1 files changed, 31 insertions, 4 deletions

diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c b/arch/ppc/platforms/83xx/mpc834x_sys.c
index ddd04d4c1ea..b38a851a64e 100644
--- a/arch/ppc/platforms/83xx/mpc834x_sys.c
+++ b/arch/ppc/platforms/83xx/mpc834x_sys.c
@@ -62,9 +62,29 @@ extern unsigned long total_memory;	/* in mm/init */
 unsigned char __res[sizeof (bd_t)];
 
 #ifdef CONFIG_PCI
-#error "PCI is not supported"
-/* NEED mpc83xx_map_irq & mpc83xx_exclude_device
-   see platforms/85xx/mpc85xx_ads_common.c */
+int
+mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
+{
+        static char pci_irq_table[][4] =
+            /*
+             *      PCI IDSEL/INTPIN->INTLINE
+             *       A      B      C      D
+             */
+        {
+                {PIRQA, PIRQB,  PIRQC,  PIRQD}, /* idsel 0x11 */
+                {PIRQC, PIRQD,  PIRQA,  PIRQB}, /* idsel 0x12 */
+                {PIRQD, PIRQA,  PIRQB,  PIRQC}  /* idsel 0x13 */
+        };
+
+        const long min_idsel = 0x11, max_idsel = 0x13, irqs_per_slot = 4;
+        return PCI_IRQ_TABLE_LOOKUP;
+}
+
+int
+mpc83xx_exclude_device(u_char bus, u_char devfn)
+{
+        return PCIBIOS_SUCCESSFUL;
+}
 #endif /* CONFIG_PCI */
 
 /* ************************************************************************
@@ -88,7 +108,7 @@ mpc834x_sys_setup_arch(void)
 
 #ifdef CONFIG_PCI
         /* setup PCI host bridges */
-        mpc83xx_sys_setup_hose();
+        mpc83xx_setup_hose();
 #endif
         mpc83xx_early_serial_map();
 
@@ -175,10 +195,17 @@ mpc834x_sys_init_IRQ(void)
                 IRQ_SENSE_LEVEL,        /* EXT 1 */
                 IRQ_SENSE_LEVEL,        /* EXT 2 */
                 0,                      /* EXT 3 */
+#ifdef CONFIG_PCI
+                IRQ_SENSE_LEVEL,        /* EXT 4 */
+                IRQ_SENSE_LEVEL,        /* EXT 5 */
+                IRQ_SENSE_LEVEL,        /* EXT 6 */
+                IRQ_SENSE_LEVEL,        /* EXT 7 */
+#else
                 0,                      /* EXT 4 */
                 0,                      /* EXT 5 */
                 0,                      /* EXT 6 */
                 0,                      /* EXT 7 */
+#endif
         };
 
         ipic_init(binfo->bi_immr_base + 0x00700, 0, MPC83xx_IPIC_IRQ_OFFSET, senses, 8);