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regulator: da9211: Add gpio control for enable/disable of buck

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This is a patch for adding gpio control about enable/disable of buck.

Signed-off-by: James Ban <james.ban.opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
James Ban
2015-01-28 09:28:08 +09:00
committed by Mark Brown
parent 076c3b8e03
commit 8c7dd8bce0
3 changed files with 19 additions and 1 deletions
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12
drivers/regulator/da9211-regulator.c
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@@ -24,6 +24,7 @@
#include <linux/regmap.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/of_gpio.h>
#include <linux/regulator/of_regulator.h>
#include <linux/regulator/da9211.h>
#include "da9211-regulator.h"
@@ -277,6 +278,9 @@ static struct da9211_pdata *da9211_parse_regulators_dt(
pdata->init_data[n] = da9211_matches[i].init_data;
pdata->reg_node[n] = da9211_matches[i].of_node;
pdata->gpio_ren[n] =
of_get_named_gpio(da9211_matches[i].of_node,
"enable-gpios", 0);
n++;
}
@@ -366,6 +370,14 @@ static int da9211_regulator_init(struct da9211 *chip)
config.regmap = chip->regmap;
config.of_node = chip->pdata->reg_node[i];
if (gpio_is_valid(chip->pdata->gpio_ren[i])) {
config.ena_gpio = chip->pdata->gpio_ren[i];
config.ena_gpio_initialized = true;
} else {
config.ena_gpio = -EINVAL;
config.ena_gpio_initialized = false;
}
chip->rdev[i] = devm_regulator_register(chip->dev,
&da9211_regulators[i], &config);
if (IS_ERR(chip->rdev[i])) {