Add Sandburst Metrobox and Sandburst Karef board support packages.
Second serial port on 440GX now defined as a system device.
Add 'Short Etch' code for Cicada PHY within 440gx_enet.c
Patch by Travis B. Sawyer, 12 Jul 2005

Check return value of malloc in 440gx_enet.c
Patch by Travis B. Sawyer, 18 Jul 2005
diff --git a/include/ppc440.h b/include/ppc440.h
index 02f0a2e..a5024e6 100644
--- a/include/ppc440.h
+++ b/include/ppc440.h
@@ -842,7 +842,7 @@
 #define EBC_BXCR_BW_MASK		0x00006000
 #define EBC_BXCR_BW_8BIT		0x00000000
 #define EBC_BXCR_BW_16BIT		0x00002000
-
+#define EBC_BXCR_BW_32BIT		0x00006000
 #define EBC_BXAP_BME_ENABLED		0x80000000
 #define EBC_BXAP_BME_DISABLED		0x00000000
 #define EBC_BXAP_TWT_ENCODE(n)		((((unsigned long)(n))&0xFF)<<23)