From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6.1 3/3] omap3: beaglexm: fix power on of DVI
Date: Tue, 11 Jan 2011 17:04:04 -0800 [thread overview]
Message-ID: <20110112010403.GB4957@atomide.com> (raw)
In-Reply-To: <1294791809-28069-1-git-send-email-nm@ti.com>
* Nishanth Menon <nm@ti.com> [110111 16:22]:
> From: Koen Kooi <koen@beagleboard.org>
>
> TFP410 DVI chip is used to provide display out.
> This chip is controlled by 2 lines:
> LDO which supplies the power is controlled over gpio + 2
> and the enable of the chip itself is done over gpio + 1
> NOTE: the LDO is necessary for LED, serial blocks as well.
>
> gpio + 1 was used to sense USB overcurrent in vanilla beagle.
>
> Without this fix, the display would not function as the LDO
> remains shut down.
Thanks, applying.
Tony
prev parent reply other threads:[~2011-01-12 1:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <[PATCH v5 0/3] OMAP3: beaglexm: GPIO fixes>
2011-01-12 0:23 ` [PATCH v6.1 3/3] omap3: beaglexm: fix power on of DVI Nishanth Menon
2011-01-12 1:04 ` Tony Lindgren [this message]
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