regulator: tps6586x: Use regulator_list_voltage_linear for dvm/ldo4/sw2

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@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c
index 0a3bb3a..ccbb9f1 100644 (file)
--- 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),
 };
 
 /*