diff options
| author | Alina Yu <alina_yu@richtek.com> | 2024-04-30 17:58:27 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-05-01 23:11:37 +0900 |
| commit | d1ef160b45a0010d1f1b3d601230457243a8f3e8 (patch) | |
| tree | 18f3d3f419a42148ce4ce8792f59715ac25b281d /drivers/regulator | |
| parent | ff33132605c1a0acea59e4c523cb7c6fabe856b2 (diff) | |
regulator: rtq2208: Fix the BUCK ramp_delay range to maximum of 16mVstep/us
The maximum ramp up and down range of BUCK are shorten
from 64mVstep/us to 16mVstep/us.
Therefore, the RTQ2208_RAMP_VALUE_MAX_uV is modified
to 16000uV in this version.
Signed-off-by: Alina Yu <alina_yu@richtek.com>
Link: https://lore.kernel.org/r/1777b18c0faa1f6b7196630e679a03362686c301.1714467553.git.alina_yu@richtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/rtq2208-regulator.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/regulator/rtq2208-regulator.c b/drivers/regulator/rtq2208-regulator.c index 2d54844c4226..3079de41ef3f 100644 --- a/drivers/regulator/rtq2208-regulator.c +++ b/drivers/regulator/rtq2208-regulator.c @@ -48,7 +48,7 @@ /* Value */ #define RTQ2208_RAMP_VALUE_MIN_uV 500 -#define RTQ2208_RAMP_VALUE_MAX_uV 64000 +#define RTQ2208_RAMP_VALUE_MAX_uV 16000 #define RTQ2208_BUCK_MASK(uv_irq, ov_irq) (1 << ((uv_irq) % 8) | 1 << ((ov_irq) % 8)) @@ -142,12 +142,11 @@ static int rtq2208_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay) * Because the relation of seleltion and value is like that * * seletion: value - * 000: 64mv - * 001: 32mv + * 010: 16mv * ... * 111: 0.5mv * - * For example, if I would like to select 64mv, the fls(ramp_delay) - 1 will be 0b111, + * For example, if I would like to select 16mv, the fls(ramp_delay) - 1 will be 0b010, * and I need to use 0b111 - sel to do the shifting */ |