linux-imx

/*

 * Voltage regulation driver for active-semi ACT8945A PMIC

 *

 * Copyright (C) 2015 Atmel Corporation

 *

 * Author: Wenyou Yang <wenyou.yang@atmel.com>

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License as

 * published by the Free Software Foundation; either version 2 of the

 * License, or (at your option) any later version.

 *

 */

​

#include <linux/module.h>

#include <linux/of_device.h>

#include <linux/platform_device.h>

#include <linux/regmap.h>

#include <linux/regulator/driver.h>

#include <linux/regulator/machine.h>

#include <dt-bindings/regulator/active-semi,8945a-regulator.h>

​

/**

 * ACT8945A Global Register Map.

 */

#define ACT8945A_SYS_MODE   0x00

#define ACT8945A_SYS_CTRL   0x01

#define ACT8945A_SYS_UNLK_REGS  0x0b

#define ACT8945A_DCDC1_VSET1    0x20

#define ACT8945A_DCDC1_VSET2    0x21

#define ACT8945A_DCDC1_CTRL 0x22

#define ACT8945A_DCDC1_SUS  0x24

#define ACT8945A_DCDC2_VSET1    0x30

#define ACT8945A_DCDC2_VSET2    0x31

#define ACT8945A_DCDC2_CTRL 0x32

#define ACT8945A_DCDC2_SUS  0x34

#define ACT8945A_DCDC3_VSET1    0x40

#define ACT8945A_DCDC3_VSET2    0x41

#define ACT8945A_DCDC3_CTRL 0x42

#define ACT8945A_DCDC3_SUS  0x44

#define ACT8945A_LDO1_VSET  0x50

#define ACT8945A_LDO1_CTRL  0x51

#define ACT8945A_LDO1_SUS   0x52

#define ACT8945A_LDO2_VSET  0x54

#define ACT8945A_LDO2_CTRL  0x55

#define ACT8945A_LDO2_SUS   0x56

#define ACT8945A_LDO3_VSET  0x60

#define ACT8945A_LDO3_CTRL  0x61

#define ACT8945A_LDO3_SUS   0x62

#define ACT8945A_LDO4_VSET  0x64

#define ACT8945A_LDO4_CTRL  0x65

#define ACT8945A_LDO4_SUS   0x66

​

/**

 * Field Definitions.

 */

#define ACT8945A_ENA        0x80    /* ON - [7] */

#define ACT8945A_VSEL_MASK  0x3F    /* VSET - [5:0] */

​

/**

 * ACT8945A Voltage Number

 */

#define ACT8945A_VOLTAGE_NUM    64