diff mbox

[3/3] ARM: dts: vf610-colibri: Add backlight support

Message ID cea494421deefe0b862e31b08685074715acf8d6.1410930820.git.bhuvanchandra.dv@toradex.com (mailing list archive)
State New, archived
Headers show

Commit Message

Bhuvanchandra DV Sept. 17, 2014, 8:16 a.m. UTC 
Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv@toradex.com>
---
 arch/arm/boot/dts/vf610-colibri-eval-v3.dts |    6 ++++++
 arch/arm/boot/dts/vf610-colibri.dtsi        |    7 +++++++
 2 files changed, 13 insertions(+)

Comments

Shawn Guo Sept. 18, 2014, 2:17 p.m. UTC | #1 
On Wed, Sep 17, 2014 at 01:46:30PM +0530, Bhuvanchandra DV wrote:
> 
> Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv@toradex.com>
> ---
>  arch/arm/boot/dts/vf610-colibri-eval-v3.dts |    6 ++++++
>  arch/arm/boot/dts/vf610-colibri.dtsi        |    7 +++++++
>  2 files changed, 13 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
> index ba98039..f1988a0 100644
> --- a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
> +++ b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
> @@ -52,3 +52,9 @@
>  &pwm1 {
>  	status = "okay";
>  };
> +
> +&backlight {
> +	brightness-levels = <0 4 8 16 32 64 128 255>;
> +	default-brightness-level = <6>;
> +	status  = "okay";
> +};
> diff --git a/arch/arm/boot/dts/vf610-colibri.dtsi b/arch/arm/boot/dts/vf610-colibri.dtsi
> index 9bd1415..e725306 100644
> --- a/arch/arm/boot/dts/vf610-colibri.dtsi
> +++ b/arch/arm/boot/dts/vf610-colibri.dtsi
> @@ -25,6 +25,13 @@
>  		};
>  	};
>  
> +	backlight: bl {

I would suggest we name the node following the example in
Documentation/devicetree/bindings/pwm/pwm.txt, i.e. bl: backlight.

> +		compitable = "pwm-backlight";
> +		pwms = <&pwm0 0 5000000 0>;
> +		pwm-names = " backlight";

Drop the leading space in the string.

Shawn

> +		status = "disabled";
> +	};
> +
>  };
>  
>  &esdhc1 {
> -- 
> 1.7.9.5
>
Bhuvanchandra DV Sept. 19, 2014, 10:27 a.m. UTC | #2 
On Thursday 18 September 2014 07:47 PM, Shawn Guo wrote:

> On Wed, Sep 17, 2014 at 01:46:30PM +0530, Bhuvanchandra DV wrote:
>> Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv@toradex.com>
>> ---
>>  arch/arm/boot/dts/vf610-colibri-eval-v3.dts |    6 ++++++
>>  arch/arm/boot/dts/vf610-colibri.dtsi        |    7 +++++++
>>  2 files changed, 13 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
>> index ba98039..f1988a0 100644
>> --- a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
>> +++ b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
>> @@ -52,3 +52,9 @@
>>  &pwm1 {
>>  	status = "okay";
>>  };
>> +
>> +&backlight {
>> +	brightness-levels = <0 4 8 16 32 64 128 255>;
>> +	default-brightness-level = <6>;
>> +	status  = "okay";
>> +};
>> diff --git a/arch/arm/boot/dts/vf610-colibri.dtsi b/arch/arm/boot/dts/vf610-colibri.dtsi
>> index 9bd1415..e725306 100644
>> --- a/arch/arm/boot/dts/vf610-colibri.dtsi
>> +++ b/arch/arm/boot/dts/vf610-colibri.dtsi
>> @@ -25,6 +25,13 @@
>>  		};
>>  	};
>>  
>> +	backlight: bl {
> I would suggest we name the node following the example in
> Documentation/devicetree/bindings/pwm/pwm.txt, i.e. bl: backlight.

Will update the node name to bl: backlight

>> +		compitable = "pwm-backlight";
>> +		pwms = <&pwm0 0 5000000 0>;
>> +		pwm-names = " backlight";
> Drop the leading space in the string.
>
> Shawn

Ok

>> +		status = "disabled";
>> +	};
>> +
>>  };
>>  
>>  &esdhc1 {
>> -- 
>> 1.7.9.5
>>
diff mbox

Patch

diff --git a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
index ba98039..f1988a0 100644
--- a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
+++ b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
@@ -52,3 +52,9 @@ 
 &pwm1 {
 	status = "okay";
 };
+
+&backlight {
+	brightness-levels = <0 4 8 16 32 64 128 255>;
+	default-brightness-level = <6>;
+	status  = "okay";
+};
diff --git a/arch/arm/boot/dts/vf610-colibri.dtsi b/arch/arm/boot/dts/vf610-colibri.dtsi
index 9bd1415..e725306 100644
--- a/arch/arm/boot/dts/vf610-colibri.dtsi
+++ b/arch/arm/boot/dts/vf610-colibri.dtsi
@@ -25,6 +25,13 @@ 
 		};
 	};
 
+	backlight: bl {
+		compitable = "pwm-backlight";
+		pwms = <&pwm0 0 5000000 0>;
+		pwm-names = " backlight";
+		status = "disabled";
+	};
+
 };
 
 &esdhc1 {