[SPARC64]: Kill off some more prom_getproperty() remnants.

The remaining ones occur before we have imported the
device tree.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index a8c9dc8..2d00ccf 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -34,6 +34,7 @@
 #include <asm/iommu.h>
 #include <asm/upa.h>
 #include <asm/oplib.h>
+#include <asm/prom.h>
 #include <asm/timer.h>
 #include <asm/smp.h>
 #include <asm/starfire.h>
@@ -635,23 +636,30 @@
 
 static void map_prom_timers(void)
 {
-	unsigned int addr[3];
+	struct device_node *dp;
+	unsigned int *addr;
 	int tnode, err;
 
 	/* PROM timer node hangs out in the top level of device siblings... */
-	tnode = prom_finddevice("/counter-timer");
+	dp = of_find_node_by_path("/");
+	dp = dp->child;
+	while (dp) {
+		if (!strcmp(dp->name, "counter-timer"))
+			break;
+		dp = dp->sibling;
+	}
 
 	/* Assume if node is not present, PROM uses different tick mechanism
 	 * which we should not care about.
 	 */
-	if (tnode == 0 || tnode == -1) {
+	if (!dp) {
 		prom_timers = (struct sun5_timer *) 0;
 		return;
 	}
 
 	/* If PROM is really using this, it must be mapped by him. */
-	err = prom_getproperty(tnode, "address", (char *)addr, sizeof(addr));
-	if (err == -1) {
+	addr = of_get_property(dp, "address", NULL);
+	if (!addr) {
 		prom_printf("PROM does not have timer mapped, trying to continue.\n");
 		prom_timers = (struct sun5_timer *) 0;
 		return;
diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c
index 8f7877a..a72bba3 100644
--- a/arch/sparc64/kernel/sbus.c
+++ b/arch/sparc64/kernel/sbus.c
@@ -19,6 +19,7 @@
 #include <asm/cache.h>
 #include <asm/dma.h>
 #include <asm/irq.h>
+#include <asm/prom.h>
 #include <asm/starfire.h>
 
 #include "iommu_common.h"
@@ -1098,24 +1099,25 @@
 }
 
 /* Boot time initialization. */
-void __init sbus_iommu_init(int prom_node, struct sbus_bus *sbus)
+void __init sbus_iommu_init(int __node, struct sbus_bus *sbus)
 {
-	struct linux_prom64_registers rprop;
+	struct linux_prom64_registers *pr;
+	struct device_node *dp;
 	struct sbus_iommu *iommu;
 	unsigned long regs, tsb_base;
 	u64 control;
-	int err, i;
+	int i;
 
-	sbus->portid = prom_getintdefault(sbus->prom_node,
-					  "upa-portid", -1);
+	dp = of_find_node_by_phandle(__node);
 
-	err = prom_getproperty(prom_node, "reg",
-			       (char *)&rprop, sizeof(rprop));
-	if (err < 0) {
+	sbus->portid = of_getintprop_default(dp, "upa-portid", -1);
+
+	pr = of_get_property(dp, "reg", NULL);
+	if (!pr) {
 		prom_printf("sbus_iommu_init: Cannot map SYSIO control registers.\n");
 		prom_halt();
 	}
-	regs = rprop.phys_addr;
+	regs = pr->phys_addr;
 
 	iommu = kmalloc(sizeof(*iommu) + SMP_CACHE_BYTES, GFP_ATOMIC);
 	if (iommu == NULL) {
@@ -1228,12 +1230,11 @@
 
 void sbus_fill_device_irq(struct sbus_dev *sdev)
 {
-	struct linux_prom_irqs irqs[PROMINTR_MAX];
-	int len;
+	struct device_node *dp = of_find_node_by_phandle(sdev->prom_node);
+	struct linux_prom_irqs *irqs;
 
-	len = prom_getproperty(sdev->prom_node, "interrupts",
-			       (char *) irqs, sizeof(irqs));
-	if (len == -1 || len == 0) {
+	irqs = of_get_property(dp, "interrupts", NULL);
+	if (!irqs) {
 		sdev->irqs[0] = 0;
 		sdev->num_irqs = 0;
 	} else {