video: ipuv3: match ipu_di_signal_cfg's clk_pol with its description
From this Linux commit:
commit 85de9d1
Author: Denis Carikli <denis@eukrea.com>
Date: Mon Apr 7 14:44:43 2014 +0200
imx-drm: match ipu_di_signal_cfg's clk_pol with its description.
According to the datasheet, setting the di0_polarity_disp_clk
field in the GENERAL di register sets the output clock polarity
to active high.
Signed-off-by: Denis Carikli <denis@eukrea.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>