741 lines
17 KiB
C
741 lines
17 KiB
C
/*
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* Base driver for Marvell 88PM8607
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*
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* Copyright (C) 2009 Marvell International Ltd.
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* Haojian Zhuang <haojian.zhuang@marvell.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/i2c.h>
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#include <linux/irq.h>
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#include <linux/interrupt.h>
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#include <linux/platform_device.h>
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#include <linux/mfd/core.h>
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#include <linux/mfd/88pm860x.h>
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#define INT_STATUS_NUM 3
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char pm860x_backlight_name[][MFD_NAME_SIZE] = {
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"backlight-0",
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"backlight-1",
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"backlight-2",
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};
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EXPORT_SYMBOL(pm860x_backlight_name);
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char pm860x_led_name[][MFD_NAME_SIZE] = {
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"led0-red",
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"led0-green",
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"led0-blue",
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"led1-red",
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"led1-green",
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"led1-blue",
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};
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EXPORT_SYMBOL(pm860x_led_name);
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#define PM8606_BACKLIGHT_RESOURCE(_i, _x) \
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{ \
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.name = pm860x_backlight_name[_i], \
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.start = PM8606_##_x, \
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.end = PM8606_##_x, \
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.flags = IORESOURCE_IO, \
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}
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static struct resource backlight_resources[] = {
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PM8606_BACKLIGHT_RESOURCE(PM8606_BACKLIGHT1, WLED1A),
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PM8606_BACKLIGHT_RESOURCE(PM8606_BACKLIGHT2, WLED2A),
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PM8606_BACKLIGHT_RESOURCE(PM8606_BACKLIGHT3, WLED3A),
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};
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#define PM8606_BACKLIGHT_DEVS(_i) \
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{ \
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.name = "88pm860x-backlight", \
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.num_resources = 1, \
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.resources = &backlight_resources[_i], \
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.id = _i, \
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}
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static struct mfd_cell backlight_devs[] = {
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PM8606_BACKLIGHT_DEVS(PM8606_BACKLIGHT1),
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PM8606_BACKLIGHT_DEVS(PM8606_BACKLIGHT2),
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PM8606_BACKLIGHT_DEVS(PM8606_BACKLIGHT3),
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};
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#define PM8606_LED_RESOURCE(_i, _x) \
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{ \
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.name = pm860x_led_name[_i], \
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.start = PM8606_##_x, \
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.end = PM8606_##_x, \
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.flags = IORESOURCE_IO, \
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}
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static struct resource led_resources[] = {
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PM8606_LED_RESOURCE(PM8606_LED1_RED, RGB2B),
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PM8606_LED_RESOURCE(PM8606_LED1_GREEN, RGB2C),
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PM8606_LED_RESOURCE(PM8606_LED1_BLUE, RGB2D),
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PM8606_LED_RESOURCE(PM8606_LED2_RED, RGB1B),
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PM8606_LED_RESOURCE(PM8606_LED2_GREEN, RGB1C),
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PM8606_LED_RESOURCE(PM8606_LED2_BLUE, RGB1D),
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};
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#define PM8606_LED_DEVS(_i) \
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{ \
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.name = "88pm860x-led", \
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.num_resources = 1, \
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.resources = &led_resources[_i], \
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.id = _i, \
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}
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static struct mfd_cell led_devs[] = {
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PM8606_LED_DEVS(PM8606_LED1_RED),
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PM8606_LED_DEVS(PM8606_LED1_GREEN),
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PM8606_LED_DEVS(PM8606_LED1_BLUE),
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PM8606_LED_DEVS(PM8606_LED2_RED),
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PM8606_LED_DEVS(PM8606_LED2_GREEN),
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PM8606_LED_DEVS(PM8606_LED2_BLUE),
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};
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static struct resource touch_resources[] = {
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{
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.start = PM8607_IRQ_PEN,
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.end = PM8607_IRQ_PEN,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct mfd_cell touch_devs[] = {
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{
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.name = "88pm860x-touch",
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.num_resources = 1,
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.resources = &touch_resources[0],
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},
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};
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#define PM8607_REG_RESOURCE(_start, _end) \
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{ \
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.start = PM8607_##_start, \
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.end = PM8607_##_end, \
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.flags = IORESOURCE_IO, \
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}
