1 files changed, 56 insertions, 22 deletions

diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c
index 22c228a49c33..36989c2eee66 100644
--- a/arch/powerpc/platforms/cell/setup.c
+++ b/arch/powerpc/platforms/cell/setup.c
@@ -50,9 +50,10 @@
 #include <asm/spu.h>
 #include <asm/spu_priv1.h>
 #include <asm/udbg.h>
+#include <asm/mpic.h>
+#include <asm/of_platform.h>
 
 #include "interrupt.h"
-#include "iommu.h"
 #include "cbe_regs.h"
 #include "pervasive.h"
 #include "ras.h"
@@ -80,24 +81,72 @@ static void cell_progress(char *s, unsigned short hex)
         printk("*** %04x : %s\n", hex, s ? s : "");
 }
 
-static void __init cell_pcibios_fixup(void)
+static int __init cell_publish_devices(void)
 {
-        struct pci_dev *dev = NULL;
+        if (!machine_is(cell))
+                return 0;
+
+        /* Publish OF platform devices for southbridge IOs */
+        of_platform_bus_probe(NULL, NULL, NULL);
+
+        return 0;
+}
+device_initcall(cell_publish_devices);
+
+static void cell_mpic_cascade(unsigned int irq, struct irq_desc *desc)
+{
+        struct mpic *mpic = desc->handler_data;
+        unsigned int virq;
+
+        virq = mpic_get_one_irq(mpic);
+        if (virq != NO_IRQ)
+                generic_handle_irq(virq);
+        desc->chip->eoi(irq);
+}
 
-        for_each_pci_dev(dev)
-                pci_read_irq_line(dev);
+static void __init mpic_init_IRQ(void)
+{
+        struct device_node *dn;
+        struct mpic *mpic;
+        unsigned int virq;
+
+        for (dn = NULL;
+             (dn = of_find_node_by_name(dn, "interrupt-controller"));) {
+                if (!device_is_compatible(dn, "CBEA,platform-open-pic"))
+                        continue;
+
+                /* The MPIC driver will get everything it needs from the
+                 * device-tree, just pass 0 to all arguments
+                 */
+                mpic = mpic_alloc(dn, 0, 0, 0, 0, " MPIC     ");
+                if (mpic == NULL)
+                        continue;
+                mpic_init(mpic);
+
+                virq = irq_of_parse_and_map(dn, 0);
+                if (virq == NO_IRQ)
+                        continue;
+
+                printk(KERN_INFO "%s : hooking up to IRQ %d\n",
+                       dn->full_name, virq);
+                set_irq_data(virq, mpic);
+                set_irq_chained_handler(virq, cell_mpic_cascade);
+        }
 }
 
+
 static void __init cell_init_irq(void)
 {
         iic_init_IRQ();
         spider_init_IRQ();
+        mpic_init_IRQ();
 }
 
 static void __init cell_setup_arch(void)
 {
 #ifdef CONFIG_SPU_BASE
-        spu_priv1_ops         = &spu_priv1_mmio_ops;
+        spu_priv1_ops = &spu_priv1_mmio_ops;
+        spu_management_ops = &spu_management_of_ops;
 #endif
 
         cbe_regs_init();
@@ -109,7 +158,6 @@ static void __init cell_setup_arch(void)
 #ifdef CONFIG_SMP
         smp_init_cell();
 #endif
-
         /* init to some ~sane value until calibrate_delay() runs */
         loops_per_jiffy = 50000000;
 
@@ -129,19 +177,6 @@ static void __init cell_setup_arch(void)
         mmio_nvram_init();
 }
 
-/*
- * Early initialization.  Relocation is on but do not reference unbolted pages
- */
-static void __init cell_init_early(void)
-{
-        DBG(" -> cell_init_early()\n");
-
-        cell_init_iommu();
-
-        DBG(" <- cell_init_early()\n");
-}
-
-
 static int __init cell_probe(void)
 {
         unsigned long root = of_get_flat_dt_root();
@@ -168,7 +203,6 @@ define_machine(cell) {
         .name                   = "Cell",
         .probe                  = cell_probe,
         .setup_arch             = cell_setup_arch,
-        .init_early             = cell_init_early,
         .show_cpuinfo           = cell_show_cpuinfo,
         .restart                = rtas_restart,
         .power_off              = rtas_power_off,
@@ -180,7 +214,7 @@ define_machine(cell) {
         .check_legacy_ioport    = cell_check_legacy_ioport,
         .progress               = cell_progress,
         .init_IRQ               = cell_init_irq,
-        .pcibios_fixup          = cell_pcibios_fixup,
+        .pci_setup_phb          = rtas_setup_phb,
 #ifdef CONFIG_KEXEC
         .machine_kexec          = default_machine_kexec,
         .machine_kexec_prepare  = default_machine_kexec_prepare,