1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Header file for device driver Hi6421 PMIC
4 *
5 * Copyright (c) <2011-2014> HiSilicon Technologies Co., Ltd.
6 * http://www.hisilicon.com
7 * Copyright (c) <2013-2014> Linaro Ltd.
8 * http://www.linaro.org
9 *
10 * Author: Guodong Xu <guodong.xu@linaro.org>
11 */
12
13 #ifndef __HI6421_PMIC_H
14 #define __HI6421_PMIC_H
15
16 /* Hi6421 registers are mapped to memory bus in 4 bytes stride */
17 #define HI6421_REG_TO_BUS_ADDR(x) (x << 2)
18
19 /* Hi6421 maximum register number */
20 #define HI6421_REG_MAX 0xFF
21
22 /* Hi6421 OCP (over current protection) and DEB (debounce) control register */
23 #define HI6421_OCP_DEB_CTRL_REG HI6421_REG_TO_BUS_ADDR(0x51)
24 #define HI6421_OCP_DEB_SEL_MASK 0x0C
25 #define HI6421_OCP_DEB_SEL_8MS 0x00
26 #define HI6421_OCP_DEB_SEL_16MS 0x04
27 #define HI6421_OCP_DEB_SEL_32MS 0x08
28 #define HI6421_OCP_DEB_SEL_64MS 0x0C
29 #define HI6421_OCP_EN_DEBOUNCE_MASK 0x02
30 #define HI6421_OCP_EN_DEBOUNCE_ENABLE 0x02
31 #define HI6421_OCP_AUTO_STOP_MASK 0x01
32 #define HI6421_OCP_AUTO_STOP_ENABLE 0x01
33
34 struct hi6421_pmic {
35 struct regmap *regmap;
36 };
37
38 enum hi6421_type {
39 HI6421 = 0,
40 HI6421_V530,
41 };
42
43 #endif /* __HI6421_PMIC_H */