armv8/fsl-layerscape: print SoC revsion number

The exact SoC revsion number can be recognized from U-Boot log.

Signed-off-by: Wenbin Song <wenbin.song@nxp.com>
Signed-off-by: Mingkai Hu <mingkai.hu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/cpu/armv8/fsl-layerscape/cpu.c

@@ -44,6 +44,9 @@ void cpu_name(char *name)
 
 			if (IS_E_PROCESSOR(svr))
 				strcat(name, "E");
+
+			sprintf(name + strlen(name), " Rev%d.%d",
+				SVR_MAJ(svr), SVR_MIN(svr));
 			break;
 		}