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static struct resource power_supply_resources[] = {
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{
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.name = "88pm860x-power",
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.start = PM8607_IRQ_CHG,
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.end = PM8607_IRQ_CHG,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct mfd_cell power_devs[] = {
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{
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.name = "88pm860x-power",
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.num_resources = 1,
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.resources = &power_supply_resources[0],
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.id = -1,
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},
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};
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static struct resource onkey_resources[] = {
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{
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.name = "88pm860x-onkey",
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.start = PM8607_IRQ_ONKEY,
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.end = PM8607_IRQ_ONKEY,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct mfd_cell onkey_devs[] = {
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{
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.name = "88pm860x-onkey",
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.num_resources = 1,
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.resources = &onkey_resources[0],
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.id = -1,
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},
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};
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static struct resource regulator_resources[] = {
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PM8607_REG_RESOURCE(BUCK1, BUCK1),
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PM8607_REG_RESOURCE(BUCK2, BUCK2),
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PM8607_REG_RESOURCE(BUCK3, BUCK3),
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PM8607_REG_RESOURCE(LDO1, LDO1),
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PM8607_REG_RESOURCE(LDO2, LDO2),
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PM8607_REG_RESOURCE(LDO3, LDO3),
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PM8607_REG_RESOURCE(LDO4, LDO4),
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PM8607_REG_RESOURCE(LDO5, LDO5),
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PM8607_REG_RESOURCE(LDO6, LDO6),
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PM8607_REG_RESOURCE(LDO7, LDO7),
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PM8607_REG_RESOURCE(LDO8, LDO8),
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PM8607_REG_RESOURCE(LDO9, LDO9),
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PM8607_REG_RESOURCE(LDO10, LDO10),
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PM8607_REG_RESOURCE(LDO12, LDO12),
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PM8607_REG_RESOURCE(LDO14, LDO14),
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};
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#define PM8607_REG_DEVS(_name, _id) \
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{ \
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.name = "88pm8607-" #_name, \
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.num_resources = 1, \
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.resources = ®ulator_resources[PM8607_ID_##_id], \
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.id = PM8607_ID_##_id, \
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}
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static struct mfd_cell regulator_devs[] = {
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PM8607_REG_DEVS(buck1, BUCK1),
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PM8607_REG_DEVS(buck2, BUCK2),
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PM8607_REG_DEVS(buck3, BUCK3),
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PM8607_REG_DEVS(ldo1, LDO1),
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PM8607_REG_DEVS(ldo2, LDO2),
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PM8607_REG_DEVS(ldo3, LDO3),
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PM8607_REG_DEVS(ldo4, LDO4),
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PM8607_REG_DEVS(ldo5, LDO5),
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PM8607_REG_DEVS(ldo6, LDO6),
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PM8607_REG_DEVS(ldo7, LDO7),
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PM8607_REG_DEVS(ldo8, LDO8),
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PM8607_REG_DEVS(ldo9, LDO9),
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PM8607_REG_DEVS(ldo10, LDO10),
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PM8607_REG_DEVS(ldo12, LDO12),
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PM8607_REG_DEVS(ldo14, LDO14),
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};
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struct pm860x_irq_data {
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int reg;
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int mask_reg;
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int enable; /* enable or not */
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int offs; /* bit offset in mask register */
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};
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static struct pm860x_irq_data pm860x_irqs[] = {
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[PM8607_IRQ_ONKEY] = {
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.reg = PM8607_INT_STATUS1,
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.mask_reg = PM8607_INT_MASK_1,
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.offs = 1 << 0,
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},
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[PM8607_IRQ_EXTON] = {
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.reg = PM8607_INT_STATUS1,
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.mask_reg = PM8607_INT_MASK_1,
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.offs = 1 << 1,
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},
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[PM8607_IRQ_CHG] = {
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.reg = PM8607_INT_STATUS1,
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.mask_reg = PM8607_INT_MASK_1,
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.offs = 1 << 2,
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},
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[PM8607_IRQ_BAT] = {
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.reg = PM8607_INT_STATUS1,
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.mask_reg = PM8607_INT_MASK_1,
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.offs = 1 << 3,
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},
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[PM8607_IRQ_RTC] = {
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.reg = PM8607_INT_STATUS1,
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.mask_reg = PM8607_INT_MASK_1,
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.offs = 1 << 4,
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},
