[SPARC64]: Use in-kernel OBP device tree for PCI controller probing.

It can be pushed even further down, but this is a first step.

Signed-off-by: David S. Miller <davem@davemloft.net>

7 files changed, 312 insertions, 385 deletions

diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 9472580a4319..a868c3792efb 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -22,6 +22,7 @@
 #include <asm/irq.h>
 #include <asm/ebus.h>
 #include <asm/isa.h>
+#include <asm/prom.h>
 
 unsigned long pci_memspace_mask = 0xffffffffUL;
 
@@ -177,16 +178,16 @@ void pci_config_write32(u32 *addr, u32 val)
 }
 
 /* Probe for all PCI controllers in the system. */
-extern void sabre_init(int, char *);
-extern void psycho_init(int, char *);
-extern void schizo_init(int, char *);
-extern void schizo_plus_init(int, char *);
-extern void tomatillo_init(int, char *);
-extern void sun4v_pci_init(int, char *);
+extern void sabre_init(struct device_node *, const char *);
+extern void psycho_init(struct device_node *, const char *);
+extern void schizo_init(struct device_node *, const char *);
+extern void schizo_plus_init(struct device_node *, const char *);
+extern void tomatillo_init(struct device_node *, const char *);
+extern void sun4v_pci_init(struct device_node *, const char *);
 
 static struct {
         char *model_name;
-        void (*init)(int, char *);
+        void (*init)(struct device_node *, const char *);
 } pci_controller_table[] __initdata = {
         { "SUNW,sabre", sabre_init },
         { "pci108e,a000", sabre_init },
@@ -204,7 +205,7 @@ static struct {
 #define PCI_NUM_CONTROLLER_TYPES (sizeof(pci_controller_table) / \
                                   sizeof(pci_controller_table[0]))
 
-static int __init pci_controller_init(char *model_name, int namelen, int node)
+static int __init pci_controller_init(const char *model_name, int namelen, struct device_node *dp)
 {
         int i;
 
@@ -212,18 +213,15 @@ static int __init pci_controller_init(char *model_name, int namelen, int node)
                 if (!strncmp(model_name,
                              pci_controller_table[i].model_name,
                              namelen)) {
-                        pci_controller_table[i].init(node, model_name);
+                        pci_controller_table[i].init(dp, model_name);
                         return 1;
                 }
         }
-        printk("PCI: Warning unknown controller, model name [%s]\n",
-               model_name);
-        printk("PCI: Ignoring controller...\n");
 
         return 0;
 }
 
-static int __init pci_is_controller(char *model_name, int namelen, int node)
+static int __init pci_is_controller(const char *model_name, int namelen, struct device_node *dp)
 {
         int i;
 
@@ -237,36 +235,35 @@ static int __init pci_is_controller(char *model_name, int namelen, int node)
         return 0;
 }
 
-static int __init pci_controller_scan(int (*handler)(char *, int, int))
+static int __init pci_controller_scan(int (*handler)(const char *, int, struct device_node *))
 {
-        char namebuf[64];
-        int node;
+        struct device_node *dp;
         int count = 0;
 
-        node = prom_getchild(prom_root_node);
-        while ((node = prom_searchsiblings(node, "pci")) != 0) {
+        for_each_node_by_name(dp, "pci") {
+                struct property *prop;
                 int len;
 
-                if ((len = prom_getproperty(node, "model", namebuf, sizeof(namebuf))) > 0 ||
-                    (len = prom_getproperty(node, "compatible", namebuf, sizeof(namebuf))) > 0) {
+                prop = of_find_property(dp, "model", &len);
+                if (!prop)
+                        prop = of_find_property(dp, "compatible", &len);
+
+                if (prop) {
+                        const char *model = prop->value;
                         int item_len = 0;
 
                         /* Our value may be a multi-valued string in the
                          * case of some compatible properties. For sanity,
-                         * only try the first one. */
-
-                        while (namebuf[item_len] && len) {
+                         * only try the first one.
+                         */
+                        while (model[item_len] && len) {
                                 len--;
                                 item_len++;
                         }
 
-                        if (handler(namebuf, item_len, node))
+                        if (handler(model, item_len, dp))
                                 count++;
                 }
-
-                node = prom_getsibling(node);
-                if (!node)
-                        break;
         }
 
         return count;
diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c
index 33dedb1aacd4..fc71b28795a0 100644
--- a/arch/sparc64/kernel/pci_common.c
+++ b/arch/sparc64/kernel/pci_common.c
@@ -664,7 +664,7 @@ static unsigned int __init pci_intmap_match_to_root(struct pci_pbm_info *pbm,
                 }
                 pdev = pbus;
 
-                if (cnode == pbm->prom_node)
+                if (cnode == pbm->prom_node->node)
                         break;
         }
 
@@ -680,7 +680,7 @@ static int __init pci_intmap_match(struct pci_dev *pdev, unsigned int *interrupt
         int i, cnode, plen;
 
         cnode = pci_intmap_match_to_root(pbm, pdev, interrupt);
-        if (cnode == pbm->prom_node)
+        if (cnode == pbm->prom_node->node)
                 goto success;
 
         plen = prom_getproperty(cnode, "reg", (char *) reg, sizeof(reg));
@@ -691,10 +691,10 @@ static int __init pci_intmap_match(struct pci_dev *pdev, unsigned int *interrupt
                 goto fail;
         }
 
-        hi   = reg[0].phys_hi & pbm->pbm_intmask.phys_hi;
-        mid  = reg[0].phys_mid & pbm->pbm_intmask.phys_mid;
-        lo   = reg[0].phys_lo & pbm->pbm_intmask.phys_lo;
-        irq  = *interrupt & pbm->pbm_intmask.interrupt;
+        hi   = reg[0].phys_hi & pbm->pbm_intmask->phys_hi;
+        mid  = reg[0].phys_mid & pbm->pbm_intmask->phys_mid;
+        lo   = reg[0].phys_lo & pbm->pbm_intmask->phys_lo;
+        irq  = *interrupt & pbm->pbm_intmask->interrupt;
 
         for (i = 0; i < pbm->num_pbm_intmap; i++) {
                 struct linux_prom_pci_intmap *intmap;
@@ -714,7 +714,8 @@ fail:
         return 0;
 
 success:
-        printk("PCI-IRQ: Routing bus[%2x] slot[%2x] to INO[%02x]\n",
+        printk("%s: Routing bus[%2x] slot[%2x] to INO[%02x]\n",
+               pbm->name,
                pdev->bus->number, PCI_SLOT(pdev->devfn),
                *interrupt);
         return 1;
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index 24db22aa9728..40c2b6819983 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -17,6 +17,7 @@
 #include <asm/iommu.h>
 #include <asm/irq.h>
 #include <asm/starfire.h>
+#include <asm/prom.h>
 
