On 26/05/2022 10:13, ChiYuan Huang wrote: > Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> 於 2022年5月26日 週四 下午4:06寫道: >> >> On 26/05/2022 05:16, cy_huang wrote: >>> From: ChiYuan Huang <cy_huang@xxxxxxxxxxx> >>> >>> Add the new property for ocp level selection. >>> >>> Signed-off-by: ChiYuan Huang <cy_huang@xxxxxxxxxxx> >>> --- >>> .../bindings/leds/backlight/richtek,rt4831-backlight.yaml | 8 ++++++++ >>> include/dt-bindings/leds/rt4831-backlight.h | 5 +++++ >>> 2 files changed, 13 insertions(+) >>> >>> diff --git a/Documentation/devicetree/bindings/leds/backlight/richtek,rt4831-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/richtek,rt4831-backlight.yaml >>> index e0ac686..c1c59de 100644 >>> --- a/Documentation/devicetree/bindings/leds/backlight/richtek,rt4831-backlight.yaml >>> +++ b/Documentation/devicetree/bindings/leds/backlight/richtek,rt4831-backlight.yaml >>> @@ -47,6 +47,14 @@ properties: >>> minimum: 0 >>> maximum: 3 >>> >>> + richtek,bled-ocp-sel: >> >> Skip "sel" as it is a shortcut of selection. Name instead: >> "richtek,backlight-ocp" >> > OK, if so, do I need to rename all properties from 'bled' to 'backlight' ? > If only this property is naming as 'backlight'. it may conflict with > the others like as "richtek,bled-ovp-sel". Ah, no, no need. >> >>> + description: | >>> + Backlight OCP level selection, currently support 0.9A/1.2A/1.5A/1.8A >> >> Could you explain here what is OCP (unfold the acronym)? > Yes. And the full name is 'over current protection'. Thanks and this leads to second thing - you encode register value instead of logical value. This must be a logical value in mA, so "richtek,bled-ocp-microamp". I see you already did some register-style for voltage. It's wrong but it was done, so let it be. But let's don't make that a pattern... >> >> >> Best regards, >> Krzysztof Best regards, Krzysztof