mfd: tps65912: Add new mfd device

The tps65912 chip is a power management IC. It contains the following
components:

- Regulators
- GPIO controller

The core driver is registered as a platform driver, it provides communication
through I2C and SPI interfaces.

Signed-off-by: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Margarita Olaya 2011-06-09 14:50:00 -05:00 committed by Samuel Ortiz
parent 8504d63804
commit 36e52873c6
6 changed files with 792 additions and 0 deletions

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@ -171,6 +171,28 @@ config MFD_TPS6586X
This driver can also be built as a module. If so, the module
will be called tps6586x.
config MFD_TPS65912
bool "TPS65912 PMIC"
depends on GPIOLIB
config MFD_TPS65912_I2C
bool "TPS95612 Power Management chip with I2C"
select MFD_CORE
select MFD_TPS65912
depends on I2C=y && GPIOLIB
help
If you say yes here you get support for the TPS65912 series of
PM chips with I2C interface.
config MFD_TPS65912_SPI
bool "TPS65912 Power Management chip with SPI"
select MFD_CORE
select MFD_TPS65912
depends on SPI_MASTER && GPIOLIB
help
If you say yes here you get support for the TPS65912 series of
PM chips with SPI interface.
config MENELAUS
bool "Texas Instruments TWL92330/Menelaus PM chip"
depends on I2C=y && ARCH_OMAP2

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@ -36,6 +36,10 @@ obj-$(CONFIG_MFD_WM8994) += wm8994-core.o wm8994-irq.o
obj-$(CONFIG_TPS6105X) += tps6105x.o
obj-$(CONFIG_TPS65010) += tps65010.o
obj-$(CONFIG_TPS6507X) += tps6507x.o
tps65912-objs := tps65912-core.o
obj-$(CONFIG_MFD_TPS65912) += tps65912.o
obj-$(CONFIG_MFD_TPS65912_I2C) += tps65912-i2c.o
obj-$(CONFIG_MFD_TPS65912_SPI) += tps65912-spi.o
obj-$(CONFIG_MENELAUS) += menelaus.o
obj-$(CONFIG_TWL4030_CORE) += twl-core.o twl4030-irq.o twl6030-irq.o

164
drivers/mfd/tps65912-core.c Normal file
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@ -0,0 +1,164 @@
/*
* tps65912-core.c -- TI TPS65912x
*
* Copyright 2011 Texas Instruments Inc.
*
* Author: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
*
* 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.
*
* This driver is based on wm8350 implementation.
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/gpio.h>
#include <linux/mfd/core.h>
#include <linux/mfd/tps65912.h>
static struct mfd_cell tps65912s[] = {
{
.name = "tps65912-pmic",
},
};
int tps65912_set_bits(struct tps65912 *tps65912, u8 reg, u8 mask)
{
u8 data;
int err;
mutex_lock(&tps65912->io_mutex);
err = tps65912->read(tps65912, reg, 1, &data);
if (err) {
dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg);
goto out;
}
data |= mask;
err = tps65912->write(tps65912, reg, 1, &data);
if (err)
dev_err(tps65912->dev, "Write to reg 0x%x failed\n", reg);
out:
mutex_unlock(&tps65912->io_mutex);
return err;
}
EXPORT_SYMBOL_GPL(tps65912_set_bits);
int tps65912_clear_bits(struct tps65912 *tps65912, u8 reg, u8 mask)
