| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| /* | |
| * Functions to access SY3686A power management chip. | |
| * | |
| * Copyright (C) 2021 reMarkable AS - http://www.remarkable.com/ | |
| */ | |
| #ifndef __MFD_SY7636A_H | |
| #define __MFD_SY7636A_H | |
| #define SY7636A_REG_OPERATION_MODE_CRL 0x00 | |
| /* It is set if a gpio is used to control the regulator */ | |
| #define SY7636A_OPERATION_MODE_CRL_VCOMCTL BIT(6) | |
| #define SY7636A_OPERATION_MODE_CRL_ONOFF BIT(7) | |
| #define SY7636A_REG_VCOM_ADJUST_CTRL_L 0x01 | |
| #define SY7636A_REG_VCOM_ADJUST_CTRL_H 0x02 | |
| #define SY7636A_REG_VCOM_ADJUST_CTRL_MASK 0x01ff | |
| #define SY7636A_REG_VLDO_VOLTAGE_ADJULST_CTRL 0x03 | |
| #define SY7636A_REG_POWER_ON_DELAY_TIME 0x06 | |
| #define SY7636A_REG_FAULT_FLAG 0x07 | |
| #define SY7636A_FAULT_FLAG_PG BIT(0) | |
| #define SY7636A_REG_TERMISTOR_READOUT 0x08 | |
| #define SY7636A_REG_MAX 0x08 | |
| #define VCOM_ADJUST_CTRL_MASK 0x1ff | |
| // Used to shift the high byte | |
| #define VCOM_ADJUST_CTRL_SHIFT 8 | |
| // Used to scale from VCOM_ADJUST_CTRL to mv | |
| #define VCOM_ADJUST_CTRL_SCAL 10000 | |
| #define FAULT_FLAG_SHIFT 1 | |
| #endif /* __LINUX_MFD_SY7636A_H */ |