From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Peter Rosin <peda@axentia.se>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Nicolas Ferre <nicolas.ferre@microchip.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>
Subject: Re: [PATCH] ARM: dts: at91: nattis: initialize the BLON pin as output-low early
Date: Wed, 21 Nov 2018 12:25:21 +0100 [thread overview]
Message-ID: <20181121112521.GL8367@piout.net> (raw)
In-Reply-To: <20181120212036.22497-1-peda@axentia.se>
On 20/11/2018 21:20:43+0000, Peter Rosin wrote:
> The pwm-backlight driver initializes BLON (the enable gpio) to
> output-high if the gpio is input on probe. Initializing the gpio
> to output-low before the driver probes prevents this action by
> the pwm-backlight driver and gets rid of a nasty blink of full
> backlight with an uninitialized panel.
>
> Signed-off-by: Peter Rosin <peda@axentia.se>
> ---
> arch/arm/boot/dts/at91-nattis-2-natte-2.dts | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
Applied, thanks.
--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
prev parent reply other threads:[~2018-11-21 11:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-20 21:20 [PATCH] ARM: dts: at91: nattis: initialize the BLON pin as output-low early Peter Rosin
2018-11-21 11:25 ` Alexandre Belloni [this message]
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