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 mx31_map_io(void); 21 void mx35_map_io(void); 22 void imx21_init_early(void); 23 void imx31_init_early(void); 24 void imx35_init_early(void); 25 void mx31_init_irq(void); 26 void mx35_init_irq(void); 27 void mxc_set_cpu_type(unsigned int type); 28 void mxc_restart(enum reboot_mode, const char *); 29 void mxc_arch_reset_init(void __iomem *); 30 void imx1_reset_init(void __iomem *); 31 void imx_set_aips(void __iomem *); 32 void imx_aips_allow_unprivileged_access(const char *compat); 33 int mxc_device_init(void); 34 void imx_set_soc_revision(unsigned int rev); 35 void imx_init_revision_from_anatop(void); 36 void imx6_enable_rbc(bool enable); 37 void imx_gpc_check_dt(void); 38 void imx_gpc_set_arm_power_in_lpm(bool power_off); 39 void imx_gpc_set_l2_mem_power_in_lpm(bool power_off); 40 void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw); 41 void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw); 42 void imx25_pm_init(void); 43 void imx27_pm_init(void); 44 void imx5_pmu_init(void); 45 46 enum mxc_cpu_pwr_mode { 47 WAIT_CLOCKED, /* wfi only */ 48 WAIT_UNCLOCKED, /* WAIT */ 49 WAIT_UNCLOCKED_POWER_OFF, /* WAIT + SRPG */ 50 STOP_POWER_ON, /* just STOP */ 51 STOP_POWER_OFF, /* STOP + SRPG */ 52 }; 53 54 enum ulp_cpu_pwr_mode { 55 ULP_PM_HSRUN, /* High speed run mode */ 56 ULP_PM_RUN, /* Run mode */ 57 ULP_PM_WAIT, /* Wait mode */ 58 ULP_PM_STOP, /* Stop mode */ 59 ULP_PM_VLPS, /* Very low power stop mode */ 60 ULP_PM_VLLS, /* very low leakage stop mode */ 61 }; 62 63 void imx_enable_cpu(int cpu, bool enable); 64 void imx_set_cpu_jump(int cpu, void *jump_addr); 65 u32 imx_get_cpu_arg(int cpu); 66 void imx_set_cpu_arg(int cpu, u32 arg); 67 #ifdef CONFIG_SMP 68 void v7_secondary_startup(void); 69 void imx_scu_map_io(void); 70 void imx_smp_prepare(void); 71 #else 72 static inline void imx_scu_map_io(void) {} 73 static inline void imx_smp_prepare(void) {} 74 #endif 75 void imx_src_init(void); 76 void imx_gpc_pre_suspend(bool arm_power_off); 77 void imx_gpc_post_resume(void); 78 void imx_gpc_mask_all(void); 79 void imx_gpc_restore_all(void); 80 void imx_gpc_hwirq_mask(unsigned int hwirq); 81 void imx_gpc_hwirq_unmask(unsigned int hwirq); 82 void imx_anatop_init(void); 83 void imx_anatop_pre_suspend(void); 84 void imx_anatop_post_resume(void); 85 int imx6_set_lpm(enum mxc_cpu_pwr_mode mode); 86 void imx6_set_int_mem_clk_lpm(bool enable); 87 int imx_mmdc_get_ddr_type(void); 88 int imx7ulp_set_lpm(enum ulp_cpu_pwr_mode mode); 89 90 void imx_cpu_die(unsigned int cpu); 91 int imx_cpu_kill(unsigned int cpu); 92 93 #ifdef CONFIG_SUSPEND 94 void imx53_suspend(void __iomem *ocram_vbase); 95 extern const u32 imx53_suspend_sz; 96 void imx6_suspend(void __iomem *ocram_vbase); 97 #else 98 static inline void imx53_suspend(void __iomem *ocram_vbase) {} 99 static const u32 imx53_suspend_sz; 100 static inline void imx6_suspend(void __iomem *ocram_vbase) {} 101 #endif 102 103 void v7_cpu_resume(void); 104 105 void imx6_pm_ccm_init(const char *ccm_compat); 106 void imx6q_pm_init(void); 107 void imx6dl_pm_init(void); 108 void imx6sl_pm_init(void); 109 void imx6sx_pm_init(void); 110 void imx6ul_pm_init(void); 111 void imx7ulp_pm_init(void); 112 113 #ifdef CONFIG_PM 114 void imx51_pm_init(void); 115 void imx53_pm_init(void); 116 #else 117 static inline void imx51_pm_init(void) {} 118 static inline void imx53_pm_init(void) {} 119 #endif 120 121 #ifdef CONFIG_NEON 122 int mx51_neon_fixup(void); 123 #else 124 static inline int mx51_neon_fixup(void) { return 0; } 125 #endif 126 127 #ifdef CONFIG_CACHE_L2X0 128 void imx_init_l2cache(void); 129 #else 130 static inline void imx_init_l2cache(void) {} 131 #endif 132 133 extern const struct smp_operations imx_smp_ops; 134 extern const struct smp_operations ls1021a_smp_ops; 135 136 #endif 137