From fc999b83799074832367d3cfd724c341c849a7da Mon Sep 17 00:00:00 2001 From: Marcus Folkesson Date: Thu, 4 Aug 2011 13:33:49 +0200 Subject: [PATCH] regulator: tps65023: Fixes i2c configuration issues Allow i2c core voltage adjustments by clearing CORE ADJ Allowed bit in CTRL2 Signed-off-by: Marcus Folkesson Acked-by: Mark Brown Signed-off-by: Liam Girdwood --- drivers/regulator/tps65023-regulator.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c index 701a5900f83f..a81abd4871ba 100644 --- a/drivers/regulator/tps65023-regulator.c +++ b/drivers/regulator/tps65023-regulator.c @@ -63,6 +63,13 @@ #define TPS65023_REG_CTRL_LDO2_EN BIT(2) #define TPS65023_REG_CTRL_LDO1_EN BIT(1) +/* REG_CTRL2 bitfields */ +#define TPS65023_REG_CTRL2_GO BIT(7) +#define TPS65023_REG_CTRL2_CORE_ADJ BIT(6) +#define TPS65023_REG_CTRL2_DCDC2 BIT(2) +#define TPS65023_REG_CTRL2_DCDC1 BIT(2) +#define TPS65023_REG_CTRL2_DCDC3 BIT(0) + /* LDO_CTRL bitfields */ #define TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_id) ((ldo_id)*4) #define TPS65023_LDO_CTRL_LDOx_MASK(ldo_id) (0xF0 >> ((ldo_id)*4)) @@ -475,6 +482,10 @@ static int __devinit tps_65023_probe(struct i2c_client *client, i2c_set_clientdata(client, tps); + /* Enable setting output voltage by I2C */ + tps_65023_clear_bits(tps, TPS65023_REG_CON_CTRL2, + TPS65023_REG_CTRL2_CORE_ADJ); + return 0; fail: