regulator: tps65023: Setting correct core regulator for tps65021
TPS65023 is using VDCDC1 as core regulator and TPS65021 is using VDCDC3.
Core-regulator and voltage-tables may differ between
different regulators. These two is now passed as driver data.
Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c
index 11c9e1f..42740ff 100644
--- a/drivers/regulator/tps65023-regulator.c
+++ b/drivers/regulator/tps65023-regulator.c
@@ -99,7 +99,7 @@
#define TPS65023_MAX_REG_ID TPS65023_LDO_2
/* Supported voltage values for regulators */
-static const u16 VDCDC1_VSEL_table[] = {
+static const u16 VCORE_VSEL_table[] = {
800, 825, 850, 875,
900, 925, 950, 975,
1000, 1025, 1050, 1075,
@@ -110,20 +110,20 @@
1500, 1525, 1550, 1600,
};
-static const u16 LDO1_VSEL_table[] = {
+
+
+/* Supported voltage values for LDO regulators
+ * for tps65021 and tps65023 */
+static const u16 TPS65023_LDO1_VSEL_table[] = {
1000, 1100, 1300, 1800,
2200, 2600, 2800, 3150,
};
-static const u16 LDO2_VSEL_table[] = {
+static const u16 TPS65023_LDO2_VSEL_table[] = {
1050, 1200, 1300, 1800,
2500, 2800, 3000, 3300,
};
-static unsigned int num_voltages[] = {ARRAY_SIZE(VDCDC1_VSEL_table),
- 0, 0, ARRAY_SIZE(LDO1_VSEL_table),
- ARRAY_SIZE(LDO2_VSEL_table)};
-
/* Regulator specific details */
struct tps_info {
const char *name;
@@ -141,6 +141,13 @@
struct regulator_dev *rdev[TPS65023_NUM_REGULATOR];
const struct tps_info *info[TPS65023_NUM_REGULATOR];
struct regmap *regmap;
+ u8 core_regulator;
+};
+
+/* Struct passed as driver data */
+struct tps_driver_data {
+ const struct tps_info *info;
+ u8 core_regulator;
};
static int tps_65023_set_bits(struct tps_pmic *tps, u8 reg, u8 mask)
@@ -267,7 +274,7 @@
if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
return -EINVAL;
- if (dcdc == TPS65023_DCDC_1) {
+ if (dcdc == tps->core_regulator) {
data = tps_65023_reg_read(tps, TPS65023_REG_DEF_CORE);
if (data < 0)
return data;
@@ -286,9 +293,8 @@
int vsel;
int ret;
- if (dcdc != TPS65023_DCDC_1)
+ if (dcdc != tps->core_regulator)
return -EINVAL;
-
if (min_uV < tps->info[dcdc]->min_uV
|| min_uV > tps->info[dcdc]->max_uV)
return -EINVAL;
@@ -387,7 +393,7 @@
if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
return -EINVAL;
- if (dcdc == TPS65023_DCDC_1) {
+ if (dcdc == tps->core_regulator) {
if (selector >= tps->info[dcdc]->table_len)
return -EINVAL;
else
@@ -439,7 +445,8 @@
static int __devinit tps_65023_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
- const struct tps_info *info = (void *)id->driver_data;
+ const struct tps_driver_data *drv_data = (void *)id->driver_data;
+ const struct tps_info *info = drv_data->info;
struct regulator_init_data *init_data;
struct regulator_dev *rdev;
struct tps_pmic *tps;
@@ -471,6 +478,7 @@
/* common for all regulators */
tps->client = client;
+ tps->core_regulator = drv_data->core_regulator;
for (i = 0; i < TPS65023_NUM_REGULATOR; i++, info++, init_data++) {
/* Store regulator specific information */
@@ -478,7 +486,7 @@
tps->desc[i].name = info->name;
tps->desc[i].id = i;
- tps->desc[i].n_voltages = num_voltages[i];
+ tps->desc[i].n_voltages = info->table_len;
tps->desc[i].ops = (i > TPS65023_DCDC_3 ?
&tps65023_ldo_ops : &tps65023_dcdc_ops);
tps->desc[i].type = REGULATOR_VOLTAGE;
@@ -540,13 +548,49 @@
return 0;
}
+static const struct tps_info tps65021_regs[] = {
+ {
+ .name = "VDCDC1",
+ .min_uV = 3300000,
+ .max_uV = 3300000,
+ .fixed = 1,
+ },
+ {
+ .name = "VDCDC2",
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .fixed = 1,
+ },
+ {
+ .name = "VDCDC3",
+ .min_uV = 800000,
+ .max_uV = 1600000,
+ .table_len = ARRAY_SIZE(VCORE_VSEL_table),
+ .table = VCORE_VSEL_table,
+ },
+ {
+ .name = "LDO1",
+ .min_uV = 1000000,
+ .max_uV = 3150000,
+ .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table),
+ .table = TPS65023_LDO1_VSEL_table,
+ },
+ {
+ .name = "LDO2",
+ .min_uV = 1050000,
+ .max_uV = 3300000,
+ .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table),
+ .table = TPS65023_LDO2_VSEL_table,
+ },
+};
+
static const struct tps_info tps65023_regs[] = {
{
.name = "VDCDC1",
.min_uV = 800000,
.max_uV = 1600000,
- .table_len = ARRAY_SIZE(VDCDC1_VSEL_table),
- .table = VDCDC1_VSEL_table,
+ .table_len = ARRAY_SIZE(VCORE_VSEL_table),
+ .table = VCORE_VSEL_table,
},
{
.name = "VDCDC2",
@@ -564,23 +608,33 @@
.name = "LDO1",
.min_uV = 1000000,
.max_uV = 3150000,
- .table_len = ARRAY_SIZE(LDO1_VSEL_table),
- .table = LDO1_VSEL_table,
+ .table_len = ARRAY_SIZE(TPS65023_LDO1_VSEL_table),
+ .table = TPS65023_LDO1_VSEL_table,
},
{
.name = "LDO2",
.min_uV = 1050000,
.max_uV = 3300000,
- .table_len = ARRAY_SIZE(LDO2_VSEL_table),
- .table = LDO2_VSEL_table,
+ .table_len = ARRAY_SIZE(TPS65023_LDO2_VSEL_table),
+ .table = TPS65023_LDO2_VSEL_table,
},
};
+static struct tps_driver_data tps65021_drv_data = {
+ .info = tps65021_regs,
+ .core_regulator = TPS65023_DCDC_3,
+};
+
+static struct tps_driver_data tps65023_drv_data = {
+ .info = tps65023_regs,
+ .core_regulator = TPS65023_DCDC_1,
+};
+
static const struct i2c_device_id tps_65023_id[] = {
{.name = "tps65023",
- .driver_data = (unsigned long) tps65023_regs,},
+ .driver_data = (unsigned long) &tps65023_drv_data},
{.name = "tps65021",
- .driver_data = (unsigned long) tps65023_regs,},
+ .driver_data = (unsigned long) &tps65021_drv_data,},
{ },
};