 #include "pci_impl.h"
 #include "iommu_common.h"
@@ -1103,7 +1104,7 @@ static void pbm_scan_bus(struct pci_controller_info *p,
         pci_fixup_host_bridge_self(pbm->pci_bus);
         pbm->pci_bus->self->sysdata = cookie;
 
-        pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node);
+        pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node->node);
         pci_record_assignments(pbm, pbm->pci_bus);
         pci_assign_unassigned(pbm, pbm->pci_bus);
         pci_fixup_irq(pbm, pbm->pci_bus);
@@ -1291,11 +1292,12 @@ static void psycho_pbm_strbuf_init(struct pci_controller_info *p,
 #define PSYCHO_MEMSPACE_SIZE    0x07fffffffUL
 
 static void psycho_pbm_init(struct pci_controller_info *p,
-                            int prom_node, int is_pbm_a)
+                            struct device_node *dp, int is_pbm_a)
 {
-        unsigned int busrange[2];
+        unsigned int *busrange;
+        struct property *prop;
         struct pci_pbm_info *pbm;
-        int err;
+        int len;
 
         if (is_pbm_a) {
                 pbm = &p->pbm_A;
@@ -1310,10 +1312,14 @@ static void psycho_pbm_init(struct pci_controller_info *p,
         }
 
         pbm->chip_type = PBM_CHIP_TYPE_PSYCHO;
-        pbm->chip_version =
-                prom_getintdefault(prom_node, "version#", 0);
-        pbm->chip_revision =
-                prom_getintdefault(prom_node, "module-revision#", 0);
+        pbm->chip_version = 0;
+        prop = of_find_property(dp, "version#", NULL);
+        if (prop)
+                pbm->chip_version = *(int *) prop->value;
+        pbm->chip_revision = 0;
+        prop = of_find_property(dp, "module-revision#", NULL);
+        if (prop)
+                pbm->chip_revision = *(int *) prop->value;
 
         pbm->io_space.end = pbm->io_space.start + PSYCHO_IOSPACE_SIZE;
         pbm->io_space.flags = IORESOURCE_IO;
@@ -1322,45 +1328,36 @@ static void psycho_pbm_init(struct pci_controller_info *p,
         pbm_register_toplevel_resources(p, pbm);
 
         pbm->parent = p;
-        pbm->prom_node = prom_node;
-        prom_getstring(prom_node, "name",
-                       pbm->prom_name,
-                       sizeof(pbm->prom_name));
-
-        err = prom_getproperty(prom_node, "ranges",
-                               (char *)pbm->pbm_ranges,
-                               sizeof(pbm->pbm_ranges));
-        if (err != -1)
+        pbm->prom_node = dp;
+        pbm->name = dp->full_name;
+
+        printk("%s: PSYCHO PCI Bus Module ver[%x:%x]\n",
+               pbm->name,
+               pbm->chip_version, pbm->chip_revision);
+
+        prop = of_find_property(dp, "ranges", &len);
+        if (prop) {
+                pbm->pbm_ranges = prop->value;
                 pbm->num_pbm_ranges =
-                        (err / sizeof(struct linux_prom_pci_ranges));
-        else
+                        (len / sizeof(struct linux_prom_pci_ranges));
+        } else {
                 pbm->num_pbm_ranges = 0;
+        }
 
-        err = prom_getproperty(prom_node, "interrupt-map",
-                               (char *)pbm->pbm_intmap,
-                               sizeof(pbm->pbm_intmap));
-        if (err != -1) {
-                pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
-                err = prom_getproperty(prom_node, "interrupt-map-mask",
-                                       (char *)&pbm->pbm_intmask,
-                                       sizeof(pbm->pbm_intmask));
-                if (err == -1) {
-                        prom_printf("PSYCHO-PBM: Fatal error, no "
-                                    "interrupt-map-mask.\n");
-                        prom_halt();
-                }
+        prop = of_find_property(dp, "interrupt-map", &len);
+        if (prop) {
+                pbm->pbm_intmap = prop->value;
+                pbm->num_pbm_intmap =
+                        (len / sizeof(struct linux_prom_pci_intmap));
+
+                prop = of_find_property(dp, "interrupt-map-mask", NULL);
+                pbm->pbm_intmask = prop->value;
         } else {
                 pbm->num_pbm_intmap = 0;
-                memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
         }
 
-        err = prom_getproperty(prom_node, "bus-range",
-                               (char *)&busrange[0],
-                               sizeof(busrange));
-        if (err == 0 || err == -1) {
-                prom_printf("PSYCHO-PBM: Fatal error, no bus-range.\n");
-                prom_halt();
-        }
+        prop = of_find_property(dp, "bus-range", NULL);
+        busrange = prop->value;
         pbm->pci_first_busno = busrange[0];
         pbm->pci_last_busno = busrange[1];
 
@@ -1369,20 +1366,24 @@ static void psycho_pbm_init(struct pci_controller_info *p,
 
 #define PSYCHO_CONFIGSPACE      0x001000000UL
 
-void psycho_init(int node, char *model_name)
+void psycho_init(struct device_node *dp, char *model_name)
 {
-        struct linux_prom64_registers pr_regs[3];
+        struct linux_prom64_registers *pr_regs;
         struct pci_controller_info *p;
         struct pci_iommu *iommu;
+        struct property *prop;
         u32 upa_portid;
-        int is_pbm_a, err;
+        int is_pbm_a;
 
-        upa_portid = prom_getintdefault(node, "upa-portid", 0xff);
+        upa_portid = 0xff;
+        prop = of_find_property(dp, "upa-portid", NULL);
+        if (prop)
+                upa_portid = *(u32 *) prop->value;
 
         for(p = pci_controller_root; p; p = p->next) {
                 if (p->pbm_A.portid == upa_portid) {
-                        is_pbm_a = (p->pbm_A.prom_node == 0);
-                        psycho_pbm_init(p, node, is_pbm_a);
+                        is_pbm_a = (p->pbm_A.prom_node == NULL);
+                        psycho_pbm_init(p, dp, is_pbm_a);
                         return;
                 }
         }
@@ -1412,23 +1413,14 @@ void psycho_init(int node, char *model_name)
         p->resource_adjust = psycho_resource_adjust;
         p->pci_ops = &psycho_ops;
 