{
u8 data;
int err;
mutex_lock(&tps65912->io_mutex);
err = tps65912->read(tps65912, reg, 1, &data);
if (err) {
dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg);
goto out;
}
data &= ~mask;
err = tps65912->write(tps65912, reg, 1, &data);
if (err)
dev_err(tps65912->dev, "Write to reg 0x%x failed\n", reg);
out:
mutex_unlock(&tps65912->io_mutex);
return err;
}
EXPORT_SYMBOL_GPL(tps65912_clear_bits);
static inline int tps65912_read(struct tps65912 *tps65912, u8 reg)
{
u8 val;
int err;
err = tps65912->read(tps65912, reg, 1, &val);
if (err < 0)
return err;
return val;
}
static inline int tps65912_write(struct tps65912 *tps65912, u8 reg, u8 val)
{
return tps65912->write(tps65912, reg, 1, &val);
}
int tps65912_reg_read(struct tps65912 *tps65912, u8 reg)
{
int data;
mutex_lock(&tps65912->io_mutex);
data = tps65912_read(tps65912, reg);
if (data < 0)
dev_err(tps65912->dev, "Read from reg 0x%x failed\n", reg);
mutex_unlock(&tps65912->io_mutex);
return data;
}
EXPORT_SYMBOL_GPL(tps65912_reg_read);
int tps65912_reg_write(struct tps65912 *tps65912, u8 reg, u8 val)
{
int err;
mutex_lock(&tps65912->io_mutex);
err = tps65912_write(tps65912, reg, val);
if (err < 0)
dev_err(tps65912->dev, "Write for reg 0x%x failed\n", reg);
mutex_unlock(&tps65912->io_mutex);
return err;
}
EXPORT_SYMBOL_GPL(tps65912_reg_write);
int tps65912_device_init(struct tps65912 *tps65912)
{
struct tps65912_board *pmic_plat_data = tps65912->dev->platform_data;
int ret, dcdc_avs, value;
mutex_init(&tps65912->io_mutex);
dev_set_drvdata(tps65912->dev, tps65912);
dcdc_avs = (pmic_plat_data->is_dcdc1_avs << 0 |
pmic_plat_data->is_dcdc2_avs << 1 |
pmic_plat_data->is_dcdc3_avs << 2 |
pmic_plat_data->is_dcdc4_avs << 3);
if (dcdc_avs) {
tps65912->read(tps65912, TPS65912_I2C_SPI_CFG, 1, &value);
dcdc_avs |= value;
tps65912->write(tps65912, TPS65912_I2C_SPI_CFG, 1, &dcdc_avs);
}
ret = mfd_add_devices(tps65912->dev, -1,
tps65912s, ARRAY_SIZE(tps65912s),
NULL, 0);
if (ret < 0)
goto err;
return ret;
err:
mfd_remove_devices(tps65912->dev);
kfree(tps65912);
return ret;
}
void tps65912_device_exit(struct tps65912 *tps65912)
{
mfd_remove_devices(tps65912->dev);
kfree(tps65912);
}
MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>");
MODULE_DESCRIPTION("TPS65912x chip family multi-function driver");
MODULE_LICENSE("GPL");

139
drivers/mfd/tps65912-i2c.c Normal file
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@ -0,0 +1,139 @@
/*
* tps65912-i2c.c -- I2C access for TI TPS65912x PMIC
*
* Copyright 2011 Texas Instruments Inc.
*
* Author: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
*
* 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.
*
* This driver is based on wm8350 implementation.
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <linux/mfd/core.h>
#include <linux/mfd/tps65912.h>
static int tps65912_i2c_read(struct tps65912 *tps65912, u8 reg,
