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Date:   Sat, 19 Sep 2020 11:44:31 +0200
From:   Pavel Machek <pavel@ucw.cz>
To:     Alexander Dahl <post@lespocky.de>
Cc:     linux-leds@vger.kernel.org, devicetree@vger.kernel.org,
        Jacek Anaszewski <jacek.anaszewski@gmail.com>,
        Dan Murphy <dmurphy@ti.com>, Rob Herring <robh+dt@kernel.org>,
        linux-kernel@vger.kernel.org,
        Peter Ujfalusi <peter.ujfalusi@ti.com>,
        Marek =?iso-8859-1?Q?Beh=FAn?= <marek.behun@nic.cz>,
        Alexander Dahl <ada@thorsis.com>
Subject: Re: [PATCH v5 2/3] leds: pwm: Allow automatic labels for DT based
 devices
Message-ID: <20200919094431.GD12294@duo.ucw.cz>
References: <20200919053145.7564-1-post@lespocky.de>
 <20200919053145.7564-3-post@lespocky.de>
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On Sat 2020-09-19 07:31:44, Alexander Dahl wrote:
> If LEDs are configured through device tree and the property 'label' is
> omitted, the label is supposed to be generated from the properties
> 'function' and 'color' if present.  While this works fine for e.g. the
> 'leds-gpio' driver, it did not for 'leds-pwm'.
>=20
> The reason is, you get this label naming magic only if you add a LED
> device through 'devm_led_classdev_register_ext()' and pass a pointer to
> the current device tree node.
>=20
> For the following node from dts the LED appeared as 'led-5' in sysfs
> before and as 'red:debug' after this change.

Thanks, applied.
								Pavel
							=09
--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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