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[PM8607_IRQ_CC] = {
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.reg = PM8607_INT_STATUS1,
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.mask_reg = PM8607_INT_MASK_1,
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.offs = 1 << 5,
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},
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[PM8607_IRQ_VBAT] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 0,
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},
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[PM8607_IRQ_VCHG] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 1,
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},
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[PM8607_IRQ_VSYS] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 2,
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},
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[PM8607_IRQ_TINT] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 3,
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},
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[PM8607_IRQ_GPADC0] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 4,
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},
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[PM8607_IRQ_GPADC1] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 5,
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},
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[PM8607_IRQ_GPADC2] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 6,
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},
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[PM8607_IRQ_GPADC3] = {
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.reg = PM8607_INT_STATUS2,
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.mask_reg = PM8607_INT_MASK_2,
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.offs = 1 << 7,
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},
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[PM8607_IRQ_AUDIO_SHORT] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 0,
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},
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[PM8607_IRQ_PEN] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 1,
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},
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[PM8607_IRQ_HEADSET] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 2,
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},
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[PM8607_IRQ_HOOK] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 3,
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},
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[PM8607_IRQ_MICIN] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 4,
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},
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[PM8607_IRQ_CHG_FAIL] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 5,
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},
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[PM8607_IRQ_CHG_DONE] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 6,
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},
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[PM8607_IRQ_CHG_FAULT] = {
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.reg = PM8607_INT_STATUS3,
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.mask_reg = PM8607_INT_MASK_3,
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.offs = 1 << 7,
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},
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};
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static inline struct pm860x_irq_data *irq_to_pm860x(struct pm860x_chip *chip,
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int irq)
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{
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return &pm860x_irqs[irq - chip->irq_base];
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}
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static irqreturn_t pm860x_irq(int irq, void *data)
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{
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struct pm860x_chip *chip = data;
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struct pm860x_irq_data *irq_data;
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struct i2c_client *i2c;
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int read_reg = -1, value = 0;
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int i;
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i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
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for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
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irq_data = &pm860x_irqs[i];
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if (read_reg != irq_data->reg) {
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read_reg = irq_data->reg;
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value = pm860x_reg_read(i2c, irq_data->reg);
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}
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if (value & irq_data->enable)
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handle_nested_irq(chip->irq_base + i);
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}
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return IRQ_HANDLED;
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}
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static void pm860x_irq_lock(unsigned int irq)
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{
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struct pm860x_chip *chip = get_irq_chip_data(irq);
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mutex_lock(&chip->irq_lock);
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}
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static void pm860x_irq_sync_unlock(unsigned int irq)
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{
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struct pm860x_chip *chip = get_irq_chip_data(irq);
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struct pm860x_irq_data *irq_data;
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struct i2c_client *i2c;
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static unsigned char cached[3] = {0x0, 0x0, 0x0};
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unsigned char mask[3];
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int i;
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i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
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/* Load cached value. In initial, all IRQs are masked */
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for (i = 0; i < 3; i++)
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mask[i] = cached[i];
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for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
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irq_data = &pm860x_irqs[i];
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switch (irq_data->mask_reg) {
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case PM8607_INT_MASK_1:
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mask[0] &= ~irq_data->offs;
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mask[0] |= irq_data->enable;
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break;
