xref: /openbmc/linux/drivers/soc/samsung/exynos-pmu.h (revision 5d0e4d78)
1 /*
2  * Copyright (c) 2015 Samsung Electronics Co., Ltd.
3  *		http://www.samsung.com
4  *
5  * Header for EXYNOS PMU Driver support
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  */
11 
12 #ifndef __EXYNOS_PMU_H
13 #define __EXYNOS_PMU_H
14 
15 #include <linux/io.h>
16 
17 #define PMU_TABLE_END	(-1U)
18 
19 struct exynos_pmu_conf {
20 	unsigned int offset;
21 	u8 val[NUM_SYS_POWERDOWN];
22 };
23 
24 struct exynos_pmu_data {
25 	const struct exynos_pmu_conf *pmu_config;
26 	const struct exynos_pmu_conf *pmu_config_extra;
27 
28 	void (*pmu_init)(void);
29 	void (*powerdown_conf)(enum sys_powerdown);
30 	void (*powerdown_conf_extra)(enum sys_powerdown);
31 };
32 
33 extern void __iomem *pmu_base_addr;
34 
35 #ifdef CONFIG_EXYNOS_PMU_ARM_DRIVERS
36 /* list of all exported SoC specific data */
37 extern const struct exynos_pmu_data exynos3250_pmu_data;
38 extern const struct exynos_pmu_data exynos4210_pmu_data;
39 extern const struct exynos_pmu_data exynos4212_pmu_data;
40 extern const struct exynos_pmu_data exynos4412_pmu_data;
41 extern const struct exynos_pmu_data exynos5250_pmu_data;
42 extern const struct exynos_pmu_data exynos5420_pmu_data;
43 #endif
44 
45 extern void pmu_raw_writel(u32 val, u32 offset);
46 extern u32 pmu_raw_readl(u32 offset);
47 #endif /* __EXYNOS_PMU_H */
48