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