int bytes, void *dest)
{
struct i2c_client *i2c = tps65912->control_data;
struct i2c_msg xfer[2];
int ret;
/* Write register */
xfer[0].addr = i2c->addr;
xfer[0].flags = 0;
xfer[0].len = 1;
xfer[0].buf = &reg;
/* Read data */
xfer[1].addr = i2c->addr;
xfer[1].flags = I2C_M_RD;
xfer[1].len = bytes;
xfer[1].buf = dest;
ret = i2c_transfer(i2c->adapter, xfer, 2);
if (ret == 2)
ret = 0;
else if (ret >= 0)
ret = -EIO;
return ret;
}
static int tps65912_i2c_write(struct tps65912 *tps65912, u8 reg,
int bytes, void *src)
{
struct i2c_client *i2c = tps65912->control_data;
/* we add 1 byte for device register */
u8 msg[TPS6591X_MAX_REGISTER + 1];
int ret;
if (bytes > (TPS6591X_MAX_REGISTER + 1))
return -EINVAL;
msg[0] = reg;
memcpy(&msg[1], src, bytes);
ret = i2c_master_send(i2c, msg, bytes + 1);
if (ret < 0)
return ret;
if (ret != bytes + 1)
return -EIO;
return 0;
}
static int tps65912_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct tps65912 *tps65912;
tps65912 = kzalloc(sizeof(struct tps65912), GFP_KERNEL);
if (tps65912 == NULL)
return -ENOMEM;
i2c_set_clientdata(i2c, tps65912);
tps65912->dev = &i2c->dev;
tps65912->control_data = i2c;
tps65912->read = tps65912_i2c_read;
tps65912->write = tps65912_i2c_write;
return tps65912_device_init(tps65912);
}
static int tps65912_i2c_remove(struct i2c_client *i2c)
{
struct tps65912 *tps65912 = i2c_get_clientdata(i2c);
tps65912_device_exit(tps65912);
return 0;
}
static const struct i2c_device_id tps65912_i2c_id[] = {
{"tps65912", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, tps65912_i2c_id);
static struct i2c_driver tps65912_i2c_driver = {
.driver = {
.name = "tps65912",
.owner = THIS_MODULE,
},
.probe = tps65912_i2c_probe,
.remove = tps65912_i2c_remove,
.id_table = tps65912_i2c_id,
};
static int __init tps65912_i2c_init(void)
{
int ret;
ret = i2c_add_driver(&tps65912_i2c_driver);
if (ret != 0)
pr_err("Failed to register TPS65912 I2C driver: %d\n", ret);
return ret;
}
/* init early so consumer devices can complete system boot */
subsys_initcall(tps65912_i2c_init);
static void __exit tps65912_i2c_exit(void)
{
i2c_del_driver(&tps65912_i2c_driver);
}
module_exit(tps65912_i2c_exit);
MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>");
MODULE_DESCRIPTION("TPS6591x chip family multi-function driver");
MODULE_LICENSE("GPL");

142
drivers/mfd/tps65912-spi.c Normal file
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@ -0,0 +1,142 @@
/*
* tps65912-spi.c -- SPI access for TI TPS65912x PMIC
*
* Copyright 2011 Texas Instruments Inc.
*
* Author: Margarita Olaya Cabrera <magi@slimlogic.co.uk>
*
* 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.
*
* This driver is based on wm8350 implementation.
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/gpio.h>
#include <linux/spi/spi.h>
#include <linux/mfd/core.h>
#include <linux/mfd/tps65912.h>
