Quelle  sy7636a.h

/* 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 */