From 8096236db4349c43a2b19b8ceb11b0b997354223 Mon Sep 17 00:00:00 2001 From: Anand K Mistry Date: Thu, 2 Jul 2020 16:23:19 +1000 Subject: [PATCH] regulator: mt6397: Implement of_map_mode Implementing of_map_mode is necessary to be able to specify operating modes in the devicetree using 'regulator-allowed-modes', and to change regulator modes. Signed-off-by: Anand K Mistry Link: https://lore.kernel.org/r/20200702162231.v2.3.I7acfb591bfacf3b1b04a3d388385098bfcc9fecd@changeid Signed-off-by: Mark Brown --- drivers/regulator/mt6397-regulator.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/regulator/mt6397-regulator.c b/drivers/regulator/mt6397-regulator.c index d51e98ce1138..0a30df5e414f 100644 --- a/drivers/regulator/mt6397-regulator.c +++ b/drivers/regulator/mt6397-regulator.c @@ -53,6 +53,7 @@ struct mt6397_regulator_info { .vsel_mask = vosel_mask, \ .enable_reg = enreg, \ .enable_mask = BIT(0), \ + .of_map_mode = mt6397_map_mode, \ }, \ .qi = BIT(13), \ .vselon_reg = voselon, \ @@ -144,6 +145,18 @@ static const unsigned int ldo_volt_table7[] = { 1300000, 1500000, 1800000, 2000000, 2500000, 2800000, 3000000, 3300000, }; +static unsigned int mt6397_map_mode(unsigned int mode) +{ + switch (mode) { + case MT6397_BUCK_MODE_AUTO: + return REGULATOR_MODE_NORMAL; + case MT6397_BUCK_MODE_FORCE_PWM: + return REGULATOR_MODE_FAST; + default: + return REGULATOR_MODE_INVALID; + } +} + static int mt6397_regulator_set_mode(struct regulator_dev *rdev, unsigned int mode) { -- 2.20.1