diff --git a/arch/arm/boot/dts/gemini-nas4220b.dts b/arch/arm/boot/dts/gemini-nas4220b.dts
index 254ecbc3d79fef1c7d5249d17603a3b1e17bfd3d..521714f38eedaeaa07618c3187e0bd9740e19c41 100644
--- a/arch/arm/boot/dts/gemini-nas4220b.dts
+++ b/arch/arm/boot/dts/gemini-nas4220b.dts
@@ -20,7 +20,7 @@
 	};
 
 	chosen {
-		bootargs = "console=ttyS0,19200n8";
+		bootargs = "console=ttyS0,19200n8 root=/dev/mtdblock3 rw rootfstype=squashfs,jffs2 rootwait";
 		stdout-path = &uart0;
 	};
 
diff --git a/arch/arm/boot/dts/gemini-sl93512r.dts b/arch/arm/boot/dts/gemini-sl93512r.dts
index 5f70e01af7ece8184406078f6d529c6414d41522..a98af0351906989dcdbd79673f66f78abfc6b671 100644
--- a/arch/arm/boot/dts/gemini-sl93512r.dts
+++ b/arch/arm/boot/dts/gemini-sl93512r.dts
@@ -24,7 +24,7 @@
 	};
 
 	chosen {
-		bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait";
+		bootargs = "console=ttyS0,19200n8 root=/dev/mtdblock3 rw rootfstype=squashfs,jffs2 rootwait";
 		stdout-path = &uart0;
 	};