linux-kernel - Re: [PATCH v2 5/8] arm64: dts: allwinner: Enable AXP803 CHGLED for Olimex boards

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Date:   Tue, 19 Feb 2019 09:43:56 +0200
From:   Stefan Mavrodiev <stefan@...mex.com>
To:     Pavel Machek <pavel@....cz>, Stefan Mavrodiev <stefan@...mex.com>
Cc:     Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Lee Jones <lee.jones@...aro.org>,
        "open list:LED SUBSYSTEM" <linux-leds@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "open list:X-POWERS MULTIFUNCTION PMIC DEVICE DRIVERS" 
        <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/Allwinner sunXi SoC support" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 5/8] arm64: dts: allwinner: Enable AXP803 CHGLED for
 Olimex boards


On 2/15/19 8:49 PM, Pavel Machek wrote:
> On Fri 2019-02-15 13:50:10, Stefan Mavrodiev wrote:
>> Teres-I and A64-OLinuXino commes with populated LED connected
>> to AXP803. So to be used as battery indication, pass the LED control
>> to the charger itself in mode 0 ( FULL while charging, OFF no battery
>> or completed).
>>
>> Signed-off-by: Stefan Mavrodiev <stefan@...mex.com>
>> ---
>>   arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts | 6 ++++++
>>   arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts   | 6 ++++++
>>   2 files changed, 12 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
>> index f7a4bccaa5d4..7d6930319fba 100644
>> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
>> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
>> @@ -177,6 +177,12 @@
>>   
>>   #include "axp803.dtsi"
>>   
>> +&axp_led {
>> +	label = "a64-olinuxino:yellow:chgled";
> There's little chance userspace will recognize this led.
>
> Can you make it "platform:yellow:charging" and fix it for other
> boards, too?

Sure.

Best regards,
Stefan Mavrodiev

>
> 									Pavel