From: Wayne Zou <b36644@freescale.com>
Date: Mon, 20 Aug 2012 04:50:12 +0000 (+0800)
Subject: ENGR00220913 LDB: disable LDB DI clock when suspend
X-Git-Tag: v3.0.35-fsl~569
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4ffc7dcd0c910380c1ebd7ce4bcdeac08147b2ed;p=karo-tx-linux.git

ENGR00220913 LDB: disable LDB DI clock when suspend

Disable LDB DI clock when suspend.

Signed-off-by: Wayne Zou <b36644@freescale.com>
---

diff --git a/drivers/video/mxc/ldb.c b/drivers/video/mxc/ldb.c
index 41233d465a5b..296a148a6d8d 100644
--- a/drivers/video/mxc/ldb.c
+++ b/drivers/video/mxc/ldb.c
@@ -315,7 +315,14 @@ int ldb_fb_event(struct notifier_block *nb, unsigned long val, void *v)
 				writel(data, ldb->control_reg);
 			}
 		}
+		break;
 	}
+	case FB_EVENT_SUSPEND:
+		if (ldb->setting[index].clk_en) {
+			clk_disable(ldb->setting[index].ldb_di_clk);
+			ldb->setting[index].clk_en = false;
+		}
+		break;
 	default:
 		break;
 	}