Re: [PATCH v5] arm64: dts: qcom: qcm6490-idp: Add definition for three LEDs

[hui liu]

On 1/17/2024 11:41 AM, Dmitry Baryshkov wrote:
> On Wed, 17 Jan 2024 at 05:02, hui liu <quic_huliu@xxxxxxxxxxx> wrote:
> > On 1/15/2024 6:26 PM, Krzysztof Kozlowski wrote:
> > > On 15/01/2024 11:18, hui liu wrote:
> > > > On 1/15/2024 5:56 PM, Dmitry Baryshkov wrote:
> > > > > On Mon, 15 Jan 2024 at 11:48, Hui Liu via B4 Relay
> > > > > <devnull+quic_huliu.quicinc.com@xxxxxxxxxx> wrote:
> > > > > > From: Hui Liu <quic_huliu@xxxxxxxxxxx>
> > > > > >
> > > > > > Add definition for three LEDs to make sure they can
> > > > > > be enabled base on QCOM LPG LED driver.
> > > > >
> > > > > The "function" property is still placed incorrectly. Posting the next
> > > > > iteration before concluding the discussion on the previous one is not
> > > > > the best idea.
> > > > Do you mean I should update it as below? Seems there is no consumer to
> > > > use the function config, do we need to add now?
> > >
> > > Paste the output of dtbs_check for your board (or CHECK_DTBS=y for your
> > > Makefile target).
> > I checked the dt-binding file of LPG LED, I will update the dts as
> > below, if you think it's correct, I will push v6.
>
> Is there any reason why you are defining three different LEDs instead
> of multi-led with three components?

In the HW design, they are three seprete LEDs, there are three LEDs on 
device. why do we need to add for multi-led?

Thanks,
Hui
> > +&pm8350c_pwm {
> > +       #address-cells = <1>;
> > +       #size-cells = <0>;
> > +       status = "okay";
> > +
> > +       led@1 {
> > +               reg = <1>;
> > +               color = <LED_COLOR_ID_RED>;
> > +               function = LED_FUNCTION_STATUS;
> > +       };
> > +
> > +       led@2 {
> > +               reg = <2>;
> > +               color = <LED_COLOR_ID_GREEN>;
> > +               function = LED_FUNCTION_STATUS;
> > +       };
> > +
> > +       led@3 {
> > +               reg = <3>;
> > +               color = <LED_COLOR_ID_BLUE>;
> > +               function = LED_FUNCTION_STATUS;
> > +       };
> > +};