[POWERPC] 4xx: Base support for 440GX Taishan eval board

This patch adds base support for the AMCC Taishan 440GX evaluation
board.

Signed-off-by: Hugh Blemings <hugh@blemings.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig
index f65fa10..1bf0424 100644
--- a/arch/powerpc/platforms/44x/Kconfig
+++ b/arch/powerpc/platforms/44x/Kconfig
@@ -23,6 +23,16 @@
 	help
 	  This option enables support for the AMCC PPC440EPX evaluation board.
 
+config TAISHAN
+	bool "Taishan"
+	depends on 44x
+	default n
+	select 440GX
+	select PCI
+	help
+	  This option enables support for the AMCC PPC440GX "Taishan"
+	  evaluation board.
+
 #config LUAN
 #	bool "Luan"
 #	depends on 44x
@@ -59,6 +69,10 @@
 
 config 440GX
 	bool
+        select IBM_NEW_EMAC_EMAC4
+	select IBM_NEW_EMAC_RGMII
+        select IBM_NEW_EMAC_ZMII #test only
+        select IBM_NEW_EMAC_TAH  #test only
 
 config 440SP
 	bool