10 files changed, 51 insertions, 104 deletions

diff --git a/arch/powerpc/platforms/83xx/mpc834x_itx.c b/arch/powerpc/platforms/83xx/mpc834x_itx.c
index b46305645d38..cf3967a66fb5 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_itx.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_itx.c
@@ -46,26 +46,6 @@ 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
-             */
-        {
-                {PIRQB, PIRQC, PIRQD, PIRQA},   /* idsel 0x0e */
-                {PIRQA, PIRQB, PIRQC, PIRQD},   /* idsel 0x0f */
-                {PIRQC, PIRQD, PIRQA, PIRQB},   /* idsel 0x10 */
-        };
-
-        const long min_idsel = 0x0e, max_idsel = 0x10, irqs_per_slot = 4;
-        return PCI_IRQ_TABLE_LOOKUP;
-}
-#endif                          /* CONFIG_PCI */
-
 /* ************************************************************************
  *
  * Setup the architecture
@@ -92,8 +72,6 @@ static void __init mpc834x_itx_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
 
@@ -106,25 +84,13 @@ static void __init mpc834x_itx_setup_arch(void)
 
 void __init mpc834x_itx_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.
@@ -153,4 +119,7 @@ define_machine(mpc834x_itx) {
         .time_init              = mpc83xx_time_init,
         .calibrate_decr         = generic_calibrate_decr,
         .progress               = udbg_progress,
+#ifdef CONFIG_PCI
+        .pcibios_fixup          = mpc83xx_pcibios_fixup,
+#endif
 };
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.c b/arch/powerpc/platforms/83xx/mpc834x_sys.c
index 3e1c16eb4a63..32df239d1c48 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
 };
diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h
index 01cae106912b..2c82bca9bfbb 100644
--- a/arch/powerpc/platforms/83xx/mpc83xx.h
+++ b/arch/powerpc/platforms/83xx/mpc83xx.h
@@ -11,6 +11,7 @@
 
 extern int add_bridge(struct device_node *dev);
 extern int mpc83xx_exclude_device(u_char bus, u_char devfn);
+extern void mpc83xx_pcibios_fixup(void);
 extern void mpc83xx_restart(char *cmd);
 extern long mpc83xx_time_init(void);
 
diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c
index 3b5e563c279f..5d84a9ccd103 100644
--- a/arch/powerpc/platforms/83xx/pci.c
+++ b/arch/powerpc/platforms/83xx/pci.c
@@ -45,6 +45,15 @@ int mpc83xx_exclude_device(u_char bus, u_char devfn)
         return PCIBIOS_SUCCESSFUL;
 }
 
+void __init mpc83xx_pcibios_fixup(void)
+{
+        struct pci_dev *dev = NULL;
+
+        /* map all the PCI irqs */
+        for_each_pci_dev(dev)
+                pci_read_irq_line(dev);
+}
+
 int __init add_bridge(struct device_node *dev)
 {
         int len;
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index 146da3001c67..0b1b52168bb7 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -52,6 +52,7 @@ unsigned long pci_dram_offset = 0;
 #endif
 
 
+#ifdef CONFIG_PCI
 static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc,
                                  struct pt_regs *regs)
 {
@@ -60,40 +61,43 @@ static void mpc86xx_8259_cascade(unsigned int irq, struct irq_desc *desc,
                 generic_handle_irq(cascade_irq, regs);
         desc->chip->eoi(irq);
 }
+#endif  /* CONFIG_PCI */
 
 void __init
 mpc86xx_hpcn_init_irq(void)
 {
         struct mpic *mpic1;
-        struct device_node *np, *cascade_node = NULL;
+        struct device_node *np;
+        struct resource res;
+#ifdef CONFIG_PCI
+        struct device_node *cascade_node = NULL;
         int cascade_irq;
-        phys_addr_t openpic_paddr;
+#endif
 
+        /* Determine PIC address. */
         np = of_find_node_by_type(NULL, "open-pic");
         if (np == NULL)
                 return;
-
-        /* Determine the Physical Address of the OpenPIC regs */
-        openpic_paddr = get_immrbase() + MPC86xx_OPENPIC_OFFSET;
+        of_address_to_resource(np, 0, &res);
 
         /* Alloc mpic structure and per isu has 16 INT entries. */
-        mpic1 = mpic_alloc(np, openpic_paddr,
+        mpic1 = mpic_alloc(np, res.start,
                         MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
                         16, NR_IRQS - 4,
                         " MPIC     ");
         BUG_ON(mpic1 == NULL);
 
-        mpic_assign_isu(mpic1, 0, openpic_paddr + 0x10000);
+        mpic_assign_isu(mpic1, 0, res.start + 0x10000);
 
