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Linux/arch/arm/mach-imx/common.h

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  1 /*
  2  * Copyright 2004-2013 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 struct platform_device;
 15 struct pt_regs;
 16 struct clk;
 17 enum mxc_cpu_pwr_mode;
 18 
 19 extern void mx1_map_io(void);
 20 extern void mx21_map_io(void);
 21 extern void mx25_map_io(void);
 22 extern void mx27_map_io(void);
 23 extern void mx31_map_io(void);
 24 extern void mx35_map_io(void);
 25 extern void mx51_map_io(void);
 26 extern void mx53_map_io(void);
 27 extern void imx1_init_early(void);
 28 extern void imx21_init_early(void);
 29 extern void imx25_init_early(void);
 30 extern void imx27_init_early(void);
 31 extern void imx31_init_early(void);
 32 extern void imx35_init_early(void);
 33 extern void imx51_init_early(void);
 34 extern void imx53_init_early(void);
 35 extern void mxc_init_irq(void __iomem *);
 36 extern void tzic_init_irq(void __iomem *);
 37 extern void mx1_init_irq(void);
 38 extern void mx21_init_irq(void);
 39 extern void mx25_init_irq(void);
 40 extern void mx27_init_irq(void);
 41 extern void mx31_init_irq(void);
 42 extern void mx35_init_irq(void);
 43 extern void mx51_init_irq(void);
 44 extern void mx53_init_irq(void);
 45 extern void imx1_soc_init(void);
 46 extern void imx21_soc_init(void);
 47 extern void imx25_soc_init(void);
 48 extern void imx27_soc_init(void);
 49 extern void imx31_soc_init(void);
 50 extern void imx35_soc_init(void);
 51 extern void imx51_soc_init(void);
 52 extern void imx51_init_late(void);
 53 extern void imx53_init_late(void);
 54 extern void epit_timer_init(void __iomem *base, int irq);
 55 extern void mxc_timer_init(void __iomem *, int);
 56 extern int mx1_clocks_init(unsigned long fref);
 57 extern int mx21_clocks_init(unsigned long lref, unsigned long fref);
 58 extern int mx25_clocks_init(void);
 59 extern int mx27_clocks_init(unsigned long fref);
 60 extern int mx31_clocks_init(unsigned long fref);
 61 extern int mx35_clocks_init(void);
 62 extern int mx51_clocks_init(unsigned long ckil, unsigned long osc,
 63                         unsigned long ckih1, unsigned long ckih2);
 64 extern int mx53_clocks_init(unsigned long ckil, unsigned long osc,
 65                         unsigned long ckih1, unsigned long ckih2);
 66 extern int mx25_clocks_init_dt(void);
 67 extern int mx27_clocks_init_dt(void);
 68 extern int mx31_clocks_init_dt(void);
 69 extern int mx51_clocks_init_dt(void);
 70 extern int mx53_clocks_init_dt(void);
 71 extern int mx6q_clocks_init(void);
 72 extern struct platform_device *mxc_register_gpio(char *name, int id,
 73         resource_size_t iobase, resource_size_t iosize, int irq, int irq_high);
 74 extern void mxc_set_cpu_type(unsigned int type);
 75 extern void mxc_restart(char, const char *);
 76 extern void mxc_arch_reset_init(void __iomem *);
 77 extern int mx53_revision(void);
 78 extern int imx6q_revision(void);
 79 extern int mx53_display_revision(void);
 80 extern void imx_set_aips(void __iomem *);
 81 extern int mxc_device_init(void);
 82 
 83 enum mxc_cpu_pwr_mode {
 84         WAIT_CLOCKED,           /* wfi only */
 85         WAIT_UNCLOCKED,         /* WAIT */
 86         WAIT_UNCLOCKED_POWER_OFF,       /* WAIT + SRPG */
 87         STOP_POWER_ON,          /* just STOP */
 88         STOP_POWER_OFF,         /* STOP + SRPG */
 89 };
 90 
 91 enum mx3_cpu_pwr_mode {
 92         MX3_RUN,
 93         MX3_WAIT,
 94         MX3_DOZE,
 95         MX3_SLEEP,
 96 };
 97 
 98 extern void mx3_cpu_lp_set(enum mx3_cpu_pwr_mode mode);
 99 extern void imx_print_silicon_rev(const char *cpu, int srev);
100 
101 void avic_handle_irq(struct pt_regs *);
102 void tzic_handle_irq(struct pt_regs *);
103 
104 #define imx1_handle_irq avic_handle_irq
105 #define imx21_handle_irq avic_handle_irq
106 #define imx25_handle_irq avic_handle_irq
107 #define imx27_handle_irq avic_handle_irq
108 #define imx31_handle_irq avic_handle_irq
109 #define imx35_handle_irq avic_handle_irq
110 #define imx51_handle_irq tzic_handle_irq
111 #define imx53_handle_irq tzic_handle_irq
112 
113 extern void imx_enable_cpu(int cpu, bool enable);
114 extern void imx_set_cpu_jump(int cpu, void *jump_addr);
115 extern u32 imx_get_cpu_arg(int cpu);
116 extern void imx_set_cpu_arg(int cpu, u32 arg);
117 extern void v7_cpu_resume(void);
118 #ifdef CONFIG_SMP
119 extern void v7_secondary_startup(void);
120 extern void imx_scu_map_io(void);
121 extern void imx_smp_prepare(void);
122 extern void imx_scu_standby_enable(void);
123 #else
124 static inline void imx_scu_map_io(void) {}
125 static inline void imx_smp_prepare(void) {}
126 static inline void imx_scu_standby_enable(void) {}
127 #endif
128 extern void imx_src_init(void);
129 extern void imx_src_prepare_restart(void);
130 extern void imx_gpc_init(void);
131 extern void imx_gpc_pre_suspend(void);
132 extern void imx_gpc_post_resume(void);
133 extern void imx_gpc_mask_all(void);
134 extern void imx_gpc_restore_all(void);
135 extern void imx_anatop_init(void);
136 extern void imx_anatop_pre_suspend(void);
137 extern void imx_anatop_post_resume(void);
138 extern void imx_anatop_usb_chrg_detect_disable(void);
139 extern u32 imx_anatop_get_digprog(void);
140 extern int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode);
141 extern void imx6q_set_chicken_bit(void);
142 
143 extern void imx_cpu_die(unsigned int cpu);
144 extern int imx_cpu_kill(unsigned int cpu);
145 
146 #ifdef CONFIG_PM
147 extern void imx6q_pm_init(void);
148 extern void imx51_pm_init(void);
149 extern void imx53_pm_init(void);
150 #else
151 static inline void imx6q_pm_init(void) {}
152 static inline void imx51_pm_init(void) {}
153 static inline void imx53_pm_init(void) {}
154 #endif
155 
156 #ifdef CONFIG_NEON
157 extern int mx51_neon_fixup(void);
158 #else
159 static inline int mx51_neon_fixup(void) { return 0; }
160 #endif
161 
162 extern struct smp_operations imx_smp_ops;
163 
164 #endif
165 

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