static int tps65912_spi_write(struct tps65912 *tps65912, u8 addr,
int bytes, void *src)
{
struct spi_device *spi = tps65912->control_data;
u8 *data = (u8 *) src;
int ret;
/* bit 23 is the read/write bit */
unsigned long spi_data = 1 << 23 | addr << 15 | *data;
struct spi_transfer xfer;
struct spi_message msg;
u32 tx_buf, rx_buf;
tx_buf = spi_data;
rx_buf = 0;
xfer.tx_buf = &tx_buf;
xfer.rx_buf = NULL;
xfer.len = sizeof(unsigned long);
xfer.bits_per_word = 24;
spi_message_init(&msg);
spi_message_add_tail(&xfer, &msg);
ret = spi_sync(spi, &msg);
return ret;
}
static int tps65912_spi_read(struct tps65912 *tps65912, u8 addr,
int bytes, void *dest)
{
struct spi_device *spi = tps65912->control_data;
/* bit 23 is the read/write bit */
unsigned long spi_data = 0 << 23 | addr << 15;
struct spi_transfer xfer;
struct spi_message msg;
int ret;
u8 *data = (u8 *) dest;
u32 tx_buf, rx_buf;
tx_buf = spi_data;
rx_buf = 0;
xfer.tx_buf = &tx_buf;
xfer.rx_buf = &rx_buf;
xfer.len = sizeof(unsigned long);
xfer.bits_per_word = 24;
spi_message_init(&msg);
spi_message_add_tail(&xfer, &msg);
if (spi == NULL)
return 0;
ret = spi_sync(spi, &msg);
if (ret == 0)
*data = (u8) (rx_buf & 0xFF);
return ret;
}
static int __devinit tps65912_spi_probe(struct spi_device *spi)
{
struct tps65912 *tps65912;
tps65912 = kzalloc(sizeof(struct tps65912), GFP_KERNEL);
if (tps65912 == NULL)
return -ENOMEM;
tps65912->dev = &spi->dev;
tps65912->control_data = spi;
tps65912->read = tps65912_spi_read;
tps65912->write = tps65912_spi_write;
spi_set_drvdata(spi, tps65912);
return tps65912_device_init(tps65912);
}
static int __devexit tps65912_spi_remove(struct spi_device *spi)
{
struct tps65912 *tps65912 = spi_get_drvdata(spi);
tps65912_device_exit(tps65912);
return 0;
}
static struct spi_driver tps65912_spi_driver = {
.driver = {
.name = "tps65912",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
},
.probe = tps65912_spi_probe,
.remove = __devexit_p(tps65912_spi_remove),
};
static int __init tps65912_spi_init(void)
{
int ret;
ret = spi_register_driver(&tps65912_spi_driver);
if (ret != 0)
pr_err("Failed to register TPS65912 SPI driver: %d\n", ret);
return 0;
}
/* init early so consumer devices can complete system boot */
subsys_initcall(tps65912_spi_init);
static void __exit tps65912_spi_exit(void)
{
spi_unregister_driver(&tps65912_spi_driver);
}
module_exit(tps65912_spi_exit);
MODULE_AUTHOR("Margarita Olaya <magi@slimlogic.co.uk>");
MODULE_DESCRIPTION("SPI support for TPS65912 chip family mfd");
MODULE_LICENSE("GPL");

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@ -0,0 +1,321 @@
/*
* tps65912.h -- TI TPS6591x
*
* Copyright 2011 Texas Instruments Inc.
*
* Author: Margarita Olaya <magi@slimlogic.co.uk>
*
* 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.
*
*/
#ifndef __LINUX_MFD_TPS65912_H
#define __LINUX_MFD_TPS65912_H
/* TPS regulator type list */
#define REGULATOR_LDO 0
