gt510 uses a PWM controllable vibrator, that uses a general purpose clock output for it's control. Set up the pwm, supply and the vibrator. Signed-off-by: Nikita Travkin <nikita@xxxxxxx> --- .../boot/dts/qcom/msm8916-samsung-gt510.dts | 47 +++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts index e9916199e5a3..44d527b3f1f6 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-gt510.dts @@ -8,4 +8,51 @@ / { model = "Samsung Galaxy Tab A 9.7 (2015)"; compatible = "samsung,gt510", "qcom,msm8916"; chassis-type = "tablet"; + + clk_pwm: pwm { + compatible = "clk-pwm"; + #pwm-cells = <2>; + + clocks = <&gcc GCC_GP2_CLK>; + + pinctrl-0 = <&motor_pwm_default>; + pinctrl-names = "default"; + }; + + reg_motor_vdd: regulator-motor-vdd { + compatible = "regulator-fixed"; + regulator-name = "motor_vdd"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + + gpio = <&msmgpio 76 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-0 = <&motor_en_default>; + pinctrl-names = "default"; + }; + + vibrator { + compatible = "pwm-vibrator"; + + pwms = <&clk_pwm 0 100000>; + pwm-names = "enable"; + + vcc-supply = <®_motor_vdd>; + }; +}; + +&msmgpio { + motor_en_default: motor-en-default-state { + pins = "gpio76"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + + motor_pwm_default: motor-pwm-default-state { + pins = "gpio50"; + function = "gcc_gp2_clk_a"; + }; }; -- 2.38.1