linux-imx

/*

 * Device access for Dialog DA9055 PMICs.

 *

 * Copyright(c) 2012 Dialog Semiconductor Ltd.

 *

 * Author: David Dajun Chen <dchen@diasemi.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/device.h>

#include <linux/input.h>

#include <linux/irq.h>

#include <linux/mutex.h>

​

#include <linux/mfd/core.h>

#include <linux/mfd/da9055/core.h>

#include <linux/mfd/da9055/pdata.h>

#include <linux/mfd/da9055/reg.h>

​

#define DA9055_IRQ_NONKEY_MASK      0x01

#define DA9055_IRQ_ALM_MASK     0x02

#define DA9055_IRQ_TICK_MASK        0x04

#define DA9055_IRQ_ADC_MASK     0x08

#define DA9055_IRQ_BUCK_ILIM_MASK   0x08

​

static bool da9055_register_readable(struct device *dev, unsigned int reg)

{

    switch (reg) {

    case DA9055_REG_STATUS_A:

    case DA9055_REG_STATUS_B:

    case DA9055_REG_EVENT_A:

    case DA9055_REG_EVENT_B:

    case DA9055_REG_EVENT_C:

    case DA9055_REG_IRQ_MASK_A:

    case DA9055_REG_IRQ_MASK_B:

    case DA9055_REG_IRQ_MASK_C:

​

    case DA9055_REG_CONTROL_A:

    case DA9055_REG_CONTROL_B:

    case DA9055_REG_CONTROL_C:

    case DA9055_REG_CONTROL_D:

    case DA9055_REG_CONTROL_E:

​

    case DA9055_REG_ADC_MAN:

    case DA9055_REG_ADC_CONT:

    case DA9055_REG_VSYS_MON:

    case DA9055_REG_ADC_RES_L:

    case DA9055_REG_ADC_RES_H:

    case DA9055_REG_VSYS_RES:

    case DA9055_REG_ADCIN1_RES:

    case DA9055_REG_ADCIN2_RES:

    case DA9055_REG_ADCIN3_RES:

​

    case DA9055_REG_COUNT_S:

    case DA9055_REG_COUNT_MI:

    case DA9055_REG_COUNT_H:

    case DA9055_REG_COUNT_D:

    case DA9055_REG_COUNT_MO:

    case DA9055_REG_COUNT_Y:

    case DA9055_REG_ALARM_H:

    case DA9055_REG_ALARM_D:

    case DA9055_REG_ALARM_MI:

    case DA9055_REG_ALARM_MO:

    case DA9055_REG_ALARM_Y:

​

    case DA9055_REG_GPIO0_1:

    case DA9055_REG_GPIO2:

    case DA9055_REG_GPIO_MODE0_2:

​

    case DA9055_REG_BCORE_CONT:

    case DA9055_REG_BMEM_CONT:

    case DA9055_REG_LDO1_CONT:

    case DA9055_REG_LDO2_CONT:

    case DA9055_REG_LDO3_CONT:

    case DA9055_REG_LDO4_CONT:

    case DA9055_REG_LDO5_CONT:

    case DA9055_REG_LDO6_CONT:

    case DA9055_REG_BUCK_LIM:

    case DA9055_REG_BCORE_MODE:

    case DA9055_REG_VBCORE_A:

    case DA9055_REG_VBMEM_A:

    case DA9055_REG_VLDO1_A:

    case DA9055_REG_VLDO2_A:

    case DA9055_REG_VLDO3_A:

    case DA9055_REG_VLDO4_A:

    case DA9055_REG_VLDO5_A:

    case DA9055_REG_VLDO6_A: