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