         /* 48 Internal Interrupts */
-        mpic_assign_isu(mpic1, 1, openpic_paddr + 0x10200);
-        mpic_assign_isu(mpic1, 2, openpic_paddr + 0x10400);
-        mpic_assign_isu(mpic1, 3, openpic_paddr + 0x10600);
+        mpic_assign_isu(mpic1, 1, res.start + 0x10200);
+        mpic_assign_isu(mpic1, 2, res.start + 0x10400);
+        mpic_assign_isu(mpic1, 3, res.start + 0x10600);
 
         /* 16 External interrupts
          * Moving them from [0 - 15] to [64 - 79]
          */
-        mpic_assign_isu(mpic1, 4, openpic_paddr + 0x10000);
+        mpic_assign_isu(mpic1, 4, res.start + 0x10000);
 
         mpic_init(mpic1);
 
diff --git a/arch/powerpc/platforms/86xx/pci.c b/arch/powerpc/platforms/86xx/pci.c
index bc5139043112..a8c8f0a44055 100644
--- a/arch/powerpc/platforms/86xx/pci.c
+++ b/arch/powerpc/platforms/86xx/pci.c
@@ -188,7 +188,8 @@ int __init add_bridge(struct device_node *dev)
 
         printk(KERN_INFO "Found MPC86xx PCIE host bridge at 0x%08lx. "
                "Firmware bus number: %d->%d\n",
-                rsrc.start, hose->first_busno, hose->last_busno);
+               (unsigned long) rsrc.start,
+               hose->first_busno, hose->last_busno);
 
         DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
                 hose, hose->cfg_addr, hose->cfg_data);
diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig
index ba07a9a7c039..234a861870a8 100644
--- a/arch/powerpc/platforms/embedded6xx/Kconfig
+++ b/arch/powerpc/platforms/embedded6xx/Kconfig
@@ -80,6 +80,7 @@ config MPC7448HPC2
         select DEFAULT_UIMAGE
         select PPC_UDBG_16550
         select MPIC
+        select MPIC_WEIRD
         help
           Select MPC7448HPC2 if configuring for Freescale MPC7448HPC2 (Taiga)
           platform
diff --git a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
index ed00ed2455dd..5d393eb94935 100644
--- a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
+++ b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
@@ -215,7 +215,7 @@ static void __init mpc7448_hpc2_init_IRQ(void)
 
         mpic = mpic_alloc(tsi_pic, mpic_paddr,
                         MPIC_PRIMARY | MPIC_BIG_ENDIAN | MPIC_WANTS_RESET |
-                        MPIC_SPV_EOI | MPIC_MOD_ID(MPIC_ID_TSI108),
+                        MPIC_SPV_EOI | MPIC_NO_PTHROU_DIS | MPIC_REGSET_TSI108,
                         0, /* num_sources used */
                         0, /* num_sources used */
                         "Tsi108_PIC");
diff --git a/arch/powerpc/platforms/powermac/pfunc_base.c b/arch/powerpc/platforms/powermac/pfunc_base.c
index 6d66359ec8c8..aacfa59595d1 100644
--- a/arch/powerpc/platforms/powermac/pfunc_base.c
+++ b/arch/powerpc/platforms/powermac/pfunc_base.c
@@ -256,7 +256,7 @@ static struct pmf_handlers macio_mmio_handlers = {
         .write_reg32            = macio_do_write_reg32,
         .read_reg32             = macio_do_read_reg32,
         .write_reg8             = macio_do_write_reg8,
-        .read_reg32             = macio_do_read_reg8,
+        .read_reg8              = macio_do_read_reg8,
         .read_reg32_msrx        = macio_do_read_reg32_msrx,
         .read_reg8_msrx         = macio_do_read_reg8_msrx,
         .write_reg32_slm        = macio_do_write_reg32_slm,
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c
index 060789e31c67..39f7ddb554ea 100644
--- a/arch/powerpc/platforms/powermac/pic.c
+++ b/arch/powerpc/platforms/powermac/pic.c
@@ -87,8 +87,8 @@ static void __pmac_retrigger(unsigned int irq_nr)
 static void pmac_mask_and_ack_irq(unsigned int virq)
 {
         unsigned int src = irq_map[virq].hwirq;
-        unsigned long bit = 1UL << (virq & 0x1f);
-        int i = virq >> 5;
+        unsigned long bit = 1UL << (src & 0x1f);
+        int i = src >> 5;
         unsigned long flags;
 
         spin_lock_irqsave(&pmac_pic_lock, flags);
@@ -175,7 +175,7 @@ static void pmac_mask_irq(unsigned int virq)
 
         spin_lock_irqsave(&pmac_pic_lock, flags);
         __clear_bit(src, ppc_cached_irq_mask);
-        __pmac_set_irq_mask(src, 0);
+        __pmac_set_irq_mask(src, 1);
         spin_unlock_irqrestore(&pmac_pic_lock, flags);
 }