On 10/02/2017 03:54 AM, Ryder Lee wrote:
> From: Weiqing Kong <weiqing.k...@mediatek.com>
>
> This patch adds board related config for MT2701 pwm backlight.
>
> Signed-off-by: Weiqing Kong <weiqing.k...@mediatek.com>
> Signed-off-by: Erin Lo <erin...@mediatek.com>
> Signed-off-by: Ryder Lee <ryder....@mediatek.com>
> ---
> arch/arm/boot/dts/mt2701-evb.dts | 23 +++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
Pushed to v4.14-next/dts32
Thanks!
>
> diff --git a/arch/arm/boot/dts/mt2701-evb.dts
> b/arch/arm/boot/dts/mt2701-evb.dts
> index f484973..63af4b1 100644
> --- a/arch/arm/boot/dts/mt2701-evb.dts
> +++ b/arch/arm/boot/dts/mt2701-evb.dts
> @@ -56,12 +56,29 @@
> bt_sco_codec:bt_sco_codec {
> compatible = "linux,bt-sco";
> };
> +
> + backlight_lcd: backlight_lcd {
> + compatible = "pwm-backlight";
> + pwms = <&bls 0 100000>;
> + brightness-levels = <
> + 0 16 32 48 64 80 96 112
> + 128 144 160 176 192 208 224 240
> + 255
> + >;
> + default-brightness-level = <9>;
> + };
> };
>
> &auxadc {
> status = "okay";
> };
>
> +&bls {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pwm_bls_gpio>;
> +};
> +
> &i2c0 {
> pinctrl-names = "default";
> pinctrl-0 = <&i2c0_pins_a>;
> @@ -111,6 +128,12 @@
> };
> };
>
> + pwm_bls_gpio: pwm_bls_gpio {
> + pins_cmd_dat {
> + pinmux = <MT2701_PIN_208_AUD_EXT_CK1__FUNC_DISP_PWM>;
> + };
> + };
> +
> spi_pins_a: spi0@0 {
> pins_spi {
> pinmux = <MT2701_PIN_53_SPI0_CSN__FUNC_SPI0_CS>,
>
