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authorCharles Keepax <ckeepax@opensource.wolfsonmicro.com>2015-05-11 13:58:07 +0100
committerMark Brown <broonie@kernel.org>2015-05-11 15:12:01 +0100
commit9a6c2febdc7fc9ad2fc8b7a7bdb49ae476f424c1 (patch)
tree556c7524752dd3ffbfc5c7a789534047d8cf372b
parentb787f68c36d49bb1d9236f403813641efa74a031 (diff)
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regulator: arizona-ldo1: Add additional supported voltage
This patch adds support for the 1.175V mode on the LDO1 regulator on the wm5110. This is need as part of the low power sleep mode operation. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--drivers/regulator/arizona-ldo1.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/regulator/arizona-ldo1.c b/drivers/regulator/arizona-ldo1.c
index a1d07d347c20..90941632efa9 100644
--- a/drivers/regulator/arizona-ldo1.c
+++ b/drivers/regulator/arizona-ldo1.c
@@ -178,6 +178,16 @@ static const struct regulator_init_data arizona_ldo1_default = {
.num_consumer_supplies = 1,
};
+static const struct regulator_init_data arizona_ldo1_wm5110 = {
+ .constraints = {
+ .min_uV = 1175000,
+ .max_uV = 1200000,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS |
+ REGULATOR_CHANGE_VOLTAGE,
+ },
+ .num_consumer_supplies = 1,
+};
+
static int arizona_ldo1_of_get_pdata(struct arizona *arizona,
struct regulator_config *config,
const struct regulator_desc *desc)
@@ -243,6 +253,11 @@ static int arizona_ldo1_probe(struct platform_device *pdev)
desc = &arizona_ldo1_hc;
ldo1->init_data = arizona_ldo1_dvfs;
break;
+ case WM5110:
+ case WM8280:
+ desc = &arizona_ldo1;
+ ldo1->init_data = arizona_ldo1_wm5110;
+ break;
default:
desc = &arizona_ldo1;
ldo1->init_data = arizona_ldo1_default;