-        err = prom_getproperty(node, "reg",
-                               (char *)&pr_regs[0],
-                               sizeof(pr_regs));
-        if (err == 0 || err == -1) {
-                prom_printf("PSYCHO: Fatal error, no reg property.\n");
-                prom_halt();
-        }
+        prop = of_find_property(dp, "reg", NULL);
+        pr_regs = prop->value;
 
         p->pbm_A.controller_regs = pr_regs[2].phys_addr;
         p->pbm_B.controller_regs = pr_regs[2].phys_addr;
-        printk("PCI: Found PSYCHO, control regs at %016lx\n",
-               p->pbm_A.controller_regs);
 
         p->pbm_A.config_space = p->pbm_B.config_space =
                 (pr_regs[2].phys_addr + PSYCHO_CONFIGSPACE);
-        printk("PSYCHO: Shared PCI config space at %016lx\n",
-               p->pbm_A.config_space);
 
         /*
          * Psycho's PCI MEM space is mapped to a 2GB aligned area, so
@@ -1441,5 +1433,5 @@ void psycho_init(int node, char *model_name)
         psycho_iommu_init(p);
 
         is_pbm_a = ((pr_regs[0].phys_addr & 0x6000) == 0x2000);
-        psycho_pbm_init(p, node, is_pbm_a);
+        psycho_pbm_init(p, dp, is_pbm_a);
 }
diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c
index b7d997b55f0a..91d1aa44efc1 100644
--- a/arch/sparc64/kernel/pci_sabre.c
+++ b/arch/sparc64/kernel/pci_sabre.c
@@ -19,6 +19,7 @@
 #include <asm/irq.h>
 #include <asm/smp.h>
 #include <asm/oplib.h>
+#include <asm/prom.h>
 
 #include "pci_impl.h"
 #include "iommu_common.h"
@@ -1160,7 +1161,7 @@ static void sabre_scan_bus(struct pci_controller_info *p)
 
                 pbus->sysdata = pbm;
                 pbm->pci_bus = pbus;
-                pci_fill_in_pbm_cookies(pbus, pbm, pbm->prom_node);
+                pci_fill_in_pbm_cookies(pbus, pbm, pbm->prom_node->node);
                 pci_record_assignments(pbm, pbus);
                 pci_assign_unassigned(pbm, pbus);
                 pci_fixup_irq(pbm, pbus);
@@ -1173,7 +1174,7 @@ static void sabre_scan_bus(struct pci_controller_info *p)
                 pbm = &p->pbm_A;
                 sabre_bus->sysdata = pbm;
                 pbm->pci_bus = sabre_bus;
-                pci_fill_in_pbm_cookies(sabre_bus, pbm, pbm->prom_node);
+                pci_fill_in_pbm_cookies(sabre_bus, pbm, pbm->prom_node->node);
                 pci_record_assignments(pbm, sabre_bus);
                 pci_assign_unassigned(pbm, sabre_bus);
                 pci_fixup_irq(pbm, sabre_bus);
@@ -1306,34 +1307,36 @@ static void pbm_register_toplevel_resources(struct pci_controller_info *p,
                                             &pbm->mem_space);
 }
 
-static void sabre_pbm_init(struct pci_controller_info *p, int sabre_node, u32 dma_begin)
+static void sabre_pbm_init(struct pci_controller_info *p, struct device_node *dp, u32 dma_begin)
 {
         struct pci_pbm_info *pbm;
-        char namebuf[128];
-        u32 busrange[2];
-        int node, simbas_found;
+        struct device_node *node;
+        struct property *prop;
+        u32 *busrange;
+        int len, simbas_found;
 
         simbas_found = 0;
-        node = prom_getchild(sabre_node);
-        while ((node = prom_searchsiblings(node, "pci")) != 0) {
-                int err;
-
-                err = prom_getproperty(node, "model", namebuf, sizeof(namebuf));
-                if ((err <= 0) || strncmp(namebuf, "SUNW,simba", err))
+        node = dp->child;
+        while (node != NULL) {
+                if (strcmp(node->name, "pci"))
                         goto next_pci;
 
-                err = prom_getproperty(node, "bus-range",
-                                       (char *)&busrange[0], sizeof(busrange));
-                if (err == 0 || err == -1) {
-                        prom_printf("APB: Error, cannot get PCI bus-range.\n");
-                        prom_halt();
-                }
+                prop = of_find_property(node, "model", NULL);
+                if (!prop || strncmp(prop->value, "SUNW,simba", prop->length))
+                        goto next_pci;
 
                 simbas_found++;
+
+                prop = of_find_property(node, "bus-range", NULL);
+                busrange = prop->value;
                 if (busrange[0] == 1)
                         pbm = &p->pbm_B;
                 else
                         pbm = &p->pbm_A;
+
+                pbm->name = node->full_name;
+                printk("%s: SABRE PCI Bus Module\n", pbm->name);
+
                 pbm->chip_type = PBM_CHIP_TYPE_SABRE;
                 pbm->parent = p;
                 pbm->prom_node = node;
@@ -1341,83 +1344,68 @@ static void sabre_pbm_init(struct pci_controller_info *p, int sabre_node, u32 dm
                 pbm->pci_first_busno = busrange[0];
                 pbm->pci_last_busno = busrange[1];
 
-                prom_getstring(node, "name", pbm->prom_name, sizeof(pbm->prom_name));
-                err = prom_getproperty(node, "ranges",
-                                       (char *)pbm->pbm_ranges,
-                                       sizeof(pbm->pbm_ranges));
-                if (err != -1)
+                prop = of_find_property(node, "ranges", &len);
+                if (prop) {
+                        pbm->pbm_ranges = prop->value;
                         pbm->num_pbm_ranges =
-                                (err / sizeof(struct linux_prom_pci_ranges));
-                else
+                                (len / sizeof(struct linux_prom_pci_ranges));
+                } else {
                         pbm->num_pbm_ranges = 0;
+                }
 
-                err = prom_getproperty(node, "interrupt-map",
-                                       (char *)pbm->pbm_intmap,
-                                       sizeof(pbm->pbm_intmap));
-                if (err != -1) {
-                        pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
-                        err = prom_getproperty(node, "interrupt-map-mask",
-                                               (char *)&pbm->pbm_intmask,
-                                               sizeof(pbm->pbm_intmask));
-                        if (err == -1) {
-                                prom_printf("APB: Fatal error, no interrupt-map-mask.\n");
-                                prom_halt();
-                        }
+                prop = of_find_property(node, "interrupt-map", &len);
+                if (prop) {
+                        pbm->pbm_intmap = prop->value;
+                        pbm->num_pbm_intmap =
+                                (len / sizeof(struct linux_prom_pci_intmap));
+
+                        prop = of_find_property(node, "interrupt-map-mask",
+                                                NULL);
+                        pbm->pbm_intmask = prop->value;
                 } else {
                         pbm->num_pbm_intmap = 0;
-                        memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
                 }
 
                 pbm_register_toplevel_resources(p, pbm);
 
         next_pci:
-                node = prom_getsibling(node);
-                if (!node)
-                        break;
+                node = node->sibling;
         }
         if (simbas_found == 0) {
-                int err;
-
                 /* No APBs underneath, probably this is a hummingbird
                  * system.
                  */
                 pbm = &p->pbm_A;
                 pbm->parent = p;
-                pbm->prom_node = sabre_node;
+                pbm->prom_node = dp;
                 pbm->pci_first_busno = p->pci_first_busno;
                 pbm->pci_last_busno = p->pci_last_busno;
 
