regulator: tps65090: Add support for LDO regulators

TPS65090 supports the two LDOs, LDO1 and LDO2. These are
always ON regulators. The output on these LDOs are available
once the input voltage available for these LDOs.
Add support for these LDOs regulators.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/regulator/tps65090-regulator.c b/drivers/regulator/tps65090-regulator.c
index 584a185f89e1afb0a6d4814355e4829609358f34..0732d9ba3f405d19df28142982f6c18b52994700 100644 (file)
--- a/drivers/regulator/tps65090-regulator.c
+++ b/drivers/regulator/tps65090-regulator.c
@@ -37,6 +37,9 @@ static struct regulator_ops tps65090_ops = {
        .is_enabled = regulator_is_enabled_regmap,
 };
 
+static struct regulator_ops tps65090_ldo_ops = {
+};
+
 #define tps65090_REG_DESC(_id, _sname, _en_reg, _ops)  \
 {                                                      \
        .name = "TPS65090_RAILS"#_id,                   \
@@ -60,6 +63,8 @@ static struct regulator_desc tps65090_regulator_desc[] = {
        tps65090_REG_DESC(FET5,  "infet5",  0x13, tps65090_ops),
        tps65090_REG_DESC(FET6,  "infet6",  0x14, tps65090_ops),
        tps65090_REG_DESC(FET7,  "infet7",  0x15, tps65090_ops),
+       tps65090_REG_DESC(LDO1,  "vsys_l1", 0,    tps65090_ldo_ops),
+       tps65090_REG_DESC(LDO2,  "vsys_l2", 0,    tps65090_ldo_ops),
 };
 
 static inline bool is_dcdc(int id)

diff --git a/include/linux/mfd/tps65090.h b/include/linux/mfd/tps65090.h
index 958bf155097c253d15d34b83d962269982f6a964..598921221ff0f162cab2aa555e91fa7b04337c4f 100644 (file)
--- a/include/linux/mfd/tps65090.h
+++ b/include/linux/mfd/tps65090.h
@@ -36,6 +36,8 @@ enum {
        TPS65090_REGULATOR_FET5,
        TPS65090_REGULATOR_FET6,
        TPS65090_REGULATOR_FET7,
+       TPS65090_REGULATOR_LDO1,
+       TPS65090_REGULATOR_LDO2,
 
        /* Last entry for maximum ID */
        TPS65090_REGULATOR_MAX,