[RFT][PATCH] regulator: tps6586x: Use regulator_list_voltage_linear for dvm/ldo4/sw2

From: Axel Lin
Date: Wed Jun 04 2014 - 08:44:19 EST


The voltage tables for dvm/ldo4/sw2 are actually linear mapping.
Thus convert dvm/ldo4/sw2 to use regulator_list_voltage_linear.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
---
drivers/regulator/tps6586x-regulator.c | 129 +++++++++++++++++----------------
1 file changed, 68 insertions(+), 61 deletions(-)

diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c
index 0a3bb3a..ccbb9f1 100644
--- a/drivers/regulator/tps6586x-regulator.c
+++ b/drivers/regulator/tps6586x-regulator.c
@@ -74,6 +74,16 @@ static struct regulator_ops tps6586x_rw_regulator_ops = {
.disable = regulator_disable_regmap,
};

+static struct regulator_ops tps6586x_rw_linear_regulator_ops = {
+ .list_voltage = regulator_list_voltage_linear,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+};
+
static struct regulator_ops tps6586x_ro_regulator_ops = {
.list_voltage = regulator_list_voltage_table,
.map_voltage = regulator_map_voltage_ascend,
@@ -91,48 +101,11 @@ static const unsigned int tps6586x_ldo0_voltages[] = {
1200000, 1500000, 1800000, 2500000, 2700000, 2850000, 3100000, 3300000,
};

-static const unsigned int tps6586x_ldo4_voltages[] = {
- 1700000, 1725000, 1750000, 1775000, 1800000, 1825000, 1850000, 1875000,
- 1900000, 1925000, 1950000, 1975000, 2000000, 2025000, 2050000, 2075000,
- 2100000, 2125000, 2150000, 2175000, 2200000, 2225000, 2250000, 2275000,
- 2300000, 2325000, 2350000, 2375000, 2400000, 2425000, 2450000, 2475000,
-};
-
-#define tps658623_sm2_voltages tps6586x_ldo4_voltages
-
static const unsigned int tps6586x_ldo_voltages[] = {
1250000, 1500000, 1800000, 2500000, 2700000, 2850000, 3100000, 3300000,
};

-static const unsigned int tps6586x_sm2_voltages[] = {
- 3000000, 3050000, 3100000, 3150000, 3200000, 3250000, 3300000, 3350000,
- 3400000, 3450000, 3500000, 3550000, 3600000, 3650000, 3700000, 3750000,
- 3800000, 3850000, 3900000, 3950000, 4000000, 4050000, 4100000, 4150000,
- 4200000, 4250000, 4300000, 4350000, 4400000, 4450000, 4500000, 4550000,
-};
-
-static int tps658640_sm2_voltages[] = {
- 2150000, 2200000, 2250000, 2300000, 2350000, 2400000, 2450000, 2500000,
- 2550000, 2600000, 2650000, 2700000, 2750000, 2800000, 2850000, 2900000,
- 2950000, 3000000, 3050000, 3100000, 3150000, 3200000, 3250000, 3300000,
- 3350000, 3400000, 3450000, 3500000, 3550000, 3600000, 3650000, 3700000,
-};
-
-static const unsigned int tps658643_sm2_voltages[] = {
- 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, 1200000,
- 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, 1400000,
- 1425000, 1450000, 1475000, 1500000, 1525000, 1550000, 1575000, 1600000,
- 1625000, 1650000, 1675000, 1700000, 1725000, 1750000, 1775000, 1800000,
-};
-
-static const unsigned int tps6586x_dvm_voltages[] = {
- 725000, 750000, 775000, 800000, 825000, 850000, 875000, 900000,
- 925000, 950000, 975000, 1000000, 1025000, 1050000, 1075000, 1100000,
- 1125000, 1150000, 1175000, 1200000, 1225000, 1250000, 1275000, 1300000,
- 1325000, 1350000, 1375000, 1400000, 1425000, 1450000, 1475000, 1500000,
-};
-
-static int tps658640_rtc_voltages[] = {
+static const unsigned int tps658640_rtc_voltages[] = {
2500000, 2850000, 3100000, 3300000,
};

