[PATCH 2/3] arm: dts: mt2701: Add display bls related nodes for MT2701
Matthias Brugger
matthias.bgg at gmail.com
Fri Jun 9 01:12:50 PDT 2017
On 01/06/17 08:08, Erin Lo wrote:
> From: YT Shen <yt.shen at mediatek.com>
I miss the Singed-off-by from YT Shen.
>
> This patch adds the device node of display backlight for MT2701
>
> Signed-off-by: Weiqing Kong <weiqing.kong at mediatek.com>
> Signed-off-by: Erin Lo <erin.lo at mediatek.com>
> ---
> arch/arm/boot/dts/mt2701-evb.dts | 29 +++++++++++++++++++++++++++++
> arch/arm/boot/dts/mt2701.dtsi | 9 +++++++++
> 2 files changed, 38 insertions(+)
>
> diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts
> index a483798..e49c2b7 100644
> --- a/arch/arm/boot/dts/mt2701-evb.dts
> +++ b/arch/arm/boot/dts/mt2701-evb.dts
> @@ -22,6 +22,35 @@
> memory {
> reg = <0 0x80000000 0 0x40000000>;
> };
> +
> + 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>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pwm_bls_gpio>;
> + };
> +};
> +
> +&bls {
> + status = "okay";
> +};
> +
> +&mmsys {
> + status = "okay";
> +};
> +
> +&pio {
> + pwm_bls_gpio: pwm_bls_gpio {
> + pins_cmd_dat {
> + pinmux = <MT2701_PIN_208_AUD_EXT_CK1__FUNC_DISP_PWM>;
> + };
> + };
> };
>
> &auxadc {
> diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
> index de88bd7..4f110d5 100644
> --- a/arch/arm/boot/dts/mt2701.dtsi
> +++ b/arch/arm/boot/dts/mt2701.dtsi
> @@ -366,6 +366,15 @@
> #clock-cells = <1>;
> };
>
> + bls: bls at 1400a000 {
> + compatible = "mediatek,mt2701-disp-pwm";
> + reg = <0 0x1400a000 0 0x1000>;
> + #pwm-cells = <2>;
> + clocks = <&mmsys CLK_MM_MDP_BLS_26M>, <&mmsys CLK_MM_DISP_BLS>;
> + clock-names = "main", "mm";
> + status = "disabled";
> + };
> +
Can you make this a new patch please. It's preferred to have one patch
for the dtsi and another one for the actual board.
Thanks,
Matthias
> larb0: larb at 14010000 {
> compatible = "mediatek,mt2701-smi-larb";
> reg = <0 0x14010000 0 0x1000>;
>
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