diff options
| author | James Ban <james.ban.opensource@diasemi.com> | 2015-01-28 09:28:08 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-01-28 17:38:14 +0000 |
| commit | 8c7dd8bce05345ca5fe249b64782e8feeb3b9259 (patch) | |
| tree | 5f05ba25f52d9b01cf613fb2e1c5fc744ff0c018 /drivers/regulator/da9211-regulator.c | |
| parent | 076c3b8e03e2737659a89660bb8e54e13587d974 (diff) | |
| download | linux-8c7dd8bce05345ca5fe249b64782e8feeb3b9259.tar.bz2 | |
regulator: da9211: Add gpio control for enable/disable of buck
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>
Diffstat (limited to 'drivers/regulator/da9211-regulator.c')
| -rw-r--r-- | drivers/regulator/da9211-regulator.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/regulator/da9211-regulator.c b/drivers/regulator/da9211-regulator.c index 8e6957c63a69..01343419555e 100644 --- a/drivers/regulator/da9211-regulator.c +++ b/drivers/regulator/da9211-regulator.c @@ -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])) { |