diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2017-12-26 13:59:03 +0100 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.co.uk> | 2018-01-08 18:38:57 +0100 |
| commit | bbafa111caa06339a1ca50a7230c56dea0dffbde (patch) | |
| tree | bea3fa91a6d1251c2203ed53c538940a1b8d8a16 /drivers/power | |
| parent | a9904aa82806143641a04521f6d296a13f636834 (diff) | |
| download | linux-bbafa111caa06339a1ca50a7230c56dea0dffbde.tar.bz2 | |
power: supply: axp288_charger: Use regmap_update_bits to set the input limits
Use regmap_update_bits in axp288_charger_set_vbus_inlmt, instead of DIY
code.
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/supply/axp288_charger.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c index 03f502e012c3..7b48afca1a1f 100644 --- a/drivers/power/supply/axp288_charger.c +++ b/drivers/power/supply/axp288_charger.c @@ -222,14 +222,8 @@ static inline int axp288_charger_set_vbus_inlmt(struct axp288_chrg_info *info, int inlmt) { int ret; - unsigned int val; u8 reg_val; - /* Read in limit register */ - ret = regmap_read(info->regmap, AXP20X_CHRG_BAK_CTRL, &val); - if (ret < 0) - goto set_inlmt_fail; - if (inlmt <= ILIM_100MA) { reg_val = CHRG_VBUS_ILIM_100MA; inlmt = ILIM_100MA; @@ -253,15 +247,15 @@ static inline int axp288_charger_set_vbus_inlmt(struct axp288_chrg_info *info, inlmt = ILIM_3000MA; } - reg_val = (val & ~CHRG_VBUS_ILIM_MASK) - | (reg_val << CHRG_VBUS_ILIM_BIT_POS); - ret = regmap_write(info->regmap, AXP20X_CHRG_BAK_CTRL, reg_val); + reg_val = reg_val << CHRG_VBUS_ILIM_BIT_POS; + + ret = regmap_update_bits(info->regmap, AXP20X_CHRG_BAK_CTRL, + CHRG_VBUS_ILIM_MASK, reg_val); if (ret >= 0) info->inlmt = inlmt; else dev_err(&info->pdev->dev, "charger BAK control %d\n", ret); -set_inlmt_fail: return ret; } |