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case PM8607_INT_MASK_2:
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mask[1] &= ~irq_data->offs;
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mask[1] |= irq_data->enable;
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break;
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case PM8607_INT_MASK_3:
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mask[2] &= ~irq_data->offs;
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mask[2] |= irq_data->enable;
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break;
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default:
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dev_err(chip->dev, "wrong IRQ\n");
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break;
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}
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}
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/* update mask into registers */
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for (i = 0; i < 3; i++) {
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if (mask[i] != cached[i]) {
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cached[i] = mask[i];
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pm860x_reg_write(i2c, PM8607_INT_MASK_1 + i, mask[i]);
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}
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}
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mutex_unlock(&chip->irq_lock);
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}
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static void pm860x_irq_enable(unsigned int irq)
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{
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struct pm860x_chip *chip = get_irq_chip_data(irq);
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pm860x_irqs[irq - chip->irq_base].enable
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= pm860x_irqs[irq - chip->irq_base].offs;
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}
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static void pm860x_irq_disable(unsigned int irq)
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{
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struct pm860x_chip *chip = get_irq_chip_data(irq);
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pm860x_irqs[irq - chip->irq_base].enable = 0;
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}
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static struct irq_chip pm860x_irq_chip = {
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.name = "88pm860x",
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.bus_lock = pm860x_irq_lock,
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.bus_sync_unlock = pm860x_irq_sync_unlock,
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.enable = pm860x_irq_enable,
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.disable = pm860x_irq_disable,
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};
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static int __devinit device_gpadc_init(struct pm860x_chip *chip,
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struct pm860x_platform_data *pdata)
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{
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struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \
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: chip->companion;
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int use_gpadc = 0, data, ret;
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/* initialize GPADC without activating it */
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if (pdata && pdata->touch) {
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/* set GPADC MISC1 register */
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data = 0;
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data |= (pdata->touch->gpadc_prebias << 1)
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& PM8607_GPADC_PREBIAS_MASK;
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data |= (pdata->touch->slot_cycle << 3)
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& PM8607_GPADC_SLOT_CYCLE_MASK;
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data |= (pdata->touch->off_scale << 5)
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& PM8607_GPADC_OFF_SCALE_MASK;
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data |= (pdata->touch->sw_cal << 7)
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& PM8607_GPADC_SW_CAL_MASK;
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if (data) {
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ret = pm860x_reg_write(i2c, PM8607_GPADC_MISC1, data);
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if (ret < 0)
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goto out;
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}
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/* set tsi prebias time */
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if (pdata->touch->tsi_prebias) {
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data = pdata->touch->tsi_prebias;
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ret = pm860x_reg_write(i2c, PM8607_TSI_PREBIAS, data);
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if (ret < 0)
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goto out;
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}
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/* set prebias & prechg time of pen detect */
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data = 0;
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data |= pdata->touch->pen_prebias & PM8607_PD_PREBIAS_MASK;
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data |= (pdata->touch->pen_prechg << 5)
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& PM8607_PD_PRECHG_MASK;
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if (data) {
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ret = pm860x_reg_write(i2c, PM8607_PD_PREBIAS, data);
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if (ret < 0)
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goto out;
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}
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use_gpadc = 1;
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}
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|
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/* turn on GPADC */
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if (use_gpadc) {
|
|
ret = pm860x_set_bits(i2c, PM8607_GPADC_MISC1,
|
|
PM8607_GPADC_EN, PM8607_GPADC_EN);
|
|
}
|
|
out:
|
|
return ret;
|
|
}
|
|
|
|
static int __devinit device_irq_init(struct pm860x_chip *chip,
|
|
struct pm860x_platform_data *pdata)
|
|
{
|
|
struct i2c_client *i2c = (chip->id == CHIP_PM8607) ? chip->client \
|
|
: chip->companion;
|
|
unsigned char status_buf[INT_STATUS_NUM];
|
|
unsigned long flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT;
|
|
struct irq_desc *desc;
|
|
int i, data, mask, ret = -EINVAL;
|
|
int __irq;
|
|
|
|
if (!pdata || !pdata->irq_base) {
|
|
dev_warn(chip->dev, "No interrupt support on IRQ base\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
mask = PM8607_B0_MISC1_INV_INT | PM8607_B0_MISC1_INT_CLEAR
|
|
| PM8607_B0_MISC1_INT_MASK;
|
|
data = 0;
|
|
chip->irq_mode = 0;
|
|
if (pdata && pdata->irq_mode) {
|
|
/*
|
|
* irq_mode defines the way of clearing interrupt. If it's 1,
|
|
* clear IRQ by write. Otherwise, clear it by read.
