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mfd: 88pm800: Add regulator sub device

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Signed-off-by: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Chao Xie 2013-06-14 01:21:53 -04:00 committed by Samuel Ortiz
parent 3a3ece5415
commit 2d3aa0569c
2 changed files with 36 additions and 0 deletions
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28
drivers/mfd/88pm800.c
View File

@ -157,6 +157,13 @@ static struct mfd_cell onkey_devs[] = {
},
};
static struct mfd_cell regulator_devs[] = {
{
.name = "88pm80x-regulator",
.id = -1,
},
};
static const struct regmap_irq pm800_irqs[] = {
/* INT0 */
[PM800_IRQ_ONKEY] = {
@ -339,6 +346,21 @@ static int device_rtc_init(struct pm80x_chip *chip,
return 0;
}
static int device_regulator_init(struct pm80x_chip *chip,
struct pm80x_platform_data *pdata)
{
int ret;
ret = mfd_add_devices(chip->dev, 0, &regulator_devs[0],
ARRAY_SIZE(regulator_devs), NULL, 0, NULL);
if (ret) {
dev_err(chip->dev, "Failed to add regulator subdev\n");
return ret;
}
return 0;
}
static int device_irq_init_800(struct pm80x_chip *chip)
{
struct regmap *map = chip->regmap;
@ -500,6 +522,12 @@ static int device_800_init(struct pm80x_chip *chip,
goto out;
}
ret = device_regulator_init(chip, pdata);
if (ret) {
dev_err(chip->dev, "Failed to add regulators subdev\n");
goto out;
}
return 0;
out_dev:
mfd_remove_devices(chip->dev);

8
include/linux/mfd/88pm80x.h
View File

@ -307,6 +307,14 @@ struct pm80x_chip {
struct pm80x_platform_data {
struct pm80x_rtc_pdata *rtc;
/*
* For the regulator not defined, set regulators[not_defined] to be
* NULL. num_regulators are the number of regulators supposed to be
* initialized. If all regulators are not defined, set num_regulators
* to be 0.
*/
struct regulator_init_data *regulators[PM800_ID_RG_MAX];
unsigned int num_regulators;
int irq_mode; /* Clear interrupt by read/write(0/1) */
int batt_det; /* enable/disable */
int (*plat_config)(struct pm80x_chip *chip,