LXR linux/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
  12struct irq_data;
  13struct platform_device;
  14struct pt_regs;
  15struct clk;
  16struct device_node;
  17enum mxc_cpu_pwr_mode;
  18struct of_device_id;
  19
  20void mx31_map_io(void);
  21void mx35_map_io(void);
  22void imx21_init_early(void);
  23void imx31_init_early(void);
  24void imx35_init_early(void);
  25void mxc_init_irq(void __iomem *);
  26void mx31_init_irq(void);
  27void mx35_init_irq(void);
  28void mxc_set_cpu_type(unsigned int type);
  29void mxc_restart(enum reboot_mode, const char *);
  30void mxc_arch_reset_init(void __iomem *);
  31void imx1_reset_init(void __iomem *);
  32void imx_set_aips(void __iomem *);
  33void imx_aips_allow_unprivileged_access(const char *compat);
  34int mxc_device_init(void);
  35void imx_set_soc_revision(unsigned int rev);
  36void imx_init_revision_from_anatop(void);
  37void imx6_enable_rbc(bool enable);
  38void imx_gpc_check_dt(void);
  39void imx_gpc_set_arm_power_in_lpm(bool power_off);
  40void imx_gpc_set_l2_mem_power_in_lpm(bool power_off);
  41void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw);
  42void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw);
  43void imx25_pm_init(void);
  44void imx27_pm_init(void);
  45void imx5_pmu_init(void);
  46
  47enum 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
  55enum 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
  64void imx_enable_cpu(int cpu, bool enable);
  65void imx_set_cpu_jump(int cpu, void *jump_addr);
  66u32 imx_get_cpu_arg(int cpu);
  67void imx_set_cpu_arg(int cpu, u32 arg);
  68#ifdef CONFIG_SMP
  69void v7_secondary_startup(void);
  70void imx_scu_map_io(void);
  71void imx_smp_prepare(void);
  72#else
  73static inline void imx_scu_map_io(void) {}
  74static inline void imx_smp_prepare(void) {}
  75#endif
  76void imx_src_init(void);
  77void imx_gpc_pre_suspend(bool arm_power_off);
  78void imx_gpc_post_resume(void);
  79void imx_gpc_mask_all(void);
  80void imx_gpc_restore_all(void);
  81void imx_gpc_hwirq_mask(unsigned int hwirq);
  82void imx_gpc_hwirq_unmask(unsigned int hwirq);
  83void imx_anatop_init(void);
  84void imx_anatop_pre_suspend(void);
  85void imx_anatop_post_resume(void);
  86int imx6_set_lpm(enum mxc_cpu_pwr_mode mode);
  87void imx6_set_int_mem_clk_lpm(bool enable);
  88void imx6sl_set_wait_clk(bool enter);
  89int imx_mmdc_get_ddr_type(void);
  90int imx7ulp_set_lpm(enum ulp_cpu_pwr_mode mode);
  91
  92void imx_cpu_die(unsigned int cpu);
  93int imx_cpu_kill(unsigned int cpu);
  94
  95#ifdef CONFIG_SUSPEND
  96void imx53_suspend(void __iomem *ocram_vbase);
  97extern const u32 imx53_suspend_sz;
  98void imx6_suspend(void __iomem *ocram_vbase);
  99#else
 100static inline void imx53_suspend(void __iomem *ocram_vbase) {}
 101static const u32 imx53_suspend_sz;
 102static inline void imx6_suspend(void __iomem *ocram_vbase) {}
 103#endif
 104
 105void v7_cpu_resume(void);
 106
 107void imx6_pm_ccm_init(const char *ccm_compat);
 108void imx6q_pm_init(void);
 109void imx6dl_pm_init(void);
 110void imx6sl_pm_init(void);
 111void imx6sx_pm_init(void);
 112void imx6ul_pm_init(void);
 113void imx7ulp_pm_init(void);
 114
 115#ifdef CONFIG_PM
 116void imx51_pm_init(void);
 117void imx53_pm_init(void);
 118#else
 119static inline void imx51_pm_init(void) {}
 120static inline void imx53_pm_init(void) {}
 121#endif
 122
 123#ifdef CONFIG_NEON
 124int mx51_neon_fixup(void);
 125#else
 126static inline int mx51_neon_fixup(void) { return 0; }
 127#endif
 128
 129#ifdef CONFIG_CACHE_L2X0
 130void imx_init_l2cache(void);
 131#else
 132static inline void imx_init_l2cache(void) {}
 133#endif
 134
 135extern const struct smp_operations imx_smp_ops;
 136extern const struct smp_operations ls1021a_smp_ops;
 137
 138#endif
 139