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| author | Chris Zhong <zyw@rock-chips.com> | 2014-09-28 06:28:54 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-09-28 14:36:13 +0400 |
| commit | fbf7974427910a3f13fcb76a3493f9da0b141120 (patch) | |
| tree | 3c59d240e94be19daddf06791e8a54da6c08b410 /Documentation | |
| parent | aa66cc6630a4088e84b64992aa5f137711ae45fa (diff) | |
| download | linux-fbf7974427910a3f13fcb76a3493f9da0b141120.tar.xz | |
regulator: pwm-regulator: add devicetree bindings for pwm regulator
Document the pwm regulator
Signed-off-by: Chris Zhong <zyw@rock-chips.com>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/regulator/pwm-regulator.txt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt new file mode 100644 index 000000000000..ce91f61feb12 --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt @@ -0,0 +1,27 @@ +pwm regulator bindings + +Required properties: +- compatible: Should be "pwm-regulator" +- pwms: OF device-tree PWM specification (see PWM binding pwm.txt) +- voltage-table: voltage and duty table, include 2 members in each set of + brackets, first one is voltage(unit: uv), the next is duty(unit: percent) + +Any property defined as part of the core regulator binding defined in +regulator.txt can also be used. + +Example: + pwm_regulator { + compatible = "pwm-regulator; + pwms = <&pwm1 0 8448 0>; + + voltage-table = <1114000 0>, + <1095000 10>, + <1076000 20>, + <1056000 30>, + <1036000 40>, + <1016000 50>; + + regulator-min-microvolt = <1016000>; + regulator-max-microvolt = <1114000>; + regulator-name = "vdd_logic"; + }; |