ARM: zynq: Fix bootargs in board dtsi

- Sync with Linux kernel
- Remove rootfs
- Remove earlyprintk

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/dts/zynq-zc702.dts b/arch/arm/dts/zynq-zc702.dts
index 528cd27..eba7037 100644
--- a/arch/arm/dts/zynq-zc702.dts
+++ b/arch/arm/dts/zynq-zc702.dts
@@ -27,7 +27,7 @@
 	};
 
 	chosen {
-		bootargs = "earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};
 
diff --git a/arch/arm/dts/zynq-zc706.dts b/arch/arm/dts/zynq-zc706.dts
index 1610520..bf996ad 100644
--- a/arch/arm/dts/zynq-zc706.dts
+++ b/arch/arm/dts/zynq-zc706.dts
@@ -27,7 +27,7 @@
 	};
 
 	chosen {
-		bootargs = "earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};
 
diff --git a/arch/arm/dts/zynq-zc770-xm010.dts b/arch/arm/dts/zynq-zc770-xm010.dts
index b6982c0..6dc7c89 100644
--- a/arch/arm/dts/zynq-zc770-xm010.dts
+++ b/arch/arm/dts/zynq-zc770-xm010.dts
@@ -21,7 +21,7 @@
 	};
 
 	chosen {
-		bootargs = "root=/dev/ram rw earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};
 
diff --git a/arch/arm/dts/zynq-zc770-xm011.dts b/arch/arm/dts/zynq-zc770-xm011.dts
index 4fed221..858d0e2 100644
--- a/arch/arm/dts/zynq-zc770-xm011.dts
+++ b/arch/arm/dts/zynq-zc770-xm011.dts
@@ -18,7 +18,7 @@
 	};
 
 	chosen {
-		bootargs = "root=/dev/ram rw earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};
 
diff --git a/arch/arm/dts/zynq-zc770-xm012.dts b/arch/arm/dts/zynq-zc770-xm012.dts
index 8d69f0e..6cab832 100644
--- a/arch/arm/dts/zynq-zc770-xm012.dts
+++ b/arch/arm/dts/zynq-zc770-xm012.dts
@@ -20,7 +20,7 @@
 	};
 
 	chosen {
-		bootargs = "root=/dev/ram rw earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};
 
diff --git a/arch/arm/dts/zynq-zc770-xm013.dts b/arch/arm/dts/zynq-zc770-xm013.dts
index 77fdfcc..40a3601 100644
--- a/arch/arm/dts/zynq-zc770-xm013.dts
+++ b/arch/arm/dts/zynq-zc770-xm013.dts
@@ -20,7 +20,7 @@
 	};
 
 	chosen {
-		bootargs = "root=/dev/ram rw earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};
 
diff --git a/arch/arm/dts/zynq-zed.dts b/arch/arm/dts/zynq-zed.dts
index ec9b2f7..b262d83 100644
--- a/arch/arm/dts/zynq-zed.dts
+++ b/arch/arm/dts/zynq-zed.dts
@@ -26,7 +26,7 @@
 	};
 
 	chosen {
-		bootargs = "earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};
 
diff --git a/arch/arm/dts/zynq-zybo.dts b/arch/arm/dts/zynq-zybo.dts
index d04e962..acc6e42 100644
--- a/arch/arm/dts/zynq-zybo.dts
+++ b/arch/arm/dts/zynq-zybo.dts
@@ -26,7 +26,7 @@
 	};
 
 	chosen {
-		bootargs = "earlyprintk";
+		bootargs = "";
 		stdout-path = "serial0:115200n8";
 	};