1 files changed, 9 insertions, 47 deletions

diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.c b/arch/powerpc/platforms/83xx/mpc834x_sys.c
index 3e1c16eb4a6..32df239d1c4 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_sys.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_sys.c
@@ -43,33 +43,6 @@ unsigned long isa_io_base = 0;
 unsigned long isa_mem_base = 0;
 #endif
 
-#ifdef CONFIG_PCI
-static 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 */
-                {0, 0, 0, 0},
-                {PIRQA, PIRQB, PIRQC, PIRQD},   /* idsel 0x15 */
-                {PIRQD, PIRQA, PIRQB, PIRQC},   /* idsel 0x16 */
-                {PIRQC, PIRQD, PIRQA, PIRQB},   /* idsel 0x17 */
-                {PIRQB, PIRQC, PIRQD, PIRQA},   /* idsel 0x18 */
-                {0, 0, 0, 0},                   /* idsel 0x19 */
-                {0, 0, 0, 0},                   /* idsel 0x20 */
-        };
-
-        const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
-        return PCI_IRQ_TABLE_LOOKUP;
-}
-#endif                          /* CONFIG_PCI */
-
 /* ************************************************************************
  *
  * Setup the architecture
@@ -96,8 +69,6 @@ static void __init mpc834x_sys_setup_arch(void)
         for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
                 add_bridge(np);
 
-        ppc_md.pci_swizzle = common_swizzle;
-        ppc_md.pci_map_irq = mpc83xx_map_irq;
         ppc_md.pci_exclude_device = mpc83xx_exclude_device;
 #endif
 
@@ -110,25 +81,13 @@ static void __init mpc834x_sys_setup_arch(void)
 
 void __init mpc834x_sys_init_IRQ(void)
 {
-        u8 senses[8] = {
-                0,                      /* EXT 0 */
-                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
-        };
+        struct device_node *np;
+
+        np = of_find_node_by_type(NULL, "ipic");
+        if (!np)
+                return;
 
-        ipic_init(get_immrbase() + 0x00700, 0, 0, senses, 8);
+        ipic_init(np, 0);
 
         /* Initialize the default interrupt mapping priorities,
          * in case the boot rom changed something on us.
@@ -178,4 +137,7 @@ define_machine(mpc834x_sys) {
         .time_init              = mpc83xx_time_init,
         .calibrate_decr         = generic_calibrate_decr,
         .progress               = udbg_progress,
+#ifdef CONFIG_PCI
+        .pcibios_fixup          = mpc83xx_pcibios_fixup,
+#endif
 };