linux/arch/arm/mach-imx/common.h
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   1/*
   2 * Copyright 2004-2014 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
  16struct irq_data;
  17struct platform_device;
  18struct pt_regs;
  19struct clk;
  20struct device_node;
  21enum mxc_cpu_pwr_mode;
  22struct of_device_id;
  23
  24void mx1_map_io(void);
  25void mx21_map_io(void);
  26void mx25_map_io(void);
  27void mx27_map_io(void);
  28void mx31_map_io(void);
  29void mx35_map_io(void);
  30void imx1_init_early(void);
  31void imx21_init_early(void);
  32void imx25_init_early(void);
  33void imx27_init_early(void);
  34void imx31_init_early(void);
  35void imx35_init_early(void);
  36void mxc_init_irq(void __iomem *);
  37void tzic_init_irq(void);
  38void mx1_init_irq(void);
  39void mx21_init_irq(void);
  40void mx25_init_irq(void);
  41void mx27_init_irq(void);
  42void mx31_init_irq(void);
  43void mx35_init_irq(void);
  44void imx1_soc_init(void);
  45void imx21_soc_init(void);
  46void imx25_soc_init(void);
  47void imx27_soc_init(void);
  48void imx31_soc_init(void);
  49void imx35_soc_init(void);
  50void epit_timer_init(void __iomem *base, int irq);
  51void mxc_timer_init(void __iomem *, int);
  52int mx1_clocks_init(unsigned long fref);
  53int mx21_clocks_init(unsigned long lref, unsigned long fref);
  54int mx25_clocks_init(void);
  55int mx27_clocks_init(unsigned long fref);
  56int mx31_clocks_init(unsigned long fref);
  57int mx35_clocks_init(void);
  58int mx31_clocks_init_dt(void);
  59struct platform_device *mxc_register_gpio(char *name, int id,
  60        resource_size_t iobase, resource_size_t iosize, int irq, int irq_high);
  61void mxc_set_cpu_type(unsigned int type);
  62void mxc_restart(enum reboot_mode, const char *);
  63void mxc_arch_reset_init(void __iomem *);
  64int mx51_revision(void);
  65int mx53_revision(void);
  66void imx_set_aips(void __iomem *);
  67void imx_aips_allow_unprivileged_access(const char *compat);
  68int mxc_device_init(void);
  69void imx_set_soc_revision(unsigned int rev);
  70unsigned int imx_get_soc_revision(void);
  71void imx_init_revision_from_anatop(void);
  72struct device *imx_soc_device_init(void);
  73void imx6_enable_rbc(bool enable);
  74void imx_gpc_set_arm_power_in_lpm(bool power_off);
  75void imx_gpc_set_arm_power_up_timing(u32 sw2iso, u32 sw);
  76void imx_gpc_set_arm_power_down_timing(u32 sw2iso, u32 sw);
  77
  78enum mxc_cpu_pwr_mode {
  79        WAIT_CLOCKED,           /* wfi only */
  80        WAIT_UNCLOCKED,         /* WAIT */
  81        WAIT_UNCLOCKED_POWER_OFF,       /* WAIT + SRPG */
  82        STOP_POWER_ON,          /* just STOP */
  83        STOP_POWER_OFF,         /* STOP + SRPG */
  84};
  85
  86enum mx3_cpu_pwr_mode {
  87        MX3_RUN,
  88        MX3_WAIT,
  89        MX3_DOZE,
  90        MX3_SLEEP,
  91};
  92
  93void mx3_cpu_lp_set(enum mx3_cpu_pwr_mode mode);
  94void imx_print_silicon_rev(const char *cpu, int srev);
  95
  96void imx_enable_cpu(int cpu, bool enable);
  97void imx_set_cpu_jump(int cpu, void *jump_addr);
  98u32 imx_get_cpu_arg(int cpu);
  99void imx_set_cpu_arg(int cpu, u32 arg);
 100#ifdef CONFIG_SMP
 101void v7_secondary_startup(void);
 102void imx_scu_map_io(void);
 103void imx_smp_prepare(void);
 104#else
 105static inline void imx_scu_map_io(void) {}
 106static inline void imx_smp_prepare(void) {}
 107#endif
 108void imx_src_init(void);
 109void imx_gpc_init(void);
 110void imx_gpc_pre_suspend(bool arm_power_off);
 111void imx_gpc_post_resume(void);
 112void imx_gpc_mask_all(void);
 113void imx_gpc_restore_all(void);
 114void imx_gpc_hwirq_mask(unsigned int hwirq);
 115void imx_gpc_hwirq_unmask(unsigned int hwirq);
 116void imx_anatop_init(void);
 117void imx_anatop_pre_suspend(void);
 118void imx_anatop_post_resume(void);
 119int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode);
 120void imx6q_set_int_mem_clk_lpm(bool enable);
 121void imx6sl_set_wait_clk(bool enter);
 122int imx_mmdc_get_ddr_type(void);
 123
 124void imx_cpu_die(unsigned int cpu);
 125int imx_cpu_kill(unsigned int cpu);
 126
 127#ifdef CONFIG_SUSPEND
 128void v7_cpu_resume(void);
 129void imx6_suspend(void __iomem *ocram_vbase);
 130#else
 131static inline void v7_cpu_resume(void) {}
 132static inline void imx6_suspend(void __iomem *ocram_vbase) {}
 133#endif
 134
 135void imx6q_pm_init(void);
 136void imx6dl_pm_init(void);
 137void imx6sl_pm_init(void);
 138void imx6sx_pm_init(void);
 139void imx6q_pm_set_ccm_base(void __iomem *base);
 140
 141#ifdef CONFIG_PM
 142void imx51_pm_init(void);
 143void imx53_pm_init(void);
 144void imx5_pm_set_ccm_base(void __iomem *base);
 145#else
 146static inline void imx51_pm_init(void) {}
 147static inline void imx53_pm_init(void) {}
 148static inline void imx5_pm_set_ccm_base(void __iomem *base) {}
 149#endif
 150
 151#ifdef CONFIG_NEON
 152int mx51_neon_fixup(void);
 153#else
 154static inline int mx51_neon_fixup(void) { return 0; }
 155#endif
 156
 157#ifdef CONFIG_CACHE_L2X0
 158void imx_init_l2cache(void);
 159#else
 160static inline void imx_init_l2cache(void) {}
 161#endif
 162
 163extern struct smp_operations imx_smp_ops;
 164extern struct smp_operations ls1021a_smp_ops;
 165
 166#endif
 167