From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans de Goede Subject: Re: [PATCH 1/3] ARM: dts: sun4i: The blue led on the Mele A1000 is a power led Date: Mon, 6 Jun 2016 09:24:05 +0200 Message-ID: References: <1465129393-22379-1-git-send-email-hdegoede@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Chen-Yu Tsai Cc: Maxime Ripard , linux-arm-kernel , devicetree List-Id: devicetree@vger.kernel.org Hi, On 06-06-16 09:05, Chen-Yu Tsai wrote: > On Mon, Jun 6, 2016 at 3:01 PM, Chen-Yu Tsai wrote: >> On Sun, Jun 5, 2016 at 8:23 PM, Hans de Goede wrote: >>> The blue led on the Mele A1000 is wired to light up as soon as the board >>> has powered (it will be on while the gpio is still in input / floating >>> mode), also its location on the top-set box clearly signals "power led". >>> >>> Until now we've been treating this as a generic usr function led, which >>> means that when you plug power into the top-set box, the power-led lights >>> and then turns off as soon as the kernel loads, which looks wrong. >>> >>> This renames the led from a1000:blue:usr to a1000:blue:pwr and marks >>> it as default on, fixing this. >>> >>> Signed-off-by: Hans de Goede >> >> Acked-by: Chen-Yu Tsai > > BTW, the kernel now supports using an LED as a panic indicator. > Would it be useful to use the power LED for this? Maybe I'm not 100% sure either way. Regards, Hans -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html