From mboxrd@z Thu Jan 1 00:00:00 1970 From: shawn.guo@freescale.com (Shawn Guo) Date: Thu, 11 Sep 2014 15:44:31 +0800 Subject: [PATCH] ARM: DT: imx53: fix lvds channel 1 port In-Reply-To: <1409848985-16140-1-git-send-email-list-09_linux_arm@tqsc.de> References: <1409848985-16140-1-git-send-email-list-09_linux_arm@tqsc.de> Message-ID: <20140911074428.GF18566@dragon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Sep 04, 2014 at 06:43:05PM +0200, Markus Niebel wrote: > From: Markus Niebel > > 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 > > Signed-off-by: Markus Niebel Applied, thanks.