From: xbw <xbw@rock-chips.com>
Date: Thu, 8 May 2014 10:33:17 +0000 (+0800)
Subject: SDMMC:
X-Git-Tag: firefly_0821_release~5326
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bde40359eaf3e4ac387edffae7096ca8e53ad7b6;p=firefly-linux-kernel-4.4.55.git

SDMMC:
1. modify the policy of suspend-resume for sd-card.i.e ignore-pm-notify and keep-power-in-suspend.
2, Unified the SDMMC-setting  of individual projects, refer to rk3288-p977.dts
---

diff --git a/arch/arm/boot/dts/rk3288-chrome.dts b/arch/arm/boot/dts/rk3288-chrome.dts
index efc675c6ba54..0ace2865183c 100755
--- a/arch/arm/boot/dts/rk3288-chrome.dts
+++ b/arch/arm/boot/dts/rk3288-chrome.dts
@@ -196,11 +196,15 @@
 };
 
 &emmc {
-		clock-frequency = <1500000000>;
-	 	clock-freq-min-max = <400000 150000000>;
+	clock-frequency = <150000000>;
+	clock-freq-min-max = <400000 150000000>;
         supports-highspeed;
-		supports-emmc;
-		bootpart-no-access;
+	supports-emmc;
+	bootpart-no-access;
+
+	supports-DDR_MODE;
+	caps2-mmc-hs200;
+
         ignore-pm-notify;
 		keep-power-in-suspend;
     	status = "okay";
@@ -213,6 +217,10 @@
 		supports-sd;
 		broken-cd;
 		card-detect-delay = <200>;
+        	
+		ignore-pm-notify;
+        	keep-power-in-suspend;
+		
 		vmmc-supply = <&rk808_ldo5_reg>;
 		status = "okay";
 };
diff --git a/arch/arm/boot/dts/rk3288-p977.dts b/arch/arm/boot/dts/rk3288-p977.dts
index ea09ace26805..2e6559ef8d06 100755
--- a/arch/arm/boot/dts/rk3288-p977.dts
+++ b/arch/arm/boot/dts/rk3288-p977.dts
@@ -200,6 +200,8 @@
 	broken-cd;
 	card-detect-delay = <200>;
 
+	ignore-pm-notify;
+        keep-power-in-suspend;
 	
         vmmc-supply = <&rk808_ldo5_reg>;
 	status = "okay";
diff --git a/arch/arm/boot/dts/rk3288-tb.dts b/arch/arm/boot/dts/rk3288-tb.dts
index fefdd2fa1be3..7bcade47ebc5 100755
--- a/arch/arm/boot/dts/rk3288-tb.dts
+++ b/arch/arm/boot/dts/rk3288-tb.dts
@@ -204,15 +204,21 @@
 };
 
 &emmc {
-		clock-frequency = <150000000>;
-	 	clock-freq-min-max = <400000 1500000000>;
+	clock-frequency = <100000000>;
+	clock-freq-min-max = <400000 100000000>;
+
         supports-highspeed;
-		supports-emmc;
-		bootpart-no-access;
+	supports-emmc;
+        bootpart-no-access;
+
+	//supports-DDR_MODE; //you should set the two value in your project. only close in RK3288-SDK board.
+	//caps2-mmc-hs200;
+
         ignore-pm-notify;
-		keep-power-in-suspend;
-		//poll-hw-reset 
-		status = "okay";
+	keep-power-in-suspend;
+	
+	//poll-hw-reset 
+	status = "okay";
 };
     
 &sdmmc {
@@ -222,7 +228,11 @@
 		supports-sd;
 		broken-cd;
 		card-detect-delay = <200>;
-		vmmc-supply = <&rk808_ldo5_reg>;
+
+		ignore-pm-notify;
+        	keep-power-in-suspend;
+	
+        	vmmc-supply = <&rk808_ldo5_reg>;
 		status = "okay";
 };
 		
diff --git a/arch/arm/boot/dts/rk3288-tesco.dts b/arch/arm/boot/dts/rk3288-tesco.dts
index e459598b7a22..408f1234784a 100755
--- a/arch/arm/boot/dts/rk3288-tesco.dts
+++ b/arch/arm/boot/dts/rk3288-tesco.dts
@@ -202,13 +202,17 @@
 };
 
 &emmc {
-		clock-frequency = <1500000000>;
-	 	clock-freq-min-max = <400000 150000000>;
+	clock-frequency = <150000000>;
+	clock-freq-min-max = <400000 150000000>;
         supports-highspeed;
-		supports-emmc;
-		bootpart-no-access;
+	supports-emmc;
+        bootpart-no-access;
+
+	supports-DDR_MODE;
+	caps2-mmc-hs200;
+
         ignore-pm-notify;
-		keep-power-in-suspend;
+	keep-power-in-suspend;
     	status = "okay";
 };
     
@@ -219,7 +223,11 @@
 		supports-sd;
 		broken-cd;
 		card-detect-delay = <200>;
-		vmmc-supply = <&rk808_ldo5_reg>;
+
+		ignore-pm-notify;
+        	keep-power-in-suspend;
+	
+        	vmmc-supply = <&rk808_ldo5_reg>;
 		status = "okay";
 };