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

Started byErin Lo <erin.lo@mediatek.com>
First post2017-06-22 10:50 +0200
Last post2017-06-23 04:20 +0200
Articles 3 — 3 participants

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  [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701 Erin Lo <erin.lo@mediatek.com> - 2017-06-22 10:50 +0200
    Re: [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes  for MT2701 Yingjoe Chen <yingjoe.chen@mediatek.com> - 2017-06-22 11:30 +0200
      Re: [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes  for MT2701 Weiqing Kong <weiqing.kong@mediatek.com> - 2017-06-23 04:20 +0200

#1672422 — [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701

FromErin Lo <erin.lo@mediatek.com>
Date2017-06-22 10:50 +0200
Subject[PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701
Message-ID<tV5Ym-2e1-17@gated-at.bofh.it>
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
@@ -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 {
-- 
1.9.1

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#1672461 — Re: [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701

FromYingjoe Chen <yingjoe.chen@mediatek.com>
Date2017-06-22 11:30 +0200
SubjectRe: [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701
Message-ID<tV6B4-2JO-17@gated-at.bofh.it>
In reply to#1672422
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

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#1673176 — Re: [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701

FromWeiqing Kong <weiqing.kong@mediatek.com>
Date2017-06-23 04:20 +0200
SubjectRe: [PATCH v2 3/4] arm: dts: mt2701: Add display bls related nodes for MT2701
Message-ID<tVmmt-4B7-1@gated-at.bofh.it>
In reply to#1672461
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
> 
> 
> 
> 

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