arch/arm/mach-imx/common.h

   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 mxc_init_irq(void __iomem *);
  26 void mx31_init_irq(void);
  27 void mx35_init_irq(void);
  28 void mxc_set_cpu_type(unsigned int type);
  29 void mxc_restart(enum reboot_mode, const char *);
  30 void mxc_arch_reset_init(void __iomem *);
  31 void imx1_reset_init(void __iomem *);
  32 void imx_set_aips(void __iomem *);
  33 void imx_aips_allow_unprivileged_access(const char *compat);
  34 int mxc_device_init(void);
  35 void imx_set_soc_revision(unsigned int rev);
  36 void imx_init_revision_from_anatop(void);
  37 void imx6_enable_rbc(bool enable);
  38 void imx_gpc_check_dt(void);
  39 void imx_gpc_set_arm_power_in_lpm(bool power_off);
  40 void imx_gpc_set_l2_mem_power_in_lpm(bool power_off);
  41 void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw);
  42 void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw);
  43 void imx25_pm_init(void);
  44 void imx27_pm_init(void);
  45 void imx5_pmu_init(void);
  46
  47 enum mxc_cpu_pwr_mode {
  48         WAIT_CLOCKED,           /* wfi only */
  49         WAIT_UNCLOCKED,         /* WAIT */
  50         WAIT_UNCLOCKED_POWER_OFF,       /* WAIT + SRPG */
  51         STOP_POWER_ON,          /* just STOP */
  52         STOP_POWER_OFF,         /* STOP + SRPG */
  53 };
  54
  55 enum ulp_cpu_pwr_mode {
  56         ULP_PM_HSRUN,    /* High speed run mode */
  57         ULP_PM_RUN,      /* Run mode */
  58         ULP_PM_WAIT,     /* Wait mode */
  59         ULP_PM_STOP,     /* Stop mode */
  60         ULP_PM_VLPS,     /* Very low power stop mode */
  61         ULP_PM_VLLS,     /* very low leakage stop mode */
  62 };
  63
  64 void imx_enable_cpu(int cpu, bool enable);
  65 void imx_set_cpu_jump(int cpu, void *jump_addr);
  66 u32 imx_get_cpu_arg(int cpu);
  67 void imx_set_cpu_arg(int cpu, u32 arg);
  68 #ifdef CONFIG_SMP
  69 void v7_secondary_startup(void);
  70 void imx_scu_map_io(void);
  71 void imx_smp_prepare(void);
  72 #else
  73 static inline void imx_scu_map_io(void) {}
  74 static inline void imx_smp_prepare(void) {}
  75 #endif
  76 void imx_src_init(void);
  77 void imx_gpc_pre_suspend(bool arm_power_off);
  78 void imx_gpc_post_resume(void);
  79 void imx_gpc_mask_all(void);
  80 void imx_gpc_restore_all(void);
  81 void imx_gpc_hwirq_mask(unsigned int hwirq);
  82 void imx_gpc_hwirq_unmask(unsigned int hwirq);
  83 void imx_anatop_init(void);
  84 void imx_anatop_pre_suspend(void);
  85 void imx_anatop_post_resume(void);
  86 int imx6_set_lpm(enum mxc_cpu_pwr_mode mode);
  87 void imx6_set_int_mem_clk_lpm(bool enable);
  88 void imx6sl_set_wait_clk(bool enter);
  89 int imx_mmdc_get_ddr_type(void);
  90 int imx7ulp_set_lpm(enum ulp_cpu_pwr_mode mode);
  91
  92 void imx_cpu_die(unsigned int cpu);
  93 int imx_cpu_kill(unsigned int cpu);
  94
  95 #ifdef CONFIG_SUSPEND
  96 void imx53_suspend(void __iomem *ocram_vbase);
  97 extern const u32 imx53_suspend_sz;
  98 void imx6_suspend(void __iomem *ocram_vbase);
  99 #else
 100 static inline void imx53_suspend(void __iomem *ocram_vbase) {}
 101 static const u32 imx53_suspend_sz;
 102 static inline void imx6_suspend(void __iomem *ocram_vbase) {}
 103 #endif
 104
 105 void v7_cpu_resume(void);
 106
 107 void imx6_pm_ccm_init(const char *ccm_compat);
 108 void imx6q_pm_init(void);
 109 void imx6dl_pm_init(void);
 110 void imx6sl_pm_init(void);
 111 void imx6sx_pm_init(void);
 112 void imx6ul_pm_init(void);
 113 void imx7ulp_pm_init(void);
 114
 115 #ifdef CONFIG_PM
 116 void imx51_pm_init(void);
 117 void imx53_pm_init(void);
 118 #else
 119 static inline void imx51_pm_init(void) {}
 120 static inline void imx53_pm_init(void) {}
 121 #endif
 122
 123 #ifdef CONFIG_NEON
 124 int mx51_neon_fixup(void);
 125 #else
 126 static inline int mx51_neon_fixup(void) { return 0; }
 127 #endif
 128
 129 #ifdef CONFIG_CACHE_L2X0
 130 void imx_init_l2cache(void);
 131 #else
 132 static inline void imx_init_l2cache(void) {}
 133 #endif
 134
 135 extern const struct smp_operations imx_smp_ops;
 136 extern const struct smp_operations ls1021a_smp_ops;
 137
 138 #endif