[PATCH v2 1/2] regulator: tps6586x: Prepare supporting fixed regulators

From: Alban Bedel
Date: Tue May 20 2014 - 06:14:47 EST


Add the required definitions and macros to allow easily adding fixed
regulators. This required for the TPS658640 that doesn't allow setting
the LDO_RTC output voltage.

Signed-off-by: Alban Bedel <alban.bedel@xxxxxxxxxxxxxxxxx>
---
drivers/regulator/tps6586x-regulator.c | 27 ++++++++++++++++++++++-----
1 file changed, 22 insertions(+), 5 deletions(-)

diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c
index 32f38a6..da8ee02 100644
--- a/drivers/regulator/tps6586x-regulator.c
+++ b/drivers/regulator/tps6586x-regulator.c
@@ -68,7 +68,7 @@ static inline struct device *to_tps6586x_dev(struct regulator_dev *rdev)
return rdev_get_dev(rdev)->parent;
}

-static struct regulator_ops tps6586x_regulator_ops = {
+static struct regulator_ops tps6586x_rw_regulator_ops = {
.list_voltage = regulator_list_voltage_table,
.map_voltage = regulator_map_voltage_ascend,
.get_voltage_sel = regulator_get_voltage_sel_regmap,
@@ -79,6 +79,16 @@ static struct regulator_ops tps6586x_regulator_ops = {
.disable = regulator_disable_regmap,
};

+static struct regulator_ops tps6586x_ro_regulator_ops = {
+ .list_voltage = regulator_list_voltage_table,
+ .map_voltage = regulator_map_voltage_ascend,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+};
+
static struct regulator_ops tps6586x_sys_regulator_ops = {
};

@@ -120,12 +130,12 @@ static const unsigned int tps6586x_dvm_voltages[] = {
1325000, 1350000, 1375000, 1400000, 1425000, 1450000, 1475000, 1500000,
};

-#define TPS6586X_REGULATOR(_id, _pin_name, vdata, vreg, shift, nbits, \
+#define TPS6586X_REGULATOR(_id, _ops, _pin_name, vdata, vreg, shift, nbits, \
ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
.desc = { \
.supply_name = _pin_name, \
.name = "REG-" #_id, \
- .ops = &tps6586x_regulator_ops, \
+ .ops = &tps6586x_## _ops ## _regulator_ops, \
.type = REGULATOR_VOLTAGE, \
.id = TPS6586X_ID_##_id, \
.n_voltages = ARRAY_SIZE(vdata##_voltages), \
@@ -146,14 +156,21 @@ static const unsigned int tps6586x_dvm_voltages[] = {
#define TPS6586X_LDO(_id, _pname, vdata, vreg, shift, nbits, \
ereg0, ebit0, ereg1, ebit1) \
{ \
- TPS6586X_REGULATOR(_id, _pname, vdata, vreg, shift, nbits, \
+ TPS6586X_REGULATOR(_id, rw, _pname, vdata, vreg, shift, nbits, \
+ ereg0, ebit0, ereg1, ebit1, 0, 0) \
+}
+
+#define TPS6586X_FIXED_LDO(_id, _pname, vdata, vreg, shift, nbits, \
+ ereg0, ebit0, ereg1, ebit1) \
+{ \
+ TPS6586X_REGULATOR(_id, ro, _pname, vdata, vreg, shift, nbits, \
ereg0, ebit0, ereg1, ebit1, 0, 0) \
}

#define TPS6586X_DVM(_id, _pname, vdata, vreg, shift, nbits, \
ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
{ \
- TPS6586X_REGULATOR(_id, _pname, vdata, vreg, shift, nbits, \
+ TPS6586X_REGULATOR(_id, rw, _pname, vdata, vreg, shift, nbits, \
ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
}

--
1.9.3

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