irq(void); 45 void mx35_init_irq(void); 46 void mx51_init_irq(void); 47 void mx53_init_irq(void); 48 void imx1_soc_init(void); 49 void imx21_soc_init(void); 50 void imx25_soc_init(void); 51 void imx27_soc_init(void); 52 void imx31_soc_init(void); 53 void imx35_soc_init(void); 54 void imx51_soc_init(void); 55 void imx51_init_late(void); 56 void imx53_init_late(void); 57 void epit_timer_init(void __iomem *base, int irq); 58 void mxc_timer_init(void __iomem *, int); 59 int mx1_clocks_init(unsigned long fref); 60 int mx21_clocks_init(unsigned long lref, unsigned long fref); 61 int mx25_clocks_init(void); 62 int mx27_clocks_init(unsigned long fref); 63 int mx31_clocks_init(unsigned long fref); 64 int mx35_clocks_init(void); 65 int mx51_clocks_init(unsigned long ckil, unsigned long osc, 66 unsigned long ckih1, unsigned long ckih2); 67 int mx25_clocks_init_dt(void); 68 int mx27_clocks_init_dt(void); 69 int mx31_clocks_init_dt(void); 70 struct platform_device *mxc_register_gpio(char *name, int id, 71 resource_size_t iobase, resource_size_t iosize, int irq, int irq_high); 72 void mxc_set_cpu_type(unsigned int type); 73 void mxc_restart(enum reboot_mode, const char *); 74 void mxc_arch_reset_init(void __iomem *); 75 void mxc_arch_reset_init_dt(void); 76 int mx53_revision(void); 77 void imx_set_aips(void __iomem *); 78 int mxc_device_init(void); 79 void imx_set_soc_revision(unsigned int rev); 80 unsigned int imx_get_soc_revision(void); 81 void imx_init_revision_from_anatop(void); 82 struct device *imx_soc_device_init(void); 83 84 enum mxc_cpu_pwr_mode { 85 WAIT_CLOCKED, /* wfi only */ 86 WAIT_UNCLOCKED, /* WAIT */ 87 WAIT_UNCLOCKED_POWER_OFF, /* WAIT + SRPG */ 88 STOP_POWER_ON, /* just STOP */ 89 STOP_POWER_OFF, /* STOP + SRPG */ 90 }; 91 92 enum mx3_cpu_pwr_mode { 93 MX3_RUN, 94 MX3_WAIT, 95 MX3_DOZE, 96 MX3_SLEEP, 97 }; 98 99 void mx3_cpu_lp_set(enum mx3_cpu_pwr_mode mode); 100 void imx_print_silicon_rev(const char *cpu, int srev); 101 102 void avic_handle_irq(struct pt_regs *); 103 void tzic_handle_irq(struct pt_regs *); 104 105 #define imx1_handle_irq avic_handle_irq 106 #define imx21_handle_irq avic_handle_irq 107 #define imx25_handle_irq avic_handle_irq 108 #define imx27_handle_irq avic_handle_irq 109 #define imx31_handle_irq avic_handle_irq 110 #define imx35_handle_irq avic_handle_irq 111 #define imx51_handle_irq tzic_handle_irq 112 #define imx53_handle_irq tzic_handle_irq 113 114 void imx_enable_cpu(int cpu, bool enable); 115 void imx_set_cpu_jump(int cpu, void *jump_addr); 116 u32 imx_get_cpu_arg(int cpu); 117 void imx_set_cpu_arg(int cpu, u32 arg); 118 void v7_cpu_resume(void); 119 #ifdef CONFIG_SMP 120 void v7_secondary_startup(void); 121 void imx_scu_map_io(void); 122 void imx_smp_prepare(void); 123 void imx_scu_standby_enable(void); 124 #else 125 static inline void imx_scu_map_io(void) {} 126 static inline void imx_smp_prepare(void) {} 127 static inline void imx_scu_standby_enable(void) {} 128 #endif 129 void imx_src_init(void); 130 void imx_gpc_init(void); 131 void imx_gpc_pre_suspend(void); 132 void imx_gpc_post_resume(void); 133 void imx_gpc_mask_all(void); 134 void imx_gpc_restore_all(void); 135 void imx_gpc_irq_mask(struct irq_data *d); 136 void imx_gpc_irq_unmask(struct irq_data *d); 137 void imx_anatop_init(void); 138 void imx_anatop_pre_suspend(void); 139 void imx_anatop_post_resume(void); 140 int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode); 141 void imx6q_set_chicken_bit(void); 142 143 void imx_cpu_die(unsigned int cpu); 144 int imx_cpu_kill(unsigned int cpu); 145 146 #ifdef CONFIG_PM 147 void imx6q_pm_init(void); 148 void imx6q_pm_set_ccm_base(void __iomem *base); 149 void imx5_pm_init(void); 150 #else 151 static inline void imx6q_pm_init(void) {} 152 static inline void imx6q_pm_set_ccm_base(void __iomem *base) {} 153 static inline void imx5_pm_init(void) {} 154 #endif 155 156 #ifdef CONFIG_NEON 157 int mx51_neon_fixup(void); 158 #else 159 static inline int mx51_neon_fixup(void) { return 0; } 160 #endif 161 162 #ifdef CONFIG_CACHE_L2X0 163 void imx_init_l2cache(void); 164 #else 165 static inline void imx_init_l2cache(void) {} 166 #endif 167 168 extern struct smp_operations imx_smp_ops; 169 170 #endif 171