@@ -159,6 +132,31 @@ static int tps658640_rtc_voltages[] = {
.enable_reg[1] = TPS6586X_SUPPLY##ereg1, \
.enable_bit[1] = (ebit1),

+#define TPS6586X_REGULATOR_LINEAR(_id, _ops, _pin_name, n_volt, min_uv, \
+ uv_step, vreg, shift, nbits, ereg0, \
+ ebit0, ereg1, ebit1, goreg, gobit) \
+ .desc = { \
+ .supply_name = _pin_name, \
+ .name = "REG-" #_id, \
+ .ops = &tps6586x_## _ops ## _regulator_ops, \
+ .type = REGULATOR_VOLTAGE, \
+ .id = TPS6586X_ID_##_id, \
+ .n_voltages = n_volt, \
+ .min_uV = min_uv, \
+ .uV_step = uv_step, \
+ .owner = THIS_MODULE, \
+ .enable_reg = TPS6586X_SUPPLY##ereg0, \
+ .enable_mask = 1 << (ebit0), \
+ .vsel_reg = TPS6586X_##vreg, \
+ .vsel_mask = ((1 << (nbits)) - 1) << (shift), \
+ .apply_reg = (goreg), \
+ .apply_bit = (gobit), \
+ }, \
+ .enable_reg[0] = TPS6586X_SUPPLY##ereg0, \
+ .enable_bit[0] = (ebit0), \
+ .enable_reg[1] = TPS6586X_SUPPLY##ereg1, \
+ .enable_bit[1] = (ebit1),
+
#define TPS6586X_LDO(_id, _pname, vdata, vreg, shift, nbits, \
ereg0, ebit0, ereg1, ebit1) \
{ \
@@ -166,6 +164,14 @@ static int tps658640_rtc_voltages[] = {
ereg0, ebit0, ereg1, ebit1, 0, 0) \
}

+#define TPS6586X_LDO_LINEAR(_id, _pname, n_volt, min_uv, uv_step, vreg, \
+ shift, nbits, ereg0, ebit0, ereg1, ebit1) \
+{ \
+ TPS6586X_REGULATOR_LINEAR(_id, rw_linear, _pname, n_volt, \
+ min_uv, uv_step, vreg, shift, nbits, \
+ ereg0, ebit0, ereg1, ebit1, 0, 0) \
+}
+
#define TPS6586X_FIXED_LDO(_id, _pname, vdata, vreg, shift, nbits, \
ereg0, ebit0, ereg1, ebit1) \
{ \
@@ -173,11 +179,13 @@ static int tps658640_rtc_voltages[] = {
ereg0, ebit0, ereg1, ebit1, 0, 0) \
}

-#define TPS6586X_DVM(_id, _pname, vdata, vreg, shift, nbits, \
- ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
+#define TPS6586X_DVM(_id, _pname, n_volt, min_uv, uv_step, vreg, shift, \
+ nbits, ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
{ \
- TPS6586X_REGULATOR(_id, rw, _pname, vdata, vreg, shift, nbits, \
- ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
+ TPS6586X_REGULATOR_LINEAR(_id, rw_linear, _pname, n_volt, \
+ min_uv, uv_step, vreg, shift, nbits, \
+ ereg0, ebit0, ereg1, ebit1, goreg, \
+ gobit) \
}

