Re: [PATCH v2 2/2] arm64: dts: qcom: Fully describe fingerprint node on Trogdor

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Quoting Doug Anderson (2022-11-07 17:22:51)
> On Mon, Nov 7, 2022 at 11:15 AM Stephen Boyd <swboyd@xxxxxxxxxxxx> wrote:
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> > index 4a5ea17a15ba..65601bea0797 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> > @@ -894,13 +894,16 @@ ap_spi_fp: &spi10 {
> >         cs-gpios = <&tlmm 89 GPIO_ACTIVE_LOW>;
> >
> >         cros_ec_fp: ec@0 {
> > -               compatible = "google,cros-ec-spi";
> > +               compatible = "google,cros-ec-fp", "google,cros-ec-spi";
> >                 reg = <0>;
> >                 interrupt-parent = <&tlmm>;
> >                 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
> >                 pinctrl-names = "default";
> > -               pinctrl-0 = <&fp_to_ap_irq_l>;
> > +               pinctrl-0 = <&fp_to_ap_irq_l>, <&fp_rst_l>, <&fpmcu_boot0>;
> > +               boot0-gpios = <&tlmm 10 GPIO_ACTIVE_HIGH>;
> > +               reset-gpios = <&tlmm 22 GPIO_ACTIVE_LOW>;
>
> This isn't totally a no-op change since the pinctrl entries for
> fp_rst_l and fpmcu_boot0 will now be applied. I assume you've
> confirmed that it works as expected?

Yes my fingerprint still works to unlock. I also confirmed that the bios
sets these pinctrl settings so this is to be more explicit and not rely
on bootloader state.

>
> ...other than the subject (same as patch #1), this LGTM.
>
> Reviewed-by: Douglas Anderson <dianders@xxxxxxxxxxxx>

Cool thanks.



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