ARM: dts: imx5: use imx51-ssi

imx51-ssi and imx21-ssi are different IPs. imx51-ssi supports online
reconfiguration and needs this for correct interaction with SDMA. This
patch adds imx51-ssi before each imx21-ssi for all imx5 SoCs.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx50.dtsi

@@ -140,7 +140,9 @@
 				};
 
 				ssi2: ssi@50014000 {
-					compatible = "fsl,imx50-ssi", "fsl,imx21-ssi";
+					compatible = "fsl,imx50-ssi",
+							"fsl,imx51-ssi",
+							"fsl,imx21-ssi";
 					reg = <0x50014000 0x4000>;
 					interrupts = <30>;
 					clocks = <&clks IMX5_CLK_SSI2_IPG_GATE>;
@@ -445,7 +447,8 @@
 			};
 
 			ssi1: ssi@63fcc000 {
-				compatible = "fsl,imx50-ssi", "fsl,imx21-ssi";
+				compatible = "fsl,imx50-ssi", "fsl,imx51-ssi",
+							"fsl,imx21-ssi";
 				reg = <0x63fcc000 0x4000>;
 				interrupts = <29>;
 				clocks = <&clks IMX5_CLK_SSI1_IPG_GATE>;