-                prom_getstring(sabre_node, "name", pbm->prom_name, sizeof(pbm->prom_name));
-                err = prom_getproperty(sabre_node, "ranges",
-                                       (char *) pbm->pbm_ranges,
-                                       sizeof(pbm->pbm_ranges));
-                if (err != -1)
+                prop = of_find_property(dp, "ranges", &len);
+                if (prop) {
+                        pbm->pbm_ranges = prop->value;
                         pbm->num_pbm_ranges =
-                                (err / sizeof(struct linux_prom_pci_ranges));
-                else
+                                (len / sizeof(struct linux_prom_pci_ranges));
+                } else {
                         pbm->num_pbm_ranges = 0;
+                }
 
-                err = prom_getproperty(sabre_node, "interrupt-map",
-                                       (char *) pbm->pbm_intmap,
-                                       sizeof(pbm->pbm_intmap));
-
-                if (err != -1) {
-                        pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
-                        err = prom_getproperty(sabre_node, "interrupt-map-mask",
-                                               (char *)&pbm->pbm_intmask,
-                                               sizeof(pbm->pbm_intmask));
-                        if (err == -1) {
-                                prom_printf("Hummingbird: Fatal error, no interrupt-map-mask.\n");
-                                prom_halt();
-                        }
+                prop = of_find_property(dp, "interrupt-map", &len);
+                if (prop) {
+                        pbm->pbm_intmap = prop->value;
+                        pbm->num_pbm_intmap =
+                                (len / sizeof(struct linux_prom_pci_intmap));
+
+                        prop = of_find_property(dp, "interrupt-map-mask",
+                                                NULL);
+                        pbm->pbm_intmask = prop->value;
                 } else {
                         pbm->num_pbm_intmap = 0;
-                        memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
                 }
 
+                pbm->name = dp->full_name;
+                printk("%s: SABRE PCI Bus Module\n", pbm->name);
 
-                sprintf(pbm->name, "SABRE%d PBM%c", p->index,
-                        (pbm == &p->pbm_A ? 'A' : 'B'));
                 pbm->io_space.name = pbm->mem_space.name = pbm->name;
 
                 /* Hack up top-level resources. */
@@ -1443,14 +1431,15 @@ static void sabre_pbm_init(struct pci_controller_info *p, int sabre_node, u32 dm
         }
 }
 
-void sabre_init(int pnode, char *model_name)
+void sabre_init(struct device_node *dp, char *model_name)
 {
-        struct linux_prom64_registers pr_regs[2];
+        struct linux_prom64_registers *pr_regs;
         struct pci_controller_info *p;
         struct pci_iommu *iommu;
-        int tsbsize, err;
-        u32 busrange[2];
-        u32 vdma[2];
+        struct property *prop;
+        int tsbsize;
+        u32 *busrange;
+        u32 *vdma;
         u32 upa_portid, dma_mask;
         u64 clear_irq;
 
@@ -1458,13 +1447,15 @@ void sabre_init(int pnode, char *model_name)
         if (!strcmp(model_name, "pci108e,a001"))
                 hummingbird_p = 1;
         else if (!strcmp(model_name, "SUNW,sabre")) {
-                char compat[64];
+                prop = of_find_property(dp, "compatible", NULL);
+                if (prop) {
+                        const char *compat = prop->value;
 
-                if (prom_getproperty(pnode, "compatible",
-                                     compat, sizeof(compat)) > 0 &&
-                    !strcmp(compat, "pci108e,a001")) {
-                        hummingbird_p = 1;
-                } else {
+                        if (!strcmp(compat, "pci108e,a001"))
+                                hummingbird_p = 1;
+                }
+                if (!hummingbird_p) {
+                        char compat[64];
                         int cpu_node;
 
                         /* Of course, Sun has to encode things a thousand
@@ -1491,7 +1482,10 @@ void sabre_init(int pnode, char *model_name)
         }
         p->pbm_A.iommu = p->pbm_B.iommu = iommu;
 
-        upa_portid = prom_getintdefault(pnode, "upa-portid", 0xff);
+        upa_portid = 0xff;
+        prop = of_find_property(dp, "upa-portid", NULL);
+        if (prop)
+                upa_portid = *(u32 *) prop->value;
 
         p->next = pci_controller_root;
         pci_controller_root = p;
@@ -1509,13 +1503,9 @@ void sabre_init(int pnode, char *model_name)
         /*
          * Map in SABRE register set and report the presence of this SABRE.
          */
-        err = prom_getproperty(pnode, "reg",
-                               (char *)&pr_regs[0], sizeof(pr_regs));
-        if(err == 0 || err == -1) {
-                prom_printf("SABRE: Error, cannot get U2P registers "
-                            "from PROM.\n");
-                prom_halt();
-        }
+        
+        prop = of_find_property(dp, "reg", NULL);
+        pr_regs = prop->value;
 
         /*
          * First REG in property is base of entire SABRE register space.
@@ -1523,9 +1513,6 @@ void sabre_init(int pnode, char *model_name)
         p->pbm_A.controller_regs = pr_regs[0].phys_addr;
         p->pbm_B.controller_regs = pr_regs[0].phys_addr;
 
-        printk("PCI: Found SABRE, main regs at %016lx\n",
-               p->pbm_A.controller_regs);
-
         /* Clear interrupts */
 
         /* PCI first */
@@ -1544,16 +1531,9 @@ void sabre_init(int pnode, char *model_name)
         /* Now map in PCI config space for entire SABRE. */
         p->pbm_A.config_space = p->pbm_B.config_space =
                 (p->pbm_A.controller_regs + SABRE_CONFIGSPACE);
-        printk("SABRE: Shared PCI config space at %016lx\n",
-               p->pbm_A.config_space);
-
-        err = prom_getproperty(pnode, "virtual-dma",
-                               (char *)&vdma[0], sizeof(vdma));
-        if(err == 0 || err == -1) {
-                prom_printf("SABRE: Error, cannot get virtual-dma property "
-                            "from PROM.\n");
-                prom_halt();
-        }
+
+        prop = of_find_property(dp, "virtual-dma", NULL);
+        vdma = prop->value;
 
         dma_mask = vdma[0];
         switch(vdma[1]) {
@@ -1577,21 +1557,13 @@ void sabre_init(int pnode, char *model_name)
 
         sabre_iommu_init(p, tsbsize, vdma[0], dma_mask);
 
