From: Shawn Guo <shawn.guo@freescale.com>
Date: Mon, 14 Apr 2014 02:02:26 +0000 (+0800)
Subject: imx-drm: imx-drm-core: skip components whose parent device is disabled
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~162^2~2^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1c2366298b105824e68e790bff1106e2d4ee2a30;p=pandora-kernel.git

imx-drm: imx-drm-core: skip components whose parent device is disabled

In a board setup which disables LDB device node completely by changing
status to 'disabled', and only enables HDMI device, we're running into
the problem that imx-drm master never succeeds in binding, and hence
HDMI does not come up either.

&ldb {
	status = "disabled";

	lvds-channel@1 {
		...
		status = "okay";
	};
};

The imx-drm-core should really skip the LVDS channels no matter what
lvds-channel's status is, if LDB device is disabled.  Let's consider
such setup a misconfiguration, give a warning in there and not add the
component.

Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

Reading git-diff-tree failed