[PATCH] ARM: DT: imx53: fix lvds channel 1 port
Arnd Bergmann
arnd at arndb.de
Thu Sep 11 02:36:48 PDT 2014
On Thursday 11 September 2014 15:56:56 Shawn Guo wrote:
> From: Markus Niebel <Markus.Niebel at tq-group.com>
>
> using LVDS channel 1 on an i.MX53 leads to following error:
>
> imx-ldb 53fa8008.ldb: unable to set di0 parent clock to ldb_di1
>
> This comes from imx_ldb_set_clock with mux = 0. Mux parameter must be "1" for
> reparenting di1 clock to ldb_di1. The value of the mux param comes from device
> tree port settings.
>
> On i.MX5, the internal two-input-multiplexer is used. Due to hardware limitations,
> only one port (port@[0,1]) can be used for each channel (lvds-channel@[0,1],
> respectively)
>
> Documentation update suggested by Philipp Zabel <p.zabel at pengutronix.de>
>
> Signed-off-by: Markus Niebel <Markus.Niebel at tq-group.com>
> Fixes: e05c8c9a790a ("ARM: dts: imx53: Add IPU DI ports and endpoints, move imx-drm node to dtsi")
> Cc: <stable at vger.kernel.org>
> Acked-by: Philipp Zabel <p.zabel at pengutronix.de>
> Signed-off-by: Shawn Guo <shawn.guo at freescale.com>
> ---
> Hi arm-soc folks,
>
> Please apply the fix for 3.17, thanks.
Applied to fixes branch, thanks!
Arnd
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