-        printk("SABRE: DVMA at %08x [%08x]\n", vdma[0], vdma[1]);
-
-        err = prom_getproperty(pnode, "bus-range",
-                                       (char *)&busrange[0], sizeof(busrange));
-        if(err == 0 || err == -1) {
-                prom_printf("SABRE: Error, cannot get PCI bus-range "
-                            " from PROM.\n");
-                prom_halt();
-        }
-
+        prop = of_find_property(dp, "bus-range", NULL);
+        busrange = prop->value;
         p->pci_first_busno = busrange[0];
         p->pci_last_busno = busrange[1];
 
         /*
          * Look for APB underneath.
          */
-        sabre_pbm_init(p, pnode, vdma[0]);
+        sabre_pbm_init(p, dp, vdma[0]);
 }
diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c
index cc662e915d32..d26820086843 100644
--- a/arch/sparc64/kernel/pci_schizo.c
+++ b/arch/sparc64/kernel/pci_schizo.c
@@ -16,6 +16,7 @@
 #include <asm/irq.h>
 #include <asm/upa.h>
 #include <asm/pstate.h>
+#include <asm/prom.h>
 
 #include "pci_impl.h"
 #include "iommu_common.h"
@@ -1437,7 +1438,7 @@ static void pbm_scan_bus(struct pci_controller_info *p,
         pci_fixup_host_bridge_self(pbm->pci_bus);
         pbm->pci_bus->self->sysdata = cookie;
 
-        pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node);
+        pci_fill_in_pbm_cookies(pbm->pci_bus, pbm, pbm->prom_node->node);
         pci_record_assignments(pbm, pbm->pci_bus);
         pci_assign_unassigned(pbm, pbm->pci_bus);
         pci_fixup_irq(pbm, pbm->pci_bus);
@@ -1456,10 +1457,12 @@ static void __schizo_scan_bus(struct pci_controller_info *p,
 
         pbm_config_busmastering(&p->pbm_B);
         p->pbm_B.is_66mhz_capable =
-                prom_getbool(p->pbm_B.prom_node, "66mhz-capable");
+                (of_find_property(p->pbm_B.prom_node, "66mhz-capable", NULL)
+                 != NULL);
         pbm_config_busmastering(&p->pbm_A);
         p->pbm_A.is_66mhz_capable =
-                prom_getbool(p->pbm_A.prom_node, "66mhz-capable");
+                (of_find_property(p->pbm_A.prom_node, "66mhz-capable", NULL)
+                 != NULL);
         pbm_scan_bus(p, &p->pbm_B);
         pbm_scan_bus(p, &p->pbm_A);
 
@@ -1661,13 +1664,18 @@ static void schizo_pbm_iommu_init(struct pci_pbm_info *pbm)
 {
         struct pci_iommu *iommu = pbm->iommu;
         unsigned long i, tagbase, database;
+        struct property *prop;
         u32 vdma[2], dma_mask;
         u64 control;
-        int err, tsbsize;
+        int tsbsize;
 
-        err = prom_getproperty(pbm->prom_node, "virtual-dma",
-                               (char *)&vdma[0], sizeof(vdma));
-        if (err == 0 || err == -1) {
+        prop = of_find_property(pbm->prom_node, "virtual-dma", NULL);
+        if (prop) {
+                u32 *val = prop->value;
+
+                vdma[0] = val[0];
+                vdma[1] = val[1];
+        } else {
                 /* No property, use default values. */
                 vdma[0] = 0xc0000000;
                 vdma[1] = 0x40000000;
@@ -1778,6 +1786,7 @@ static void schizo_pbm_iommu_init(struct pci_pbm_info *pbm)
 
 static void schizo_pbm_hw_init(struct pci_pbm_info *pbm)
 {
+        struct property *prop;
         u64 tmp;
 
         schizo_write(pbm->pbm_regs + SCHIZO_PCI_IRQ_RETRY, 5);
@@ -1791,7 +1800,8 @@ static void schizo_pbm_hw_init(struct pci_pbm_info *pbm)
             pbm->chip_version >= 0x2)
                 tmp |= 0x3UL << SCHIZO_PCICTRL_PTO_SHIFT;
 
-        if (!prom_getbool(pbm->prom_node, "no-bus-parking"))
+        prop = of_find_property(pbm->prom_node, "no-bus-parking", NULL);
+        if (!prop)
                 tmp |= SCHIZO_PCICTRL_PARK;
         else
                 tmp &= ~SCHIZO_PCICTRL_PARK;
@@ -1831,16 +1841,17 @@ static void schizo_pbm_hw_init(struct pci_pbm_info *pbm)
 }
 
 static void schizo_pbm_init(struct pci_controller_info *p,
-                            int prom_node, u32 portid,
+                            struct device_node *dp, u32 portid,
                             int chip_type)
 {
-        struct linux_prom64_registers pr_regs[4];
-        unsigned int busrange[2];
+        struct linux_prom64_registers *regs;
+        struct property *prop;
+        unsigned int *busrange;
         struct pci_pbm_info *pbm;
         const char *chipset_name;
-        u32 ino_bitmap[2];
+        u32 *ino_bitmap;
         int is_pbm_a;
-        int err;
+        int len;
 
         switch (chip_type) {
         case PBM_CHIP_TYPE_TOMATILLO:
@@ -1868,16 +1879,10 @@ static void schizo_pbm_init(struct pci_controller_info *p,
          * 3) PBM PCI config space
          * 4) Ichip regs
          */
-        err = prom_getproperty(prom_node, "reg",
-                               (char *)&pr_regs[0],
-                               sizeof(pr_regs));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no reg property.\n",
-                            chipset_name);
-                prom_halt();
-        }
+        prop = of_find_property(dp, "reg", NULL);
+        regs = prop->value;
 
