1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright 2004-2014 Freescale Semiconductor, Inc. All Rights Reserved. 4 */ 5 6 7 #ifndef __ASM_ARCH_MXC_COMMON_H__ 8 #define __ASM_ARCH_MXC_COMMON_H__ 9 10 #include <linux/reboot.h> 11 12 struct irq_data; 13 struct platform_device; 14 struct pt_regs; 15 struct clk; 16 struct device_node; 17 enum mxc_cpu_pwr_mode; 18 struct of_device_id; 19 20 void mx21_map_io(void); 21 void mx27_map_io(void); 22 void mx31_map_io(void); 23 void mx35_map_io(void); 24 void imx21_init_early(void); 25 void imx27_init_early(void); 26 void imx31_init_early(void); 27 void imx35_init_early(void); 28 void mxc_init_irq(void __iomem *); 29 void mx21_init_irq(void); 30 void mx27_init_irq(void); 31 void mx31_init_irq(void); 32 void mx35_init_irq(void); 33 void imx21_soc_init(void); 34 void imx27_soc_init(void); 35 void imx31_soc_init(void); 36 void imx35_soc_init(void); 37 int mx21_clocks_init(unsigned long lref, unsigned long fref); 38 int mx27_clocks_init(unsigned long fref); 39 int mx31_clocks_init(unsigned long fref); 40 int mx35_clocks_init(void); 41 struct platform_device *mxc_register_gpio(char *name, int id, 42 resource_size_t iobase, resource_size_t iosize, int irq, int irq_high); 43 void mxc_set_cpu_type(unsigned int type); 44 void mxc_restart(enum reboot_mode, const char *); 45 void mxc_arch_reset_init(void __iomem *); 46 void imx1_reset_init(void __iomem *); 47 void imx_set_aips(void __iomem *); 48 void imx_aips_allow_unprivileged_access(const char *compat); 49 int mxc_device_init(void); 50 void imx_set_soc_revision(unsigned int rev); 51 void imx_init_revision_from_anatop(void); 52 struct device *imx_soc_device_init(void); 53 void imx6_enable_rbc(bool enable); 54 void imx_gpc_check_dt(void); 55 void imx_gpc_set_arm_power_in_lpm(bool power_off); 56 void imx_gpc_set_l2_mem_power_in_lpm(bool power_off); 57 void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw); 58 void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw); 59 void imx25_pm_init(void); 60 void imx27_pm_init(void); 61 void imx5_pmu_init(void); 62 63 enum mxc_cpu_pwr_mode { 64 WAIT_CLOCKED, /* wfi only */ 65 WAIT_UNCLOCKED, /* WAIT */ 66 WAIT_UNCLOCKED_POWER_OFF, /* WAIT + SRPG */ 67 STOP_POWER_ON, /* just STOP */ 68 STOP_POWER_OFF, /* STOP + SRPG */ 69 }; 70 71 enum ulp_cpu_pwr_mode { 72 ULP_PM_HSRUN, /* High speed run mode */ 73 ULP_PM_RUN, /* Run mode */ 74 ULP_PM_WAIT, /* Wait mode */ 75 ULP_PM_STOP, /* Stop mode */ 76 ULP_PM_VLPS, /* Very low power stop mode */ 77 ULP_PM_VLLS, /* very low leakage stop mode */ 78 }; 79 80 void imx_enable_cpu(int cpu, bool enable); 81 void imx_set_cpu_jump(int cpu, void *jump_addr); 82 u32 imx_get_cpu_arg(int cpu); 83 void imx_set_cpu_arg(int cpu, u32 arg); 84 #ifdef CONFIG_SMP 85 void v7_secondary_startup(void); 86 void imx_scu_map_io(void); 87 void imx_smp_prepare(void); 88 #else 89 static inline void imx_scu_map_io(void) {} 90 static inline void imx_smp_prepare(void) {} 91 #endif 92 void imx_src_init(void); 93 void imx_gpc_pre_suspend(bool arm_power_off); 94 void imx_gpc_post_resume(void); 95 void imx_gpc_mask_all(void); 96 void imx_gpc_restore_all(void); 97 void imx_gpc_hwirq_mask(unsigned int hwirq); 98 void imx_gpc_hwirq_unmask(unsigned int hwirq); 99 void imx_anatop_init(void); 100 void imx_anatop_pre_suspend(void); 101 void imx_anatop_post_resume(void); 102 int imx6_set_lpm(enum mxc_cpu_pwr_mode mode); 103 void imx6_set_int_mem_clk_lpm(bool enable); 104 void imx6sl_set_wait_clk(bool enter); 105 int imx_mmdc_get_ddr_type(void); 106 int imx7ulp_set_lpm(enum ulp_cpu_pwr_mode mode); 107 108 void imx_cpu_die(unsigned int cpu); 109 int imx_cpu_kill(unsigned int cpu); 110 111 #ifdef CONFIG_SUSPEND 112 void imx53_suspend(void __iomem *ocram_vbase); 113 extern const u32 imx53_suspend_sz; 114 void imx6_suspend(void __iomem *ocram_vbase); 115 #else 116 static inline void imx53_suspend(void __iomem *ocram_vbase) {} 117 static const u32 imx53_suspend_sz; 118 static inline void imx6_suspend(void __iomem *ocram_vbase) {} 119 #endif 120 121 void v7_cpu_resume(void); 122 123 void imx6_pm_ccm_init(const char *ccm_compat); 124 void imx6q_pm_init(void); 125 void imx6dl_pm_init(void); 126 void imx6sl_pm_init(void); 127 void imx6sx_pm_init(void); 128 void imx6ul_pm_init(void); 129 void imx7ulp_pm_init(void); 130 131 #ifdef CONFIG_PM 132 void imx51_pm_init(void); 133 void imx53_pm_init(void); 134 #else 135 static inline void imx51_pm_init(void) {} 136 static inline void imx53_pm_init(void) {} 137 #endif 138 139 #ifdef CONFIG_NEON 140 int mx51_neon_fixup(void); 141 #else 142 static inline int mx51_neon_fixup(void) { return 0; } 143 #endif 144 145 #ifdef CONFIG_CACHE_L2X0 146 void imx_init_l2cache(void); 147 #else 148 static inline void imx_init_l2cache(void) {} 149 #endif 150 151 extern const struct smp_operations imx_smp_ops; 152 extern const struct smp_operations ls1021a_smp_ops; 153 154 #endif 155