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authorAxel Lin <axel.lin@gmail.com>2012-07-20 22:22:20 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-08-28 11:00:24 -0700
commitc42ea5cdfb14418a9d81e7192d65196b2785c3c2 (patch)
treee6f8d874b3b46439a7055c7d0c6e6237b631080c /drivers/regulator
parent74c8cfdaa6865a6d47018d2d0606a6fd0053812f (diff)
downloadop-kernel-dev-c42ea5cdfb14418a9d81e7192d65196b2785c3c2.zip
op-kernel-dev-c42ea5cdfb14418a9d81e7192d65196b2785c3c2.tar.gz
regulator: lp8788-buck: Remove lp8788_set_default_dvs_ctrl_mode function
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.lin@gmail.com> Acked-by: Milo(Woogyom) Kim <milo.kim@ti.com> Tested-by: Milo(Woogyom) Kim <milo.kim@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/lp8788-buck.c25
1 files 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)
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