-        is_pbm_a = ((pr_regs[0].phys_addr & 0x00700000) == 0x00600000);
+        is_pbm_a = ((regs[0].phys_addr & 0x00700000) == 0x00600000);
 
         if (is_pbm_a)
                 pbm = &p->pbm_A;
@@ -1886,92 +1891,62 @@ static void schizo_pbm_init(struct pci_controller_info *p,
 
         pbm->portid = portid;
         pbm->parent = p;
-        pbm->prom_node = prom_node;
+        pbm->prom_node = dp;
         pbm->pci_first_slot = 1;
 
         pbm->chip_type = chip_type;
-        pbm->chip_version =
-                prom_getintdefault(prom_node, "version#", 0);
-        pbm->chip_revision =
-                prom_getintdefault(prom_node, "module-revision#", 0);
-
-        pbm->pbm_regs = pr_regs[0].phys_addr;
-        pbm->controller_regs = pr_regs[1].phys_addr - 0x10000UL;
+        pbm->chip_version = 0;
+        prop = of_find_property(dp, "version#", NULL);
+        if (prop)
+                pbm->chip_version = *(int *) prop->value;
+        pbm->chip_revision = 0;
+        prop = of_find_property(dp, "module-revision#", NULL);
+        if (prop)
+                pbm->chip_revision = *(int *) prop->value;
+
+        pbm->pbm_regs = regs[0].phys_addr;
+        pbm->controller_regs = regs[1].phys_addr - 0x10000UL;
 
         if (chip_type == PBM_CHIP_TYPE_TOMATILLO)
-                pbm->sync_reg = pr_regs[3].phys_addr + 0x1a18UL;
+                pbm->sync_reg = regs[3].phys_addr + 0x1a18UL;
 
-        sprintf(pbm->name,
-                (chip_type == PBM_CHIP_TYPE_TOMATILLO ?
-                 "TOMATILLO%d PBM%c" :
-                 "SCHIZO%d PBM%c"),
-                p->index,
-                (pbm == &p->pbm_A ? 'A' : 'B'));
+        pbm->name = dp->full_name;
 
-        printk("%s: ver[%x:%x], portid %x, "
-               "cregs[%lx] pregs[%lx]\n",
+        printk("%s: %s PCI Bus Module ver[%x:%x]\n",
                pbm->name,
-               pbm->chip_version, pbm->chip_revision,
-               pbm->portid,
-               pbm->controller_regs,
-               pbm->pbm_regs);
+               (chip_type == PBM_CHIP_TYPE_TOMATILLO ?
+                "TOMATILLO" : "SCHIZO"),
+               pbm->chip_version, pbm->chip_revision);
 
         schizo_pbm_hw_init(pbm);
 
-        prom_getstring(prom_node, "name",
-                       pbm->prom_name,
-                       sizeof(pbm->prom_name));
-
-        err = prom_getproperty(prom_node, "ranges",
-                               (char *) pbm->pbm_ranges,
-                               sizeof(pbm->pbm_ranges));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no ranges property.\n",
-                            pbm->name);
-                prom_halt();
-        }
-
+        prop = of_find_property(dp, "ranges", &len);
+        pbm->pbm_ranges = prop->value;
         pbm->num_pbm_ranges =
-                (err / sizeof(struct linux_prom_pci_ranges));
+                (len / sizeof(struct linux_prom_pci_ranges));
 
         schizo_determine_mem_io_space(pbm);
         pbm_register_toplevel_resources(p, pbm);
 
-        err = prom_getproperty(prom_node, "interrupt-map",
-                               (char *)pbm->pbm_intmap,
-                               sizeof(pbm->pbm_intmap));
-        if (err != -1) {
-                pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
-                err = prom_getproperty(prom_node, "interrupt-map-mask",
-                                       (char *)&pbm->pbm_intmask,
-                                       sizeof(pbm->pbm_intmask));
-                if (err == -1) {
-                        prom_printf("%s: Fatal error, no "
-                                    "interrupt-map-mask.\n", pbm->name);
-                        prom_halt();
-                }
+        prop = of_find_property(dp, "interrupt-map", &len);
+        if (prop) {
+                pbm->pbm_intmap = prop->value;
+                pbm->num_pbm_intmap =
+                        (len / sizeof(struct linux_prom_pci_intmap));
+
+                prop = of_find_property(dp, "interrupt-map-mask", NULL);
+                pbm->pbm_intmask = prop->value;
         } else {
                 pbm->num_pbm_intmap = 0;
-                memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));
         }
 
-        err = prom_getproperty(prom_node, "ino-bitmap",
-                               (char *) &ino_bitmap[0],
-                               sizeof(ino_bitmap));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no ino-bitmap.\n", pbm->name);
-                prom_halt();
-        }
+        prop = of_find_property(dp, "ino-bitmap", NULL);
+        ino_bitmap = prop->value;
         pbm->ino_bitmap = (((u64)ino_bitmap[1] << 32UL) |
                            ((u64)ino_bitmap[0] <<  0UL));
 
-        err = prom_getproperty(prom_node, "bus-range",
-                               (char *)&busrange[0],
-                               sizeof(busrange));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no bus-range.\n", pbm->name);
-                prom_halt();
-        }
+        prop = of_find_property(dp, "bus-range", NULL);
+        busrange = prop->value;
         pbm->pci_first_busno = busrange[0];
         pbm->pci_last_busno = busrange[1];
 
@@ -1989,16 +1964,20 @@ static inline int portid_compare(u32 x, u32 y, int chip_type)
         return (x == y);
 }
 
-static void __schizo_init(int node, char *model_name, int chip_type)
+static void __schizo_init(struct device_node *dp, char *model_name, int chip_type)
 {
         struct pci_controller_info *p;
         struct pci_iommu *iommu;
+        struct property *prop;
         int is_pbm_a;
         u32 portid;
 
-        portid = prom_getintdefault(node, "portid", 0xff);
+        portid = 0xff;
+        prop = of_find_property(dp, "portid", NULL);
+        if (prop)
+                portid = *(u32 *) prop->value;
 
-        for(p = pci_controller_root; p; p = p->next) {
+        for (p = pci_controller_root; p; p = p->next) {
                 struct pci_pbm_info *pbm;
 
                 if (p->pbm_A.prom_node && p->pbm_B.prom_node)
@@ -2009,8 +1988,8 @@ static void __schizo_init(int node, char *model_name, int chip_type)
                        &p->pbm_B);
 
                 if (portid_compare(pbm->portid, portid, chip_type)) {
-                        is_pbm_a = (p->pbm_A.prom_node == 0);
-                        schizo_pbm_init(p, node, portid, chip_type);
+                        is_pbm_a = (p->pbm_A.prom_node == NULL);
+                        schizo_pbm_init(p, dp, portid, chip_type);
                         return;
                 }
         }
@@ -2051,20 +2030,20 @@ static void __schizo_init(int node, char *model_name, int chip_type)
         /* Like PSYCHO we have a 2GB aligned area for memory space. */
         pci_memspace_mask = 0x7fffffffUL;
 
-        schizo_pbm_init(p, node, portid, chip_type);
+        schizo_pbm_init(p, dp, portid, chip_type);
 }
 
-void schizo_init(int node, char *model_name)
+void schizo_init(struct device_node *dp, char *model_name)
 {
-        __schizo_init(node, model_name, PBM_CHIP_TYPE_SCHIZO);
+        __schizo_init(dp, model_name, PBM_CHIP_TYPE_SCHIZO);
 }
 