#define REGULATOR_DCDC 1
/*
* List of registers for TPS65912
*/
#define TPS65912_DCDC1_CTRL 0x00
#define TPS65912_DCDC2_CTRL 0x01
#define TPS65912_DCDC3_CTRL 0x02
#define TPS65912_DCDC4_CTRL 0x03
#define TPS65912_DCDC1_OP 0x04
#define TPS65912_DCDC1_AVS 0x05
#define TPS65912_DCDC1_LIMIT 0x06
#define TPS65912_DCDC2_OP 0x07
#define TPS65912_DCDC2_AVS 0x08
#define TPS65912_DCDC2_LIMIT 0x09
#define TPS65912_DCDC3_OP 0x0A
#define TPS65912_DCDC3_AVS 0x0B
#define TPS65912_DCDC3_LIMIT 0x0C
#define TPS65912_DCDC4_OP 0x0D
#define TPS65912_DCDC4_AVS 0x0E
#define TPS65912_DCDC4_LIMIT 0x0F
#define TPS65912_LDO1_OP 0x10
#define TPS65912_LDO1_AVS 0x11
#define TPS65912_LDO1_LIMIT 0x12
#define TPS65912_LDO2_OP 0x13
#define TPS65912_LDO2_AVS 0x14
#define TPS65912_LDO2_LIMIT 0x15
#define TPS65912_LDO3_OP 0x16
#define TPS65912_LDO3_AVS 0x17
#define TPS65912_LDO3_LIMIT 0x18
#define TPS65912_LDO4_OP 0x19
#define TPS65912_LDO4_AVS 0x1A
#define TPS65912_LDO4_LIMIT 0x1B
#define TPS65912_LDO5 0x1C
#define TPS65912_LDO6 0x1D
#define TPS65912_LDO7 0x1E
#define TPS65912_LDO8 0x1F
#define TPS65912_LDO9 0x20
#define TPS65912_LDO10 0x21
#define TPS65912_THRM 0x22
#define TPS65912_CLK32OUT 0x23
#define TPS65912_DEVCTRL 0x24
#define TPS65912_DEVCTRL2 0x25
#define TPS65912_I2C_SPI_CFG 0x26
#define TPS65912_KEEP_ON 0x27
#define TPS65912_KEEP_ON2 0x28
#define TPS65912_SET_OFF1 0x29
#define TPS65912_SET_OFF2 0x2A
#define TPS65912_DEF_VOLT 0x2B
#define TPS65912_DEF_VOLT_MAPPING 0x2C
#define TPS65912_DISCHARGE 0x2D
#define TPS65912_DISCHARGE2 0x2E
#define TPS65912_EN1_SET1 0x2F
#define TPS65912_EN1_SET2 0x30
#define TPS65912_EN2_SET1 0x31
#define TPS65912_EN2_SET2 0x32
#define TPS65912_EN3_SET1 0x33
#define TPS65912_EN3_SET2 0x34
#define TPS65912_EN4_SET1 0x35
#define TPS65912_EN4_SET2 0x36
#define TPS65912_PGOOD 0x37
#define TPS65912_PGOOD2 0x38
#define TPS65912_INT_STS 0x39
#define TPS65912_INT_MSK 0x3A
#define TPS65912_INT_STS2 0x3B
#define TPS65912_INT_MSK2 0x3C
#define TPS65912_INT_STS3 0x3D
#define TPS65912_INT_MSK3 0x3E
#define TPS65912_INT_STS4 0x3F
#define TPS65912_INT_MSK4 0x40
#define TPS65912_GPIO1 0x41
#define TPS65912_GPIO2 0x42
#define TPS65912_GPIO3 0x43
#define TPS65912_GPIO4 0x44
#define TPS65912_GPIO5 0x45
#define TPS65912_VMON 0x46
#define TPS65912_LEDA_CTRL1 0x47
#define TPS65912_LEDA_CTRL2 0x48
#define TPS65912_LEDA_CTRL3 0x49
#define TPS65912_LEDA_CTRL4 0x4A
#define TPS65912_LEDA_CTRL5 0x4B
#define TPS65912_LEDA_CTRL6 0x4C
#define TPS65912_LEDA_CTRL7 0x4D
#define TPS65912_LEDA_CTRL8 0x4E
#define TPS65912_LEDB_CTRL1 0x4F
#define TPS65912_LEDB_CTRL2 0x50
#define TPS65912_LEDB_CTRL3 0x51
#define TPS65912_LEDB_CTRL4 0x52
#define TPS65912_LEDB_CTRL5 0x53
#define TPS65912_LEDB_CTRL6 0x54
#define TPS65912_LEDB_CTRL7 0x55
#define TPS65912_LEDB_CTRL8 0x56
#define TPS65912_LEDC_CTRL1 0x57
#define TPS65912_LEDC_CTRL2 0x58
#define TPS65912_LEDC_CTRL3 0x59
