Thread (3 messages) flat view 3 messages, 3 authors, 2014-09-10

[PATCH] ARM: DT: imx53: fix lvds channel 1 port

From: p.zabel@pengutronix.de (Philipp Zabel)
Date: 2014-09-10 13:15:05
Also in: linux-devicetree

Hi Shawn,

Am Mittwoch, den 10.09.2014, 09:28 +0800 schrieb Shawn Guo:
On Thu, Sep 04, 2014 at 06:43:05PM +0200, Markus Niebel wrote:
quoted
From: Markus Niebel <redacted>

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 [off-list ref]

Signed-off-by: Markus Niebel <redacted>
Philipp,

Does the patch look good to you?  I feel more comfortable to send it as
a fix and stable material only with your ACK at this stage.
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>

regards
Philipp
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