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From: marex@denx.de (Marek Vasut)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] backlight: pwm_bl: Do not make the regulator mandatory
Date: Fri, 22 Nov 2013 01:42:22 +0100	[thread overview]
Message-ID: <201311220142.22605.marex@denx.de> (raw)
In-Reply-To: <1385055795-24002-1-git-send-email-fabio.estevam@freescale.com>

Dear Fabio Estevam,

> Commit 22ceeee1 (pwm-backlight: Add power supply support) caused breakage
> on boards that do not define the backlight regulator on their dts files.
> 
> Instead of making the backlight regulator mandatory, treat it as optional
> instead, so that we do not have breakage.
> 
> This avoids the need for adding a dummy regulator on every dts file that
> uses the pwm-backlight.
> 
> Tested on a mx6qsabresd.

This patch certainly makes sense, there are plenty of simple boards that have no 
actual supply for the PWM.

Acked-by: Marek Vasut <marex@denx.de>

Best regards,
Marek Vasut

  reply	other threads:[~2013-11-22  0:42 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-21 17:43 [PATCH] backlight: pwm_bl: Do not make the regulator mandatory Fabio Estevam
2013-11-22  0:42 ` Marek Vasut [this message]
2013-11-22 14:22 ` Thierry Reding
2013-11-22 14:52   ` Mark Brown
2013-11-22 16:06     ` Fabio Estevam
2013-11-25  3:10     ` Shawn Guo
2013-11-25 13:26       ` Fabio Estevam
2013-11-25 13:37         ` Shawn Guo
2013-11-25 14:43           ` Fabio Estevam
2013-11-25 17:29             ` Mark Brown
2013-11-25 20:37               ` Fabio Estevam
2013-11-25 20:58                 ` Fabio Estevam
2013-11-26 13:18                   ` Mark Brown
2013-11-25 15:37         ` Mark Brown
2013-11-25 15:48       ` Mark Brown

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