-void schizo_plus_init(int node, char *model_name)
+void schizo_plus_init(struct device_node *dp, char *model_name)
 {
-        __schizo_init(node, model_name, PBM_CHIP_TYPE_SCHIZO_PLUS);
+        __schizo_init(dp, model_name, PBM_CHIP_TYPE_SCHIZO_PLUS);
 }
 
-void tomatillo_init(int node, char *model_name)
+void tomatillo_init(struct device_node *dp, char *model_name)
 {
-        __schizo_init(node, model_name, PBM_CHIP_TYPE_TOMATILLO);
+        __schizo_init(dp, model_name, PBM_CHIP_TYPE_TOMATILLO);
 }
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 5419480edf41..b63b2834133f 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -18,6 +18,7 @@
 #include <asm/pstate.h>
 #include <asm/oplib.h>
 #include <asm/hypervisor.h>
+#include <asm/prom.h>
 
 #include "pci_impl.h"
 #include "iommu_common.h"
@@ -646,35 +647,37 @@ static int pdev_htab_add(u32 devhandle, unsigned int bus, unsigned int device, u
 /* Recursively descend into the OBP device tree, rooted at toplevel_node,
  * looking for a PCI device matching bus and devfn.
  */
-static int obp_find(struct linux_prom_pci_registers *pregs, int toplevel_node, unsigned int bus, unsigned int devfn)
+static int obp_find(struct device_node *toplevel_node, unsigned int bus, unsigned int devfn)
 {
-        toplevel_node = prom_getchild(toplevel_node);
+        toplevel_node = toplevel_node->child;
 
-        while (toplevel_node != 0) {
-                int ret = obp_find(pregs, toplevel_node, bus, devfn);
+        while (toplevel_node != NULL) {
+                struct linux_prom_pci_registers *regs;
+                struct property *prop;
+                int ret;
 
+                ret = obp_find(toplevel_node, bus, devfn);
                 if (ret != 0)
                         return ret;
 
-                ret = prom_getproperty(toplevel_node, "reg", (char *) pregs,
-                                       sizeof(*pregs) * PROMREG_MAX);
-                if (ret == 0 || ret == -1)
+                prop = of_find_property(toplevel_node, "reg", NULL);
+                if (!prop)
                         goto next_sibling;
 
-                if (((pregs[0].phys_hi >> 16) & 0xff) == bus &&
-                    ((pregs[0].phys_hi >> 8) & 0xff) == devfn)
+                regs = prop->value;
+                if (((regs->phys_hi >> 16) & 0xff) == bus &&
+                    ((regs->phys_hi >> 8) & 0xff) == devfn)
                         break;
 
         next_sibling:
-                toplevel_node = prom_getsibling(toplevel_node);
+                toplevel_node = toplevel_node->sibling;
         }
 
-        return toplevel_node;
+        return toplevel_node != NULL;
 }
 
 static int pdev_htab_populate(struct pci_pbm_info *pbm)
 {
-        struct linux_prom_pci_registers pr[PROMREG_MAX];
         u32 devhandle = pbm->devhandle;
         unsigned int bus;
 
@@ -685,7 +688,7 @@ static int pdev_htab_populate(struct pci_pbm_info *pbm)
                         unsigned int device = PCI_SLOT(devfn);
                         unsigned int func = PCI_FUNC(devfn);
 
-                        if (obp_find(pr, pbm->prom_node, bus, devfn)) {
+                        if (obp_find(pbm->prom_node, bus, devfn)) {
                                 int err = pdev_htab_add(devhandle, bus,
                                                         device, func);
                                 if (err)
@@ -812,7 +815,7 @@ static void pbm_scan_bus(struct pci_controller_info *p,
         pbm->pci_bus->self->sysdata = cookie;
 #endif
         pci_fill_in_pbm_cookies(pbm->pci_bus, pbm,
-                                pbm->prom_node);
+                                pbm->prom_node->node);
         pci_record_assignments(pbm, pbm->pci_bus);
         pci_assign_unassigned(pbm, pbm->pci_bus);
         pci_fixup_irq(pbm, pbm->pci_bus);
@@ -822,15 +825,18 @@ static void pbm_scan_bus(struct pci_controller_info *p,
 
 static void pci_sun4v_scan_bus(struct pci_controller_info *p)
 {
-        if (p->pbm_A.prom_node) {
-                p->pbm_A.is_66mhz_capable =
-                        prom_getbool(p->pbm_A.prom_node, "66mhz-capable");
+        struct property *prop;
+        struct device_node *dp;
+
+        if ((dp = p->pbm_A.prom_node) != NULL) {
+                prop = of_find_property(dp, "66mhz-capable", NULL);
+                p->pbm_A.is_66mhz_capable = (prop != NULL);
 
                 pbm_scan_bus(p, &p->pbm_A);
         }
-        if (p->pbm_B.prom_node) {
-                p->pbm_B.is_66mhz_capable =
-                        prom_getbool(p->pbm_B.prom_node, "66mhz-capable");
+        if ((dp = p->pbm_B.prom_node) != NULL) {
+                prop = of_find_property(dp, "66mhz-capable", NULL);
+                p->pbm_B.is_66mhz_capable = (prop != NULL);
 
                 pbm_scan_bus(p, &p->pbm_B);
         }
@@ -993,13 +999,18 @@ static unsigned long probe_existing_entries(struct pci_pbm_info *pbm,
 static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
 {
         struct pci_iommu *iommu = pbm->iommu;
+        struct property *prop;
         unsigned long num_tsb_entries, sz;
         u32 vdma[2], dma_mask, dma_offset;
-        int err, tsbsize;
+        int tsbsize;
+
+        prop = of_find_property(pbm->prom_node, "virtual-dma", NULL);
+        if (prop) {
+                u32 *val = prop->value;
 
-        err = prom_getproperty(pbm->prom_node, "virtual-dma",
-                               (char *)&vdma[0], sizeof(vdma));
-        if (err == 0 || err == -1) {
+                vdma[0] = val[0];
+                vdma[1] = val[1];
+        } else {
                 /* No property, use default values. */
                 vdma[0] = 0x80000000;
                 vdma[1] = 0x80000000;
@@ -1058,27 +1069,23 @@ static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
 
 static void pci_sun4v_get_bus_range(struct pci_pbm_info *pbm)
 {
-        unsigned int busrange[2];
-        int prom_node = pbm->prom_node;
-        int err;
-
-        err = prom_getproperty(prom_node, "bus-range",
-                               (char *)&busrange[0],
-                               sizeof(busrange));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no bus-range.\n", pbm->name);
-                prom_halt();
-        }
+        struct property *prop;
+        unsigned int *busrange;
+
+        prop = of_find_property(pbm->prom_node, "bus-range", NULL);
+
+        busrange = prop->value;
 
         pbm->pci_first_busno = busrange[0];
         pbm->pci_last_busno = busrange[1];
 
