diff options
Diffstat (limited to 'dts/Bindings/regulator/regulator-max77620.txt')
| -rw-r--r-- | dts/Bindings/regulator/regulator-max77620.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/dts/Bindings/regulator/regulator-max77620.txt b/dts/Bindings/regulator/regulator-max77620.txt index b3c8ca6720..1c4bfe7867 100644 --- a/dts/Bindings/regulator/regulator-max77620.txt +++ b/dts/Bindings/regulator/regulator-max77620.txt @@ -94,6 +94,28 @@ Following are additional properties: This is applicable if suspend state FPS source is selected as FPS0, FPS1 or FPS2. +- maxim,ramp-rate-setting: integer, ramp rate(uV/us) setting to be + configured to the device. + The platform may have different ramp + rate than advertised ramp rate if it has + design variation from Maxim's + recommended. On this case, platform + specific ramp rate is used for ramp time + calculation and this property is used + for device register configurations. + The measured ramp rate of platform is + provided by the regulator-ramp-delay + as described in <devicetree/bindings/ + regulator/regulator.txt>. + Maxim Max77620 supports following ramp + delay: + SD: 13.75mV/us, 27.5mV/us, 55mV/us + LDOs: 5mV/us, 100mV/us + +Note: If the measured ramp delay is same as advertised ramp delay then it is not +required to provide the ramp delay with property "maxim,ramp-rate-setting". The +ramp rate can be provided by the regulator-ramp-delay which will be used for +ramp time calculation for voltage change as well as for device configuration. Example: -------- |