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regulator: mt6397: Implement of_map_mode

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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 <amistry@google.com>
Link: https://lore.kernel.org/r/20200702162231.v2.3.I7acfb591bfacf3b1b04a3d388385098bfcc9fecd@changeid
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Anand K Mistry 2020-07-02 16:23:19 +10:00 committed by Mark Brown
parent 1c537b2d72
commit 8096236db4
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GPG Key ID: 24D68B725D5487D0
1 changed files with 13 additions and 0 deletions
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13
drivers/regulator/mt6397-regulator.c
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@ -53,6 +53,7 @@ struct mt6397_regulator_info {
.vsel_mask = vosel_mask, \ .vsel_mask = vosel_mask, \
.enable_reg = enreg, \ .enable_reg = enreg, \
.enable_mask = BIT(0), \ .enable_mask = BIT(0), \
.of_map_mode = mt6397_map_mode, \
}, \ }, \
.qi = BIT(13), \ .qi = BIT(13), \
.vselon_reg = voselon, \ .vselon_reg = voselon, \
@ -144,6 +145,18 @@ static const unsigned int ldo_volt_table7[] = {
1300000, 1500000, 1800000, 2000000, 2500000, 2800000, 3000000, 3300000, 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, static int mt6397_regulator_set_mode(struct regulator_dev *rdev,
unsigned int mode) unsigned int mode)
{ {