From fbf7974427910a3f13fcb76a3493f9da0b141120 Mon Sep 17 00:00:00 2001 From: Chris Zhong Date: Sun, 28 Sep 2014 10:28:54 +0800 Subject: [PATCH] regulator: pwm-regulator: add devicetree bindings for pwm regulator Document the pwm regulator Signed-off-by: Chris Zhong Reviewed-by: Doug Anderson Signed-off-by: Mark Brown --- .../bindings/regulator/pwm-regulator.txt | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/pwm-regulator.txt diff --git a/Documentation/devicetree/bindings/regulator/pwm-regulator.txt b/Documentation/devicetree/bindings/regulator/pwm-regulator.txt new file mode 100644 index 0000000..ce91f61 --- /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"; + }; -- 2.7.4