regulator: tps65023: Added support for the similiar TPS65020 chip

Defines a new voltage-table and allows registering of the tps65020 device.

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>

1 files changed, 53 insertions, 0 deletions

diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c
index 42740ffc0be8..b02c67086353 100644
--- a/drivers/regulator/tps65023-regulator.c
+++ b/drivers/regulator/tps65023-regulator.c
@@ -110,7 +110,16 @@ static const u16 VCORE_VSEL_table[] = {
         1500, 1525, 1550, 1600,
 };
 
+/* Supported voltage values for LDO regulators for tps65020 */
+static const u16 TPS65020_LDO1_VSEL_table[] = {
+        1000, 1050, 1100, 1300,
+        1800, 2500, 3000, 3300,
+};
 
+static const u16 TPS65020_LDO2_VSEL_table[] = {
+        1000, 1050, 1100, 1300,
+        1800, 2500, 3000, 3300,
+};
 
 /* Supported voltage values for LDO regulators
  * for tps65021 and tps65023 */
@@ -548,6 +557,43 @@ static int __devexit tps_65023_remove(struct i2c_client *client)
         return 0;
 }
 
+static const struct tps_info tps65020_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(TPS65020_LDO1_VSEL_table),
+                .table = TPS65020_LDO1_VSEL_table,
+        },
+        {
+                .name = "LDO2",
+                .min_uV = 1050000,
+                .max_uV = 3300000,
+                .table_len = ARRAY_SIZE(TPS65020_LDO2_VSEL_table),
+                .table = TPS65020_LDO2_VSEL_table,
+        },
+};
+
 static const struct tps_info tps65021_regs[] = {
         {
                 .name = "VDCDC1",
@@ -620,6 +666,11 @@ static const struct tps_info tps65023_regs[] = {
         },
 };
 
+static struct tps_driver_data tps65020_drv_data = {
+        .info = tps65020_regs,
+        .core_regulator = TPS65023_DCDC_3,
+};
+
 static struct tps_driver_data tps65021_drv_data = {
                 .info = tps65021_regs,
                 .core_regulator = TPS65023_DCDC_3,
@@ -635,6 +686,8 @@ static const struct i2c_device_id tps_65023_id[] = {
         .driver_data = (unsigned long) &tps65023_drv_data},
         {.name = "tps65021",
         .driver_data = (unsigned long) &tps65021_drv_data,},
+        {.name = "tps65020",
+        .driver_data = (unsigned long) &tps65020_drv_data},
         { },
 };