diff mbox

[v2,3/4] arm: dts: mt2701: Add display bls related nodes for MT2701

Message ID 1498121019-21984-4-git-send-email-erin.lo@mediatek.com (mailing list archive)
State New, archived
Headers show

Commit Message

Erin Lo June 22, 2017, 8:43 a.m. UTC 
From: Weiqing Kong <weiqing.kong@mediatek.com>

This patch adds board related config for backlight

Signed-off-by: Weiqing Kong <weiqing.kong@mediatek.com>
Signed-off-by: Erin Lo <erin.lo@mediatek.com>
---
 arch/arm/boot/dts/mt2701-evb.dts | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

Comments

Yingjoe Chen June 22, 2017, 9:27 a.m. UTC | #1 
On Thu, 2017-06-22 at 16:43 +0800, Erin Lo wrote:
> From: Weiqing Kong <weiqing.kong@mediatek.com>
> 
> This patch adds board related config for backlight
> 
> Signed-off-by: Weiqing Kong <weiqing.kong@mediatek.com>
> Signed-off-by: Erin Lo <erin.lo@mediatek.com>
> ---
>  arch/arm/boot/dts/mt2701-evb.dts | 29 +++++++++++++++++++++++++++++
>  1 file changed, 29 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

<...>

> +
> +&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 {


To help merge, I think this should be sorted according to name.

Joe.C
Weiqing Kong June 23, 2017, 2:10 a.m. UTC | #2 
On Thu, 2017-06-22 at 17:27 +0800, Yingjoe Chen wrote:
> On Thu, 2017-06-22 at 16:43 +0800, Erin Lo wrote:
> > From: Weiqing Kong <weiqing.kong@mediatek.com>
> > 
> > This patch adds board related config for backlight
> > 
> > Signed-off-by: Weiqing Kong <weiqing.kong@mediatek.com>
> > Signed-off-by: Erin Lo <erin.lo@mediatek.com>
> > ---
> >  arch/arm/boot/dts/mt2701-evb.dts | 29 +++++++++++++++++++++++++++++
> >  1 file changed, 29 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
> 
> <...>
> 
> > +
> > +&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 {
> 
> 
> To help merge, I think this should be sorted according to name.
> 
> Joe.C

Thanks for your advice, I will refine this patch as quickly.

Weiqing Kong
> 
> 
> 
>
diff mbox

Patch

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 {