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authorAnand K Mistry <amistry@google.com>2020-07-02 16:23:19 +1000
committerMark Brown <broonie@kernel.org>2020-07-02 15:25:45 +0100
commit8096236db4349c43a2b19b8ceb11b0b997354223 (patch)
treea247ed978d28120b78e9fe97afdeb37ce24277d8 /drivers/regulator
parent1c537b2d729698717f01fcea13721818be5adde7 (diff)
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 <amistry@google.com> Link: https://lore.kernel.org/r/20200702162231.v2.3.I7acfb591bfacf3b1b04a3d388385098bfcc9fecd@changeid Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/mt6397-regulator.c13
1 files changed, 13 insertions, 0 deletions
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)
{