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SubjectRe: [PATCH 5/5] arm: dts: axpxx: add charge led node
On Wed, Feb 6, 2019 at 2:06 PM Stefan Mavrodiev <stefan@olimex.com> wrote:
>
>
> On 2/5/19 6:16 PM, Chen-Yu Tsai wrote:
> > On Thu, Jan 31, 2019 at 4:25 PM Stefan Mavrodiev <stefan@olimex.com> wrote:
> >> Add dt node for axp20x-led driver controlling CHGLED.
> >> Default status is disabled, since it may be not used.
> >>
> >> Signed-off-by: Stefan Mavrodiev <stefan@olimex.com>
> > Please include a cover letter for such a patch series.
> Sorry, I will.
> >
> > Also, do any boards actually use this? I know the Pine64 does, but the
> > LED is left to the user to populate. I would really like to have an in
> > kernel user of this function, so that we can verify it.
>
> All boards made by Olimex has this led populated. The development and the
> testing of the driver was done on A64-OLinuXino board.
>
> Should I make another patch, enabling the LED for the mention board?

Yes please. I'll dig out my A33-OLinuXino next week to try it out.

ChenYu

> >
> > ChenYu
> >
> >> ---
> >> arch/arm/boot/dts/axp209.dtsi | 5 +++++
> >> arch/arm/boot/dts/axp22x.dtsi | 5 +++++
> >> arch/arm/boot/dts/axp81x.dtsi | 5 +++++
> >> 3 files changed, 15 insertions(+)
> >>
> >> diff --git a/arch/arm/boot/dts/axp209.dtsi b/arch/arm/boot/dts/axp209.dtsi
> >> index 0d9ff12bdf28..f972b6f3ecd0 100644
> >> --- a/arch/arm/boot/dts/axp209.dtsi
> >> +++ b/arch/arm/boot/dts/axp209.dtsi
> >> @@ -69,6 +69,11 @@
> >> #gpio-cells = <2>;
> >> };
> >>
> >> + axp_led: led {
> >> + compatible = "x-powers,axp20x-led";
> >> + status = "disabled";
> >> + };
> >> +
> >> battery_power_supply: battery-power-supply {
> >> compatible = "x-powers,axp209-battery-power-supply";
> >> status = "disabled";
> >> diff --git a/arch/arm/boot/dts/axp22x.dtsi b/arch/arm/boot/dts/axp22x.dtsi
> >> index 65a07a67aca9..92a0b64252b1 100644
> >> --- a/arch/arm/boot/dts/axp22x.dtsi
> >> +++ b/arch/arm/boot/dts/axp22x.dtsi
> >> @@ -62,6 +62,11 @@
> >> #io-channel-cells = <1>;
> >> };
> >>
> >> + axp_led: led {
> >> + compatible = "x-powers,axp20x-led";
> >> + status = "disabled";
> >> + };
> >> +
> >> battery_power_supply: battery-power-supply {
> >> compatible = "x-powers,axp221-battery-power-supply";
> >> status = "disabled";
> >> diff --git a/arch/arm/boot/dts/axp81x.dtsi b/arch/arm/boot/dts/axp81x.dtsi
> >> index bd83962d3627..22e243cc40d5 100644
> >> --- a/arch/arm/boot/dts/axp81x.dtsi
> >> +++ b/arch/arm/boot/dts/axp81x.dtsi
> >> @@ -74,6 +74,11 @@
> >> };
> >> };
> >>
> >> + axp_led: led {
> >> + compatible = "x-powers,axp20x-led";
> >> + status = "disabled";
> >> + };
> >> +
> >> battery_power_supply: battery-power-supply {
> >> compatible = "x-powers,axp813-battery-power-supply";
> >> status = "disabled";
> >> --
> >> 2.17.1
> >>

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