From: zyh <zyh@rock-chips.com>
Date: Thu, 17 Apr 2014 10:16:21 +0000 (+0800)
Subject: rk3288:keep camera pwen high alwaysly to avoid leakage of lcdc electricity
X-Git-Tag: firefly_0821_release~5515
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0c0794d1d6f52af604cf83fb32b8351c5dc59ea2;p=firefly-linux-kernel-4.4.55.git

rk3288:keep camera pwen high alwaysly to avoid leakage of lcdc electricity
---

diff --git a/drivers/media/video/rk_camsys/camsys_internal.h b/drivers/media/video/rk_camsys/camsys_internal.h
index e652aec383e6..2e5a577cf181 100755
--- a/drivers/media/video/rk_camsys/camsys_internal.h
+++ b/drivers/media/video/rk_camsys/camsys_internal.h
@@ -290,9 +290,13 @@ static inline int camsys_sysctl_extdev(camsys_extdev_t *extdev, camsys_sysctrl_t
                 gpio_set_value(gpio->io, gpio->active);
                 camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, gpio->active);
             } else {
-                gpio_direction_output(gpio->io, !gpio->active);
-                gpio_set_value(gpio->io, !gpio->active);
-                camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, !gpio->active);
+            	if(CamSys_PwrEn != devctl->ops){
+	                gpio_direction_output(gpio->io, !gpio->active);
+	                gpio_set_value(gpio->io, !gpio->active);
+	                camsys_trace(1,"Sysctl %d success, gpio(%d) set %d",devctl->ops, gpio->io, !gpio->active);
+            		}else{
+            		camsys_trace(1,"don't poweroff CamSys_PwrEn now \n");
+        		}
             }
         } else {
             camsys_err("Sysctl %d failed, because gpio is NULL!",devctl->ops);