powerpc/fsl-booke: Update DCSR EPU device tree entries for existing SoCs

Identifies the epu as compatible with Chassis v1 Debug IP.
Signed-off-by: NStephen George <Stephen.George@freescale.com>
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

arch/powerpc/boot/dts/fsl/p2041si-post.dtsi

@@ -155,7 +155,7 @@
 	compatible = "fsl,dcsr", "simple-bus";
 
 	dcsr-epu@0 {
-		compatible = "fsl,dcsr-epu";
+		compatible = "fsl,p2041-dcsr-epu", "fsl,dcsr-epu";
 		interrupts = <52 2 0 0
 			      84 2 0 0
 			      85 2 0 0>;

arch/powerpc/boot/dts/fsl/p3041si-post.dtsi

@@ -182,7 +182,7 @@
 	compatible = "fsl,dcsr", "simple-bus";
 
 	dcsr-epu@0 {
-		compatible = "fsl,dcsr-epu";
+		compatible = "fsl,p3041-dcsr-epu", "fsl,dcsr-epu";
 		interrupts = <52 2 0 0
 			      84 2 0 0
 			      85 2 0 0>;

arch/powerpc/boot/dts/fsl/p4080si-post.dtsi

@@ -156,7 +156,7 @@
 	compatible = "fsl,dcsr", "simple-bus";
 
 	dcsr-epu@0 {
-		compatible = "fsl,dcsr-epu";
+		compatible = "fsl,p4080-dcsr-epu", "fsl,dcsr-epu";
 		interrupts = <52 2 0 0
 			      84 2 0 0
 			      85 2 0 0>;

arch/powerpc/boot/dts/fsl/p5020si-post.dtsi

@@ -184,7 +184,7 @@
 	compatible = "fsl,dcsr", "simple-bus";
 
 	dcsr-epu@0 {
-		compatible = "fsl,dcsr-epu";
+		compatible = "fsl,p5020-dcsr-epu", "fsl,dcsr-epu";
 		interrupts = <52 2 0 0
 			      84 2 0 0
 			      85 2 0 0>;

arch/powerpc/boot/dts/fsl/p5040si-post.dtsi

@@ -129,7 +129,7 @@
 	compatible = "fsl,dcsr", "simple-bus";
 
 	dcsr-epu@0 {
-		compatible = "fsl,dcsr-epu";
+		compatible = "fsl,p5040-dcsr-epu", "fsl,dcsr-epu";
 		interrupts = <52 2 0 0
 			      84 2 0 0
 			      85 2 0 0>;