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 * https://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 */ 44