summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/arm/boot/dts/tegra20-colibri-512.dtsi4
-rw-r--r--drivers/regulator/tps6586x-regulator.c93
2 files changed, 76 insertions, 21 deletions
diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
index d5c9bca01232..cbe89ff10686 100644
--- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi
+++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
@@ -268,8 +268,8 @@
reg = <3>;
regulator-compatible = "sm2";
regulator-name = "vdd_sm2,vin_ldo*";
- regulator-min-microvolt = <3700000>;
- regulator-max-microvolt = <3700000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
regulator-always-on;
};
diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c
index e8e3a8afd3e2..0485d47f0d8a 100644
--- a/drivers/regulator/tps6586x-regulator.c
+++ b/drivers/regulator/tps6586x-regulator.c
@@ -93,6 +93,8 @@ static const unsigned int tps6586x_ldo4_voltages[] = {
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,
};
@@ -104,6 +106,13 @@ static const unsigned int tps6586x_sm2_voltages[] = {
4200000, 4250000, 4300000, 4350000, 4400000, 4450000, 4500000, 4550000,
};
+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,
@@ -119,8 +128,8 @@ static const unsigned int tps6586x_dvm_voltages[] = {
.ops = &tps6586x_regulator_ops, \
.type = REGULATOR_VOLTAGE, \
.id = TPS6586X_ID_##_id, \
- .n_voltages = ARRAY_SIZE(tps6586x_##vdata##_voltages), \
- .volt_table = tps6586x_##vdata##_voltages, \
+ .n_voltages = ARRAY_SIZE(vdata##_voltages), \
+ .volt_table = vdata##_voltages, \
.owner = THIS_MODULE, \
.enable_reg = TPS6586X_SUPPLY##ereg0, \
.enable_mask = 1 << (ebit0), \
@@ -162,27 +171,47 @@ static const unsigned int tps6586x_dvm_voltages[] = {
static struct tps6586x_regulator tps6586x_regulator[] = {
TPS6586X_SYS_REGULATOR(),
- TPS6586X_LDO(LDO_0, "vinldo01", ldo0, SUPPLYV1, 5, 3, ENC, 0, END, 0),
- TPS6586X_LDO(LDO_3, "vinldo23", ldo, SUPPLYV4, 0, 3, ENC, 2, END, 2),
- TPS6586X_LDO(LDO_5, "REG-SYS", ldo, SUPPLYV6, 0, 3, ENE, 6, ENE, 6),
- TPS6586X_LDO(LDO_6, "vinldo678", ldo, SUPPLYV3, 0, 3, ENC, 4, END, 4),
- TPS6586X_LDO(LDO_7, "vinldo678", ldo, SUPPLYV3, 3, 3, ENC, 5, END, 5),
- TPS6586X_LDO(LDO_8, "vinldo678", ldo, SUPPLYV2, 5, 3, ENC, 6, END, 6),
- TPS6586X_LDO(LDO_9, "vinldo9", ldo, SUPPLYV6, 3, 3, ENE, 7, ENE, 7),
- TPS6586X_LDO(LDO_RTC, "REG-SYS", ldo, SUPPLYV4, 3, 3, V4, 7, V4, 7),
- TPS6586X_LDO(LDO_1, "vinldo01", dvm, SUPPLYV1, 0, 5, ENC, 1, END, 1),
- TPS6586X_LDO(SM_2, "vin-sm2", sm2, SUPPLYV2, 0, 5, ENC, 7, END, 7),
-
- TPS6586X_DVM(LDO_2, "vinldo23", dvm, LDO2BV1, 0, 5, ENA, 3,
+ TPS6586X_LDO(LDO_0, "vinldo01", tps6586x_ldo0, SUPPLYV1, 5, 3, ENC, 0,
+ END, 0),
+ TPS6586X_LDO(LDO_3, "vinldo23", tps6586x_ldo, SUPPLYV4, 0, 3, ENC, 2,
+ END, 2),
+ TPS6586X_LDO(LDO_5, "REG-SYS", tps6586x_ldo, SUPPLYV6, 0, 3, ENE, 6,
+ ENE, 6),
+ TPS6586X_LDO(LDO_6, "vinldo678", tps6586x_ldo, SUPPLYV3, 0, 3, ENC, 4,
+ END, 4),
+ TPS6586X_LDO(LDO_7, "vinldo678", tps6586x_ldo, SUPPLYV3, 3, 3, ENC, 5,
+ END, 5),
+ TPS6586X_LDO(LDO_8, "vinldo678", tps6586x_ldo, SUPPLYV2, 5, 3, ENC, 6,
+ END, 6),
+ TPS6586X_LDO(LDO_9, "vinldo9", tps6586x_ldo, SUPPLYV6, 3, 3, ENE, 7,
+ 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", ldo4, LDO4V1, 0, 5, ENC, 3,
+ TPS6586X_DVM(LDO_4, "vinldo4", tps6586x_ldo4, LDO4V1, 0, 5, ENC, 3,
END, 3, TPS6586X_VCC1, BIT(6)),
- TPS6586X_DVM(SM_0, "vin-sm0", dvm, SM0V1, 0, 5, ENA, 1,
+ 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", dvm, SM1V1, 0, 5, ENA, 0,
+ TPS6586X_DVM(SM_1, "vin-sm1", tps6586x_dvm, 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),
+};
+
+static struct tps6586x_regulator tps658643_regulator[] = {
+ TPS6586X_LDO(SM_2, "vin-sm2", tps658643_sm2, SUPPLYV2, 0, 5, ENC, 7,
+ END, 7),
+};
+
/*
* TPS6586X has 2 enable bits that are OR'ed to determine the actual
* regulator state. Clearing one of this bits allows switching
@@ -254,11 +283,33 @@ static int tps6586x_regulator_set_slew_rate(struct platform_device *pdev,
setting->slew_rate & TPS6586X_SLEW_RATE_MASK);
}
-static inline struct tps6586x_regulator *find_regulator_info(int id)
+static struct tps6586x_regulator *find_regulator_info(int id, int version)
{
struct tps6586x_regulator *ri;
+ struct tps6586x_regulator *table = NULL;
+ int num;
int i;
+ switch (version) {
+ case TPS658623:
+ table = tps658623_regulator;
+ num = ARRAY_SIZE(tps658623_regulator);
+ break;
+ case TPS658643:
+ table = tps658643_regulator;
+ num = ARRAY_SIZE(tps658643_regulator);
+ break;
+ }
+
+ /* Search version specific table first */
+ if (table) {
+ for (i = 0; i < num; i++) {
+ ri = &table[i];
+ if (ri->desc.id == id)
+ return ri;
+ }
+ }
+
for (i = 0; i < ARRAY_SIZE(tps6586x_regulator); i++) {
ri = &tps6586x_regulator[i];
if (ri->desc.id == id)
@@ -351,6 +402,7 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
struct regulator_init_data *reg_data;
struct tps6586x_platform_data *pdata;
struct of_regulator_match *tps6586x_reg_matches = NULL;
+ int version;
int id;
int err;
@@ -373,10 +425,13 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
return -ENOMEM;
}
+ version = tps6586x_get_version(pdev->dev.parent);
+
for (id = 0; id < TPS6586X_ID_MAX_REGULATOR; ++id) {
reg_data = pdata->reg_init_data[id];
- ri = find_regulator_info(id);
+ ri = find_regulator_info(id, version);
+
if (!ri) {
dev_err(&pdev->dev, "invalid regulator ID specified\n");
return -EINVAL;
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 10:45:05 +0000