On Wed, 01 Oct 2014, Jaewon Kim wrote:
> This patch add haptic DT binding documentation and example
> to support haptic driver in max77693 Multifunction device.
>
> Signed-off-by: Jaewon Kim <[email protected]>
> Acked-by: Chanwoo Choi <[email protected]>
> ---
> Documentation/devicetree/bindings/mfd/max77693.txt | 21
> ++++++++++++++++++++
> 1 file changed, 21 insertions(+)
Applied, thanks.
> diff --git a/Documentation/devicetree/bindings/mfd/max77693.txt
> b/Documentation/devicetree/bindings/mfd/max77693.txt
> index 11921cc..01e9f30 100644
> --- a/Documentation/devicetree/bindings/mfd/max77693.txt
> +++ b/Documentation/devicetree/bindings/mfd/max77693.txt
> @@ -27,6 +27,20 @@ Optional properties:
>
> [*] refer Documentation/devicetree/bindings/regulator/regulator.txt
>
> +- haptic : The MAX77693 haptic device utilises a PWM controlled motor to
> provide
> + users with tactile feedback. PWM period and duty-cycle are varied in
> + order to provide the approprite level of feedback.
> +
> + Required properties:
> + - compatible : Must be "maxim,max77693-hpatic"
> + - haptic-supply : power supply for the haptic motor
> + [*] refer Documentation/devicetree/bindings/regulator/regulator.txt
> + - pwms : phandle to the physical PWM(Pulse Width Modulation) device.
> + PWM properties should be named "pwms". And number of cell is different
> + for each pwm device.
> + To get more informations, please refer to documentaion.
> + [*] refer Documentation/devicetree/bindings/pwm/pwm.txt
> +
> Example:
> max77693@66 {
> compatible = "maxim,max77693";
> @@ -52,4 +66,11 @@ Example:
> regulator-boot-on;
> };
> };
> +
> + haptic {
> + compatible = "maxim,max77693-haptic";
> + haptic-supply = <&haptic_supply>;
> + pwms = <&pwm 0 40000 0>;
> + pwm-names = "haptic";
> + };
> };
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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