From: Marek Vasut <marek.vasut@xxxxxxxxx>
Signed-off-by: Marek Vasut <marek.vasut@xxxxxxxxx>
Cc: Chen Peter-B29397 <B29397@xxxxxxxxxxxxx>
Cc: Detlev Zundel <dzu@xxxxxxx>
Cc: Fabio Estevam <festevam@xxxxxxxxx>
Cc: Li Frank-B20596 <B20596@xxxxxxxxxxxxx>
Cc: Lin Tony-B19295 <B19295@xxxxxxxxxxxxx>
Cc: Linux USB <linux-usb@xxxxxxxxxxxxxxx>
Cc: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Cc: Shawn Guo <shawn.guo@xxxxxxxxxxxxx>
Cc: Shawn Guo <shawn.guo@xxxxxxxxxx>
Cc: Stefano Babic <sbabic@xxxxxxx>
Cc: Subodh Nijsure <snijsure@xxxxxxxxxxxx>
Cc: Tony Lin <tony.lin@xxxxxxxxxxxxx>
Cc: Wolfgang Denk <wd@xxxxxxx>
---
drivers/video/mxsfb.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 4a89f88..a265356 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -880,6 +880,18 @@ static int __devexit mxsfb_remove(struct platform_device *pdev)
return 0;
}
+void mxsfb_shutdown(struct platform_device *pdev)
+{
+ struct fb_info *fb_info = platform_get_drvdata(pdev);
+ struct mxsfb_info *host = to_imxfb_host(fb_info);
+
+ /*
+ * Force stop the LCD controller as keeping it running during reboot
+ * might interfere with the BootROM's boot mode pads sampling.
+ */
+ writel(CTRL_RUN, host->base + LCDC_CTRL + REG_CLR);
+}
+
static struct platform_device_id mxsfb_devtype[] = {
{
.name = "imx23-fb",
@@ -896,6 +908,7 @@ MODULE_DEVICE_TABLE(platform, mxsfb_devtype);
static struct platform_driver mxsfb_driver = {
.probe = mxsfb_probe,
.remove = __devexit_p(mxsfb_remove),
+ .shutdown = mxsfb_shutdown,
.id_table = mxsfb_devtype,
.driver = {
.name = DRIVER_NAME,
--
1.7.9.5
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