From: Sandor Yu <R01008@freescale.com>
Date: Sat, 7 Apr 2012 08:34:15 +0000 (+0800)
Subject: ENGR00179130 Setting 480p Hsync and Vsync polarity is incorrect
X-Git-Tag: v3.0.35-fsl~1222
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e21b2fe148e8c0d35c15d6726c6405d39abdc0bb;p=karo-tx-linux.git

ENGR00179130 Setting 480p Hsync and Vsync polarity is incorrect

Fix IPU DI registr DI_GENERAL incorrect initialize.

Signed-off-by: Sandor Yu <R01008@freescale.com>
---

diff --git a/drivers/mxc/ipu3/ipu_disp.c b/drivers/mxc/ipu3/ipu_disp.c
index a34d0601f2bf..229545c9cb34 100644
--- a/drivers/mxc/ipu3/ipu_disp.c
+++ b/drivers/mxc/ipu3/ipu_disp.c
@@ -1292,8 +1292,8 @@ int32_t ipu_init_sync_panel(struct ipu_soc *ipu, int disp, uint32_t pixel_clk,
 
 	/*clear DI*/
 	di_gen = ipu_di_read(ipu, disp, DI_GENERAL);
-	ipu_di_write(ipu, disp,
-		di_gen & (0x3 << 20), DI_GENERAL);
+	di_gen &= (0x3 << 20);
+	ipu_di_write(ipu, disp, di_gen, DI_GENERAL);
 
 	if (sig.interlaced) {
 		if (g_ipu_hw_rev >= 2) {