 }
 
-static void pci_sun4v_pbm_init(struct pci_controller_info *p, int prom_node, u32 devhandle)
+static void pci_sun4v_pbm_init(struct pci_controller_info *p, struct device_node *dp, u32 devhandle)
 {
         struct pci_pbm_info *pbm;
-        int err, i;
+        struct property *prop;
+        int len, i;
 
         if (devhandle & 0x40)
                 pbm = &p->pbm_B;
@@ -1086,32 +1093,19 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, int prom_node, u32
                 pbm = &p->pbm_A;
 
         pbm->parent = p;
-        pbm->prom_node = prom_node;
+        pbm->prom_node = dp;
         pbm->pci_first_slot = 1;
 
         pbm->devhandle = devhandle;
 
-        sprintf(pbm->name, "SUN4V-PCI%d PBM%c",
-                p->index, (pbm == &p->pbm_A ? 'A' : 'B'));
-
-        printk("%s: devhandle[%x] prom_node[%x:%x]\n",
-               pbm->name, pbm->devhandle,
-               pbm->prom_node, prom_getchild(pbm->prom_node));
+        pbm->name = dp->full_name;
 
-        prom_getstring(prom_node, "name",
-                       pbm->prom_name, sizeof(pbm->prom_name));
-
-        err = prom_getproperty(prom_node, "ranges",
-                               (char *) pbm->pbm_ranges,
-                               sizeof(pbm->pbm_ranges));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no ranges property.\n",
-                            pbm->name);
-                prom_halt();
-        }
+        printk("%s: SUN4V PCI Bus Module\n", pbm->name);
 
+        prop = of_find_property(dp, "ranges", &len);
+        pbm->pbm_ranges = prop->value;
         pbm->num_pbm_ranges =
-                (err / sizeof(struct linux_prom_pci_ranges));
+                (len / sizeof(struct linux_prom_pci_ranges));
 
         /* Mask out the top 8 bits of the ranges, leaving the real
          * physical address.
@@ -1122,24 +1116,13 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, int prom_node, u32
         pci_sun4v_determine_mem_io_space(pbm);
         pbm_register_toplevel_resources(p, pbm);
 
-        err = prom_getproperty(prom_node, "interrupt-map",
-                               (char *)pbm->pbm_intmap,
-                               sizeof(pbm->pbm_intmap));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no interrupt-map property.\n",
-                            pbm->name);
-                prom_halt();
-        }
+        prop = of_find_property(dp, "interrupt-map", &len);
+        pbm->pbm_intmap = prop->value;
+        pbm->num_pbm_intmap =
+                (len / sizeof(struct linux_prom_pci_intmap));
 
-        pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));
-        err = prom_getproperty(prom_node, "interrupt-map-mask",
-                               (char *)&pbm->pbm_intmask,
-                               sizeof(pbm->pbm_intmask));
-        if (err == 0 || err == -1) {
-                prom_printf("%s: Fatal error, no interrupt-map-mask.\n",
-                            pbm->name);
-                prom_halt();
-        }
+        prop = of_find_property(dp, "interrupt-map-mask", NULL);
+        pbm->pbm_intmask = prop->value;
 
         pci_sun4v_get_bus_range(pbm);
         pci_sun4v_iommu_init(pbm);
@@ -1147,16 +1130,19 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, int prom_node, u32
         pdev_htab_populate(pbm);
 }
 
-void sun4v_pci_init(int node, char *model_name)
+void sun4v_pci_init(struct device_node *dp, char *model_name)
 {
         struct pci_controller_info *p;
         struct pci_iommu *iommu;
-        struct linux_prom64_registers regs;
+        struct property *prop;
+        struct linux_prom64_registers *regs;
         u32 devhandle;
         int i;
 
-        prom_getproperty(node, "reg", (char *)&regs, sizeof(regs));
-        devhandle = (regs.phys_addr >> 32UL) & 0x0fffffff;
+        prop = of_find_property(dp, "reg", NULL);
+        regs = prop->value;
+
+        devhandle = (regs->phys_addr >> 32UL) & 0x0fffffff;
 
         for (p = pci_controller_root; p; p = p->next) {
                 struct pci_pbm_info *pbm;
@@ -1169,7 +1155,7 @@ void sun4v_pci_init(int node, char *model_name)
                        &p->pbm_B);
 
                 if (pbm->devhandle == (devhandle ^ 0x40)) {
-                        pci_sun4v_pbm_init(p, node, devhandle);
+                        pci_sun4v_pbm_init(p, dp, devhandle);
                         return;
                 }
         }
@@ -1220,7 +1206,7 @@ void sun4v_pci_init(int node, char *model_name)
          */
         pci_memspace_mask = 0x7fffffffUL;
 
-        pci_sun4v_pbm_init(p, node, devhandle);
+        pci_sun4v_pbm_init(p, dp, devhandle);
         return;
 
 fatal_memory_error:
diff --git a/include/asm-sparc64/pbm.h b/include/asm-sparc64/pbm.h
index 1396f110939a..142cc4028bb8 100644
--- a/include/asm-sparc64/pbm.h
+++ b/include/asm-sparc64/pbm.h
@@ -15,6 +15,7 @@
 #include <asm/io.h>
 #include <asm/page.h>
 #include <asm/oplib.h>
+#include <asm/prom.h>
 #include <asm/iommu.h>
 
 /* The abstraction used here is that there are PCI controllers,
@@ -153,16 +154,15 @@ struct pci_pbm_info {
         int                             chip_revision;
 
         /* Name used for top-level resources. */
-        char                            name[64];
+        char                            *name;
 
         /* OBP specific information. */
-        int                             prom_node;
-        char                            prom_name[64];
-        struct linux_prom_pci_ranges    pbm_ranges[PROM_PCIRNG_MAX];
+        struct device_node              *prom_node;
+        struct linux_prom_pci_ranges    *pbm_ranges;
         int                             num_pbm_ranges;
-        struct linux_prom_pci_intmap    pbm_intmap[PROM_PCIIMAP_MAX];
+        struct linux_prom_pci_intmap    *pbm_intmap;
         int                             num_pbm_intmap;
-        struct linux_prom_pci_intmask   pbm_intmask;
+        struct linux_prom_pci_intmask   *pbm_intmask;
         u64                             ino_bitmap;
 
         /* PBM I/O and Memory space resources. */