xref: /openbmc/linux/drivers/soc/samsung/exynos-pmu.h (revision fb574682)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2015 Samsung Electronics Co., Ltd.
4  *		http://www.samsung.com
5  *
6  * Header for Exynos PMU Driver support
7  */
8 
9 #ifndef __EXYNOS_PMU_H
10 #define __EXYNOS_PMU_H
11 
12 #include <linux/io.h>
13 
14 #define PMU_TABLE_END	(-1U)
15 
16 struct exynos_pmu_conf {
17 	unsigned int offset;
18 	u8 val[NUM_SYS_POWERDOWN];
19 };
20 
21 struct exynos_pmu_data {
22 	const struct exynos_pmu_conf *pmu_config;
23 
24 	void (*pmu_init)(void);
25 	void (*powerdown_conf)(enum sys_powerdown);
26 	void (*powerdown_conf_extra)(enum sys_powerdown);
27 };
28 
29 extern void __iomem *pmu_base_addr;
30 
31 #ifdef CONFIG_EXYNOS_PMU_ARM_DRIVERS
32 /* list of all exported SoC specific data */
33 extern const struct exynos_pmu_data exynos3250_pmu_data;
34 extern const struct exynos_pmu_data exynos4210_pmu_data;
35 extern const struct exynos_pmu_data exynos4412_pmu_data;
36 extern const struct exynos_pmu_data exynos5250_pmu_data;
37 extern const struct exynos_pmu_data exynos5420_pmu_data;
38 #endif
39 
40 extern void pmu_raw_writel(u32 val, u32 offset);
41 extern u32 pmu_raw_readl(u32 offset);
42 #endif /* __EXYNOS_PMU_H */
43