1 /*
2 * Copyright 2004-2007 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 clk;
16 enum mxc_cpu_pwr_mode;
17
18 extern void mx1_map_io(void);
19 extern void mx21_map_io(void);
20 extern void mx25_map_io(void);
21 extern void mx27_map_io(void);
22 extern void mx31_map_io(void);
23 extern void mx35_map_io(void);
24 extern void mx50_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 imx50_init_early(void);
34 extern void imx51_init_early(void);
35 extern void imx53_init_early(void);
36 extern void mxc_init_irq(void __iomem *);
37 extern void tzic_init_irq(void __iomem *);
38 extern void mx1_init_irq(void);
39 extern void mx21_init_irq(void);
40 extern void mx25_init_irq(void);
41 extern void mx27_init_irq(void);
42 extern void mx31_init_irq(void);
43 extern void mx35_init_irq(void);
44 extern void mx50_init_irq(void);
45 extern void mx51_init_irq(void);
46 extern void mx53_init_irq(void);
47 extern void imx1_soc_init(void);
48 extern void imx21_soc_init(void);
49 extern void imx25_soc_init(void);
50 extern void imx27_soc_init(void);
51 extern void imx31_soc_init(void);
52 extern void imx35_soc_init(void);
53 extern void imx50_soc_init(void);
54 extern void imx51_soc_init(void);
55 extern void imx53_soc_init(void);
56 extern void epit_timer_init(struct clk *timer_clk, void __iomem *base, int irq);
57 extern void mxc_timer_init(struct clk *timer_clk, void __iomem *, int);
58 extern int mx1_clocks_init(unsigned long fref);
59 extern int mx21_clocks_init(unsigned long lref, unsigned long fref);
60 extern int mx25_clocks_init(void);
61 extern int mx27_clocks_init(unsigned long fref);
62 extern int mx31_clocks_init(unsigned long fref);
63 extern int mx35_clocks_init(void);
64 extern int mx51_clocks_init(unsigned long ckil, unsigned long osc,
65 unsigned long ckih1, unsigned long ckih2);
66 extern int mx53_clocks_init(unsigned long ckil, unsigned long osc,
67 unsigned long ckih1, unsigned long ckih2);
68 extern int mx27_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 mx53_display_revision(void);
79 extern void imx_set_aips(void __iomem *);
80
81 enum mxc_cpu_pwr_mode {
82 WAIT_CLOCKED, /* wfi only */
83 WAIT_UNCLOCKED, /* WAIT */
84 WAIT_UNCLOCKED_POWER_OFF, /* WAIT + SRPG */
85 STOP_POWER_ON, /* just STOP */
86 STOP_POWER_OFF, /* STOP + SRPG */
87 };
88
89 enum mx3_cpu_pwr_mode {
90 MX3_RUN,
91 MX3_WAIT,
92 MX3_DOZE,
93 MX3_SLEEP,
94 };
95
96 extern void mx3_cpu_lp_set(enum mx3_cpu_pwr_mode mode);
97 extern void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode);
98 extern void imx_print_silicon_rev(const char *cpu, int srev);
99
100 void avic_handle_irq(struct pt_regs *);
101 void tzic_handle_irq(struct pt_regs *);
102
103 #define imx1_handle_irq avic_handle_irq
104 #define imx21_handle_irq avic_handle_irq
105 #define imx25_handle_irq avic_handle_irq
106 #define imx27_handle_irq avic_handle_irq
107 #define imx31_handle_irq avic_handle_irq
108 #define imx35_handle_irq avic_handle_irq
109 #define imx50_handle_irq tzic_handle_irq
110 #define imx51_handle_irq tzic_handle_irq
111 #define imx53_handle_irq tzic_handle_irq
112 #define imx6q_handle_irq gic_handle_irq
113
114 extern void imx_enable_cpu(int cpu, bool enable);
115 extern void imx_set_cpu_jump(int cpu, void *jump_addr);
116 #ifdef CONFIG_DEBUG_LL
117 extern void imx_lluart_map_io(void);
118 #else
imx_lluart_map_io(void)119 static inline void imx_lluart_map_io(void) {}
120 #endif
121 extern void v7_cpu_resume(void);
122 extern u32 *pl310_get_save_ptr(void);
123 #ifdef CONFIG_SMP
124 extern void v7_secondary_startup(void);
125 extern void imx_scu_map_io(void);
126 extern void imx_smp_prepare(void);
127 #else
imx_scu_map_io(void)128 static inline void imx_scu_map_io(void) {}
imx_smp_prepare(void)129 static inline void imx_smp_prepare(void) {}
130 #endif
131 extern void imx_enable_cpu(int cpu, bool enable);
132 extern void imx_set_cpu_jump(int cpu, void *jump_addr);
133 extern void imx_src_init(void);
134 extern void imx_src_prepare_restart(void);
135 extern void imx_gpc_init(void);
136 extern void imx_gpc_pre_suspend(void);
137 extern void imx_gpc_post_resume(void);
138 extern void imx51_babbage_common_init(void);
139 extern void imx53_ard_common_init(void);
140 extern void imx53_evk_common_init(void);
141 extern void imx53_qsb_common_init(void);
142 extern void imx53_smd_common_init(void);
143 extern int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode);
144 extern void imx6q_clock_map_io(void);
145
146 #ifdef CONFIG_PM
147 extern void imx6q_pm_init(void);
148 #else
imx6q_pm_init(void)149 static inline void imx6q_pm_init(void) {}
150 #endif
151
152 #endif
153