#define TPS6586X_SYS_REGULATOR() \
@@ -210,24 +218,23 @@ static struct tps6586x_regulator tps6586x_regulator[] = {
ENE, 7),
TPS6586X_LDO(LDO_RTC, "REG-SYS", tps6586x_ldo, SUPPLYV4, 3, 3, V4, 7,
V4, 7),
- TPS6586X_LDO(LDO_1, "vinldo01", tps6586x_dvm, SUPPLYV1, 0, 5, ENC, 1,
- END, 1),
- TPS6586X_LDO(SM_2, "vin-sm2", tps6586x_sm2, SUPPLYV2, 0, 5, ENC, 7,
- END, 7),
-
- TPS6586X_DVM(LDO_2, "vinldo23", tps6586x_dvm, LDO2BV1, 0, 5, ENA, 3,
- ENB, 3, TPS6586X_VCC2, BIT(6)),
- TPS6586X_DVM(LDO_4, "vinldo4", tps6586x_ldo4, LDO4V1, 0, 5, ENC, 3,
- END, 3, TPS6586X_VCC1, BIT(6)),
- TPS6586X_DVM(SM_0, "vin-sm0", tps6586x_dvm, SM0V1, 0, 5, ENA, 1,
- ENB, 1, TPS6586X_VCC1, BIT(2)),
- TPS6586X_DVM(SM_1, "vin-sm1", tps6586x_dvm, SM1V1, 0, 5, ENA, 0,
- ENB, 0, TPS6586X_VCC1, BIT(0)),
+ TPS6586X_LDO_LINEAR(LDO_1, "vinldo01", 32, 725000, 25000, SUPPLYV1,
+ 0, 5, ENC, 1, END, 1),
+ TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 3000000, 50000, SUPPLYV2,
+ 0, 5, ENC, 7, END, 7),
+ TPS6586X_DVM(LDO_2, "vinldo23", 32, 725000, 25000, LDO2BV1, 0, 5,
+ ENA, 3, ENB, 3, TPS6586X_VCC2, BIT(6)),
+ TPS6586X_DVM(LDO_4, "vinldo4", 32, 1700000, 25000, LDO4V1, 0, 5,
+ ENC, 3, END, 3, TPS6586X_VCC1, BIT(6)),
+ TPS6586X_DVM(SM_0, "vin-sm0", 32, 725000, 25000, SM0V1, 0, 5,
+ ENA, 1, ENB, 1, TPS6586X_VCC1, BIT(2)),
+ TPS6586X_DVM(SM_1, "vin-sm1", 32, 725000, 25000, SM1V1, 0, 5,
+ ENA, 0, ENB, 0, TPS6586X_VCC1, BIT(0)),
};

static struct tps6586x_regulator tps658623_regulator[] = {
- TPS6586X_LDO(SM_2, "vin-sm2", tps658623_sm2, SUPPLYV2, 0, 5, ENC, 7,
- END, 7),
+ TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 1700000, 25000, SUPPLYV2,
+ 0, 5, ENC, 7, END, 7),
};

static struct tps6586x_regulator tps658640_regulator[] = {
@@ -243,16 +250,16 @@ static struct tps6586x_regulator tps658640_regulator[] = {
ENC, 6, END, 6),
TPS6586X_LDO(LDO_9, "vinldo9", tps6586x_ldo0, SUPPLYV6, 3, 3,
ENE, 7, ENE, 7),
- TPS6586X_LDO(SM_2, "vin-sm2", tps658640_sm2, SUPPLYV2, 0, 5,
- ENC, 7, END, 7),
+ TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 2150000, 50000, SUPPLYV2,
+ 0, 5, ENC, 7, END, 7),

TPS6586X_FIXED_LDO(LDO_RTC, "REG-SYS", tps658640_rtc, SUPPLYV4, 3, 2,
V4, 7, V4, 7),
};

static struct tps6586x_regulator tps658643_regulator[] = {
- TPS6586X_LDO(SM_2, "vin-sm2", tps658643_sm2, SUPPLYV2, 0, 5, ENC, 7,
- END, 7),
+ TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 1025000, 25000, SUPPLYV2,
+ 0, 5, ENC, 7, END, 7),
};

/*
--
1.8.3.2



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