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SubjectRe: [PATCH 2/4] ARM: dts: omap4-droid4: Update backlight dt properties
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On 4/5/19 12:00 AM, Tony Lindgren wrote:
> * Jacek Anaszewski <jacek.anaszewski@gmail.com> [190404 20:12]:
>> Tony,
>>
>> On 3/21/19 3:28 PM, Dan Murphy wrote:
>>> Update the properties for the lm3532 device node for droid4.
>>> With this change the backlight LED string and the keypad
>>> LED strings will be controlled separately.
>>>
>>> Signed-off-by: Dan Murphy <dmurphy@ti.com>
>>> ---
>>>
>>> v5 - No change - https://lore.kernel.org/patchwork/patch/1050409/
>>>
>>> v4 - No change - https://lore.kernel.org/patchwork/patch/1050125/
>>> v3 - updated keypad label on v1 comment - https://lore.kernel.org/patchwork/patch/1049023/
>>> v2 - Fixed ramp-up and ramp-down properties, removed hard coded property values,
>>> I did not change the label as it is undecided what it could be - https://lore.kernel.org/patchwork/patch/1048806/
>>>
>>> arch/arm/boot/dts/omap4-droid4-xt894.dts | 26 ++++++++++++++++--------
>>> 1 file changed, 18 insertions(+), 8 deletions(-)
>>>
>>> diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts
>>> index e21ec929f096..aea206f04f76 100644
>>> --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
>>> +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
>>> @@ -383,20 +383,30 @@
>>> };
>>> &i2c1 {
>>> - lm3532@38 {
>>> + led-controller@38 {
>>> compatible = "ti,lm3532";
>>> + #address-cells = <1>;
>>> + #size-cells = <0>;
>>> reg = <0x38>;
>>> enable-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>;
>>> - lcd_backlight: backlight {
>>> - compatible = "ti,lm3532-backlight";
>>> + ramp-up-us = <1024>;
>>> + ramp-down-us = <8193>;
>>> - lcd {
>>> - led-sources = <0 1 2>;
>>> - ramp-up-msec = <1>;
>>> - ramp-down-msec = <0>;
>>> - };
>>
>> Since I'll be creating integration branch for this series,
>> and it would be good to have this patch in it too, then
>> I can do the amendments by myself:
>>
>>> + lcd_backlight: led@0 {
>>> + reg = <0>;
>>> + led-sources = <2>;
>>> + ti,led-mode = <0>;
>>> + label = "backlight";
>>
>> s/backlight/:backlight/
>>
>>> + linux,default-trigger = "backlight";
>>> + };
>>> +
>>> + led@1 {
>>> + reg = <1>;
>>> + led-sources = <1>;
>>> + ti,led-mode = <0>;
>>> + label = "platform::kbd_backlight";
>>
>> s/platform::kbd_backlight/:kbd_backlight/
>
> Yes makes sense to me.
>
>> and then send you a pull request.
>>
>> Would you be OK with that?
>
> Sure go for it. Here's my ack for the changes:
>
> Acked-by: Tony Lindgren <tony@atomide.com>
>
> And then for the one liner to fold in below:
>
> Signed-off-by: Tony Lindgren <tony@atomide.com>
>
> 8< -------------
> diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts
> --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts
> +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts
> @@ -214,7 +214,6 @@
>
> width-mm = <50>;
> height-mm = <89>;
> - backlight = <&lcd_backlight>;
>
> panel-timing {
> clock-frequency = <0>; /* Calculated by dsi */
>

Folded in, thanks. Beside that, I also removed lcd_backlight DT
labels from both DT bindings and dts, since it is now unused
and misleading.

--
Best regards,
Jacek Anaszewski

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