ppc4xx: Add basic support for AMCC 460EX/460GT (1/5)

This patch adds basic support for the AMCC 460EX/460GT PPC's.

Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/cpu/ppc4xx/4xx_pci.c b/cpu/ppc4xx/4xx_pci.c
index a5b9690..941d4dc 100644
--- a/cpu/ppc4xx/4xx_pci.c
+++ b/cpu/ppc4xx/4xx_pci.c
@@ -531,7 +531,8 @@
 	out16r( PCIX0_CLS, 0x00060000 ); /* Bridge, host bridge */
 #endif
 
-#if defined(CONFIG_440GX) || defined(CONFIG_440SPE)
+#if defined(CONFIG_440GX) || defined(CONFIG_440SPE) || \
+    defined(CONFIG_460EX) || defined(CONFIG_460GT)
 	out32r( PCIX0_BRDGOPT1, 0x04000060 );               /* PLB Rq pri highest   */
 	out32r( PCIX0_BRDGOPT2, in32(PCIX0_BRDGOPT2) | 0x83 ); /* Enable host config, clear Timeout, ensure int src1  */
 #elif defined(PCIX0_BRDGOPT1)
@@ -549,7 +550,8 @@
 	out32r( PCIX0_POM0SA, 0 ); /* disable */
 	out32r( PCIX0_POM1SA, 0 ); /* disable */
 	out32r( PCIX0_POM2SA, 0 ); /* disable */
-#if defined(CONFIG_440SPE)
+#if defined(CONFIG_440SPE) || \
+    defined(CONFIG_460EX) || defined(CONFIG_460GT)
 	out32r( PCIX0_POM0LAL, 0x10000000 );
 	out32r( PCIX0_POM0LAH, 0x0000000c );
 #else
@@ -586,7 +588,8 @@
 	int busno;
 
 	busno = pci_440_init (&ppc440_hose);
-#if defined(CONFIG_440SPE)
+#if defined(CONFIG_440SPE) || \
+    defined(CONFIG_460EX) || defined(CONFIG_460GT)
 	pcie_setup_hoses(busno + 1);
 #endif
 }