video: s3c-fb: add gpio setup function to resume function

This patch adds gpio setup function to resume function to ensure
gpio used by FIMD IP and LCD panel during a resume.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index 6b7c5a8aea8a..2bd86a9fa3a0 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -1526,7 +1526,8 @@ static int s3c_fb_resume(struct device *dev)
 
         clk_enable(sfb->bus_clk);
 
-        /* setup registers */
+        /* setup gpio and output polarity controls */
+        pd->setup_gpio();
         writel(pd->vidcon1, sfb->regs + VIDCON1);
 
         /* zero all windows before we do anything */
@@ -1584,7 +1585,8 @@ static int s3c_fb_runtime_resume(struct device *dev)
 
         clk_enable(sfb->bus_clk);
 
-        /* setup registers */
+        /* setup gpio and output polarity controls */
+        pd->setup_gpio();
         writel(pd->vidcon1, sfb->regs + VIDCON1);
 
         /* zero all windows before we do anything */