#define TPS65912_LEDC_CTRL4 0x5A
#define TPS65912_LEDC_CTRL5 0x5B
#define TPS65912_LEDC_CTRL6 0x5C
#define TPS65912_LEDC_CTRL7 0x5D
#define TPS65912_LEDC_CTRL8 0x5E
#define TPS65912_LED_RAMP_UP_TIME 0x5F
#define TPS65912_LED_RAMP_DOWN_TIME 0x60
#define TPS65912_LED_SEQ_EN 0x61
#define TPS65912_LOADSWITCH 0x62
#define TPS65912_SPARE 0x63
#define TPS65912_VERNUM 0x64
#define TPS6591X_MAX_REGISTER 0x64
/* IRQ Definitions */
#define TPS65912_IRQ_PWRHOLD_F 0
#define TPS65912_IRQ_VMON 1
#define TPS65912_IRQ_PWRON 2
#define TPS65912_IRQ_PWRON_LP 3
#define TPS65912_IRQ_PWRHOLD_R 4
#define TPS65912_IRQ_HOTDIE 5
#define TPS65912_IRQ_GPIO1_R 6
#define TPS65912_IRQ_GPIO1_F 7
#define TPS65912_IRQ_GPIO2_R 8
#define TPS65912_IRQ_GPIO2_F 9
#define TPS65912_IRQ_GPIO3_R 10
#define TPS65912_IRQ_GPIO3_F 11
#define TPS65912_IRQ_GPIO4_R 12
#define TPS65912_IRQ_GPIO4_F 13
#define TPS65912_IRQ_GPIO5_R 14
#define TPS65912_IRQ_GPIO5_F 15
#define TPS65912_IRQ_PGOOD_DCDC1 16
#define TPS65912_IRQ_PGOOD_DCDC2 17
#define TPS65912_IRQ_PGOOD_DCDC3 18
#define TPS65912_IRQ_PGOOD_DCDC4 19
#define TPS65912_IRQ_PGOOD_LDO1 20
#define TPS65912_IRQ_PGOOD_LDO2 21
#define TPS65912_IRQ_PGOOD_LDO3 22
#define TPS65912_IRQ_PGOOD_LDO4 23
#define TPS65912_IRQ_PGOOD_LDO5 24
#define TPS65912_IRQ_PGOOD_LDO6 25
#define TPS65912_IRQ_PGOOD_LDO7 26
#define TPS65912_IRQ_PGOOD_LD08 27
#define TPS65912_IRQ_PGOOD_LDO9 28
#define TPS65912_IRQ_PGOOD_LDO10 29
#define TPS65912_NUM_IRQ 30
/* GPIO 1 and 2 Register Definitions */
#define GPIO_SLEEP_MASK 0x80
#define GPIO_SLEEP_SHIFT 7
#define GPIO_DEB_MASK 0x10
#define GPIO_DEB_SHIFT 4
#define GPIO_CFG_MASK 0x04
#define GPIO_CFG_SHIFT 2
#define GPIO_STS_MASK 0x02
#define GPIO_STS_SHIFT 1
#define GPIO_SET_MASK 0x01
#define GPIO_SET_SHIFT 0
/* GPIO 3 Register Definitions */
#define GPIO3_SLEEP_MASK 0x80
#define GPIO3_SLEEP_SHIFT 7
#define GPIO3_SEL_MASK 0x40
#define GPIO3_SEL_SHIFT 6
#define GPIO3_ODEN_MASK 0x20
#define GPIO3_ODEN_SHIFT 5
#define GPIO3_DEB_MASK 0x10
#define GPIO3_DEB_SHIFT 4
#define GPIO3_PDEN_MASK 0x08
#define GPIO3_PDEN_SHIFT 3
#define GPIO3_CFG_MASK 0x04
#define GPIO3_CFG_SHIFT 2
#define GPIO3_STS_MASK 0x02
#define GPIO3_STS_SHIFT 1
#define GPIO3_SET_MASK 0x01
#define GPIO3_SET_SHIFT 0
/* GPIO 4 Register Definitions */
#define GPIO4_SLEEP_MASK 0x80
#define GPIO4_SLEEP_SHIFT 7
#define GPIO4_SEL_MASK 0x40
#define GPIO4_SEL_SHIFT 6
#define GPIO4_ODEN_MASK 0x20
#define GPIO4_ODEN_SHIFT 5
#define GPIO4_DEB_MASK 0x10
#define GPIO4_DEB_SHIFT 4
#define GPIO4_PDEN_MASK 0x08
#define GPIO4_PDEN_SHIFT 3
#define GPIO4_CFG_MASK 0x04
#define GPIO4_CFG_SHIFT 2
#define GPIO4_STS_MASK 0x02
#define GPIO4_STS_SHIFT 1
#define GPIO4_SET_MASK 0x01
#define GPIO4_SET_SHIFT 0
/* Register THERM (0x80) register.RegisterDescription */
#define THERM_THERM_HD_MASK 0x20
#define THERM_THERM_HD_SHIFT 5
#define THERM_THERM_TS_MASK 0x10
#define THERM_THERM_TS_SHIFT 4
