We already know the mask in lp8788_init_dvs() function, and we can update
the corresponding bit for default_dvs_mode in lp8788_init_dvs() function.
This function looks not necessary to me.
Signed-off-by: Axel Lin <axel....@gmail.com>
---
drivers/regulator/lp8788-buck.c | 25 +++----------------------
1 file changed, 3 insertions(+), 22 deletions(-)
diff --git a/drivers/regulator/lp8788-buck.c b/drivers/regulator/lp8788-buck.c
index 6356e82..0c93a6a 100644
--- a/drivers/regulator/lp8788-buck.c
+++ b/drivers/regulator/lp8788-buck.c
@@ -459,27 +459,6 @@ static struct regulator_desc lp8788_buck_desc[] = {
},
};
-static int lp8788_set_default_dvs_ctrl_mode(struct lp8788 *lp,
- enum lp8788_buck_id id)
-{
- u8 mask, val;
-
- switch (id) {
- case BUCK1:
- mask = LP8788_BUCK1_DVS_SEL_M;
- val = LP8788_BUCK1_DVS_I2C;
- break;
- case BUCK2:
- mask = LP8788_BUCK2_DVS_SEL_M;
- val = LP8788_BUCK2_DVS_I2C;
- break;
- default:
- return 0;
- }
-
- return lp8788_update_bits(lp, LP8788_BUCK_DVS_SEL, mask, val);
-}
-
static int _gpio_request(struct lp8788_buck *buck, int gpio, char *name)
{
struct device *dev = buck->lp->dev;
@@ -530,6 +509,7 @@ static int lp8788_init_dvs(struct lp8788_buck *buck, enum
lp8788_buck_id id)
struct lp8788_platform_data *pdata = buck->lp->pdata;
u8 mask[] = { LP8788_BUCK1_DVS_SEL_M, LP8788_BUCK2_DVS_SEL_M };
u8 val[] = { LP8788_BUCK1_DVS_PIN, LP8788_BUCK2_DVS_PIN };
+ u8 default_dvs_mode[] = { LP8788_BUCK1_DVS_I2C, LP8788_BUCK2_DVS_I2C };
/* no dvs for buck3, 4 */
if (id == BUCK3 || id == BUCK4)
@@ -550,7 +530,8 @@ static int lp8788_init_dvs(struct lp8788_buck *buck, enum
lp8788_buck_id id)
val[id]);
set_default_dvs_mode:
- return lp8788_set_default_dvs_ctrl_mode(buck->lp, id);
+ return lp8788_update_bits(buck->lp, LP8788_BUCK_DVS_SEL, mask[id],
+ default_dvs_mode[id]);
}
static __devinit int lp8788_buck_probe(struct platform_device *pdev)
--
1.7.9.5
--
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