|
|
* This control bit is valid from 88PM8607 B0 steping.
|
|
*/
|
|
data |= PM8607_B0_MISC1_INT_CLEAR;
|
|
chip->irq_mode = 1;
|
|
}
|
|
ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, mask, data);
|
|
if (ret < 0)
|
|
goto out;
|
|
|
|
/* mask all IRQs */
|
|
memset(status_buf, 0, INT_STATUS_NUM);
|
|
ret = pm860x_bulk_write(i2c, PM8607_INT_MASK_1,
|
|
INT_STATUS_NUM, status_buf);
|
|
if (ret < 0)
|
|
goto out;
|
|
|
|
if (chip->irq_mode) {
|
|
/* clear interrupt status by write */
|
|
memset(status_buf, 0xFF, INT_STATUS_NUM);
|
|
ret = pm860x_bulk_write(i2c, PM8607_INT_STATUS1,
|
|
INT_STATUS_NUM, status_buf);
|
|
} else {
|
|
/* clear interrupt status by read */
|
|
ret = pm860x_bulk_read(i2c, PM8607_INT_STATUS1,
|
|
INT_STATUS_NUM, status_buf);
|
|
}
|
|
if (ret < 0)
|
|
goto out;
|
|
|
|
mutex_init(&chip->irq_lock);
|
|
chip->irq_base = pdata->irq_base;
|
|
chip->core_irq = i2c->irq;
|
|
if (!chip->core_irq)
|
|
goto out;
|
|
|
|
desc = irq_to_desc(chip->core_irq);
|
|
|
|
/* register IRQ by genirq */
|
|
for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
|
|
__irq = i + chip->irq_base;
|
|
set_irq_chip_data(__irq, chip);
|
|
set_irq_chip_and_handler(__irq, &pm860x_irq_chip,
|
|
handle_edge_irq);
|
|
set_irq_nested_thread(__irq, 1);
|
|
#ifdef CONFIG_ARM
|
|
set_irq_flags(__irq, IRQF_VALID);
|
|
#else
|
|
set_irq_noprobe(__irq);
|
|
#endif
|
|
}
|
|
|
|
ret = request_threaded_irq(chip->core_irq, NULL, pm860x_irq, flags,
|
|
"88pm860x", chip);
|
|
if (ret) {
|
|
dev_err(chip->dev, "Failed to request IRQ: %d\n", ret);
|
|
chip->core_irq = 0;
|
|
}
|
|
|
|
return 0;
|
|
out:
|
|
chip->core_irq = 0;
|
|
return ret;
|
|
}
|
|
|
|
static void __devexit device_irq_exit(struct pm860x_chip *chip)
|
|
{
|
|
if (chip->core_irq)
|
|
free_irq(chip->core_irq, chip);
|
|
}
|
|
|
|
static void __devinit device_8606_init(struct pm860x_chip *chip,
|
|
struct i2c_client *i2c,
|
|
struct pm860x_platform_data *pdata)
|
|
{
|
|
int ret;
|
|
|
|
if (pdata && pdata->backlight) {
|
|
ret = mfd_add_devices(chip->dev, 0, &backlight_devs[0],
|
|
ARRAY_SIZE(backlight_devs),
|
|
&backlight_resources[0], 0);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to add backlight "
|
|
"subdev\n");
|
|
goto out_dev;
|
|
}
|
|
}
|
|
|
|
if (pdata && pdata->led) {
|
|
ret = mfd_add_devices(chip->dev, 0, &led_devs[0],
|
|
ARRAY_SIZE(led_devs),
|
|
&led_resources[0], 0);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to add led "
|
|
"subdev\n");
|
|
goto out_dev;
|
|
}
|
|
}
|
|
return;
|
|
out_dev:
|
|
mfd_remove_devices(chip->dev);
|
|
device_irq_exit(chip);
|
|
}
|
|
|
|
static void __devinit device_8607_init(struct pm860x_chip *chip,
|
|
struct i2c_client *i2c,
|
|
struct pm860x_platform_data *pdata)
|
|
{
|
|
int data, ret;
|
|
|
|
ret = pm860x_reg_read(i2c, PM8607_CHIP_ID);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret);
|
|
goto out;
|
|
}
|
|
if ((ret & PM8607_VERSION_MASK) == PM8607_VERSION)
|
|
dev_info(chip->dev, "Marvell 88PM8607 (ID: %02x) detected\n",
|
|
ret);
|
|
else {
|
|
dev_err(chip->dev, "Failed to detect Marvell 88PM8607. "
|
|
"Chip ID: %02x\n", ret);
|
|
goto out;
|
|
}
|
|
|
|
ret = pm860x_reg_read(i2c, PM8607_BUCK3);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to read BUCK3 register: %d\n", ret);
|
|
goto out;
|
|
}
|
|
if (ret & PM8607_BUCK3_DOUBLE)
|
|
chip->buck3_double = 1;
|
|
|
|
ret = pm860x_reg_read(i2c, PM8607_B0_MISC1);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to read MISC1 register: %d\n", ret);
|
|
goto out;
|
|
}
|
|
|
|
if (pdata && (pdata->i2c_port == PI2C_PORT))
|
|
data = PM8607_B0_MISC1_PI2C;
|
|
else
|
|
data = 0;
|
|
ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, PM8607_B0_MISC1_PI2C, data);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to access MISC1:%d\n", ret);
|
|
goto out;
|
|
}
|
|
|
|
ret = device_gpadc_init(chip, pdata);
|
|
if (ret < 0)
|
|
goto out;
|
|
|
|
ret = device_irq_init(chip, pdata);
|
|
if (ret < 0)
|
|
goto out;
|
|
|
|
ret = mfd_add_devices(chip->dev, 0, ®ulator_devs[0],
|
|
ARRAY_SIZE(regulator_devs),
|
|
®ulator_resources[0], 0);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to add regulator subdev\n");
|
|
goto out_dev;
|
|
}
|
|
|
|
if (pdata && pdata->touch) {
|
|
ret = mfd_add_devices(chip->dev, 0, &touch_devs[0],
|
|
ARRAY_SIZE(touch_devs),
|
|
&touch_resources[0], 0);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to add touch "
|
|
"subdev\n");
|
|
goto out_dev;
|
|
}
|
|
}
|
|
|
|
if (pdata && pdata->power) {
|
|
ret = mfd_add_devices(chip->dev, 0, &power_devs[0],
|
|
ARRAY_SIZE(power_devs),
|
|
&power_supply_resources[0], 0);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to add power supply "
|
|
"subdev\n");
|
|
goto out_dev;
|
|
}
|
|
}
|
|
|
|
ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0],
|
|
ARRAY_SIZE(onkey_devs),
|
|
&onkey_resources[0], 0);
|
|
if (ret < 0) {
|
|
dev_err(chip->dev, "Failed to add onkey subdev\n");
|
|
goto out_dev;
|
|
}
|
|
|
|
return;
|
|
out_dev:
|
|
mfd_remove_devices(chip->dev);
|
|
device_irq_exit(chip);
|
|
out:
|
|
return;
|
|
}
|
|
|
|
int pm860x_device_init(struct pm860x_chip *chip,
|
|
struct pm860x_platform_data *pdata)
|
|
{
|
|
chip->core_irq = 0;
|
|
|
|
switch (chip->id) {
|
|
case CHIP_PM8606:
|
|
device_8606_init(chip, chip->client, pdata);
|
|
break;
|
|
case CHIP_PM8607:
|
|
device_8607_init(chip, chip->client, pdata);
|
|
break;
|
|
}
|
|
|
|
if (chip->companion) {
|
|
switch (chip->id) {
|
|
case CHIP_PM8607:
|
|
device_8606_init(chip, chip->companion, pdata);
|
|
break;
|
|
case CHIP_PM8606:
|
|
device_8607_init(chip, chip->companion, pdata);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void pm860x_device_exit(struct pm860x_chip *chip)
|
|
{
|
|
device_irq_exit(chip);
|
|
mfd_remove_devices(chip->dev);
|
|
}
|
|
|
|
MODULE_DESCRIPTION("PMIC Driver for Marvell 88PM860x");
|
|
MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
|
|
MODULE_LICENSE("GPL");
|