#define THERM_THERM_HDSEL_MASK 0x0C
#define THERM_THERM_HDSEL_SHIFT 2
#define THERM_RSVD1_MASK 0x02
#define THERM_RSVD1_SHIFT 1
#define THERM_THERM_STATE_MASK 0x01
#define THERM_THERM_STATE_SHIFT 0
/* Register DCDCCTRL1 register.RegisterDescription */
#define DCDCCTRL_VCON_ENABLE_MASK 0x80
#define DCDCCTRL_VCON_ENABLE_SHIFT 7
#define DCDCCTRL_VCON_RANGE1_MASK 0x40
#define DCDCCTRL_VCON_RANGE1_SHIFT 6
#define DCDCCTRL_VCON_RANGE0_MASK 0x20
#define DCDCCTRL_VCON_RANGE0_SHIFT 5
#define DCDCCTRL_TSTEP2_MASK 0x10
#define DCDCCTRL_TSTEP2_SHIFT 4
#define DCDCCTRL_TSTEP1_MASK 0x08
#define DCDCCTRL_TSTEP1_SHIFT 3
#define DCDCCTRL_TSTEP0_MASK 0x04
#define DCDCCTRL_TSTEP0_SHIFT 2
#define DCDCCTRL_DCDC1_MODE_MASK 0x02
#define DCDCCTRL_DCDC1_MODE_SHIFT 1
/* Register DCDCCTRL2 and DCDCCTRL3 register.RegisterDescription */
#define DCDCCTRL_TSTEP2_MASK 0x10
#define DCDCCTRL_TSTEP2_SHIFT 4
#define DCDCCTRL_TSTEP1_MASK 0x08
#define DCDCCTRL_TSTEP1_SHIFT 3
#define DCDCCTRL_TSTEP0_MASK 0x04
#define DCDCCTRL_TSTEP0_SHIFT 2
#define DCDCCTRL_DCDC_MODE_MASK 0x02
#define DCDCCTRL_DCDC_MODE_SHIFT 1
#define DCDCCTRL_RSVD0_MASK 0x01
#define DCDCCTRL_RSVD0_SHIFT 0
/* Register DCDCCTRL4 register.RegisterDescription */
#define DCDCCTRL_RAMP_TIME_MASK 0x01
#define DCDCCTRL_RAMP_TIME_SHIFT 0
/* Register DCDCx_AVS */
#define DCDC_AVS_ENABLE_MASK 0x80
#define DCDC_AVS_ENABLE_SHIFT 7
#define DCDC_AVS_ECO_MASK 0x40
#define DCDC_AVS_ECO_SHIFT 6
/* Register DCDCx_LIMIT */
#define DCDC_LIMIT_RANGE_MASK 0xC0
#define DCDC_LIMIT_RANGE_SHIFT 6
#define DCDC_LIMIT_MAX_SEL_MASK 0x3F
#define DCDC_LIMIT_MAX_SEL_SHIFT 0
/**
* struct tps65912_board
* Board platform dat may be used to initialize regulators.
*/
struct tps65912_board {
int is_dcdc1_avs;
int is_dcdc2_avs;
int is_dcdc3_avs;
int is_dcdc4_avs;
struct regulator_init_data *tps65912_pmic_init_data;
};
/**
* struct tps65912 - tps65912 sub-driver chip access routines
*/
struct tps65912 {
struct device *dev;
/* for read/write acces */
struct mutex io_mutex;
/* For device IO interfaces: I2C or SPI */
void *control_data;
int (*read)(struct tps65912 *tps65912, u8 reg, int size, void *dest);
int (*write)(struct tps65912 *tps65912, u8 reg, int size, void *src);
/* Client devices */
struct tps65912_pmic *pmic;
/* GPIO Handling */
struct gpio_chip gpio;
/* IRQ Handling */
struct mutex irq_lock;
int chip_irq;
int irq_base;
int irq_num;
u32 irq_mask;
};
struct tps65912_platform_data {
int irq_base;
};
unsigned int tps_chip(void);
int tps65912_set_bits(struct tps65912 *tps65912, u8 reg, u8 mask);
int tps65912_clear_bits(struct tps65912 *tps65912, u8 reg, u8 mask);
int tps65912_reg_read(struct tps65912 *tps65912, u8 reg);
int tps65912_reg_write(struct tps65912 *tps65912, u8 reg, u8 val);
int tps65912_device_init(struct tps65912 *tps65912);
void tps65912_device_exit(struct tps65912 *tps65912);
#endif /* __LINUX_MFD_TPS65912_H */