ARM: mvebu: Add SoC IDs for Marvell's integrated CPUs

These SoCs are network packet processors (switch chips) with integrated
ARMv7 cores. They share a great deal of commonality with the Armada-XP
CPUs.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/arch/arm/mach-mvebu/cpu.c b/arch/arm/mach-mvebu/cpu.c
index 1445731..f7f83bf 100644
--- a/arch/arm/mach-mvebu/cpu.c
+++ b/arch/arm/mach-mvebu/cpu.c
@@ -62,6 +62,11 @@
 	case SOC_88F6820_ID:
 	case SOC_88F6828_ID:
 		return MVEBU_SOC_A38X;
+
+	case SOC_98DX3236_ID:
+	case SOC_98DX3336_ID:
+	case SOC_98DX4251_ID:
+		return MVEBU_SOC_MSYS;
 	}
 
 	return MVEBU_SOC_UNKNOWN;
@@ -208,6 +213,15 @@
 	case SOC_88F6828_ID:
 		puts("MV88F6828-");
 		break;
+	case SOC_98DX3236_ID:
+		puts("98DX3236-");
+		break;
+	case SOC_98DX3336_ID:
+		puts("98DX3336-");
+		break;
+	case SOC_98DX4251_ID:
+		puts("98DX4251-");
+		break;
 	default:
 		puts("Unknown-");
 		break;