X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=arch%2Fsparc64%2Fkernel%2Fpower.c;h=df0a82d082b3fb72f8ae5ac93ec7136e1dbaae15;hb=00cde6748255a84beecfdea4caeaf7c9cd05a527;hp=9e8362ea3104a821aa07317965b62045fc230f33;hpb=b194b4250c2b7e9d762823ac6045316fcd4bf4f9;p=powerpc.git

diff --git a/arch/sparc64/kernel/power.c b/arch/sparc64/kernel/power.c
index 9e8362ea31..df0a82d082 100644
--- a/arch/sparc64/kernel/power.c
+++ b/arch/sparc64/kernel/power.c
@@ -14,6 +14,7 @@
 #include <linux/signal.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
+#include <linux/pm.h>
 
 #include <asm/system.h>
 #include <asm/ebus.h>
@@ -70,6 +71,9 @@ void machine_power_off(void)
 	machine_halt();
 }
 
+void (*pm_power_off)(void) = machine_power_off;
+EXPORT_SYMBOL(pm_power_off);
+
 #ifdef CONFIG_PCI
 static int powerd(void *__unused)
 {
@@ -101,76 +105,25 @@ again:
 	return 0;
 }
 
-static int __init has_button_interrupt(unsigned int irq, int prom_node)
+static int __init has_button_interrupt(unsigned int irq, struct device_node *dp)
 {
 	if (irq == PCI_IRQ_NONE)
 		return 0;
-	if (!prom_node_has_property(prom_node, "button"))
+	if (!of_find_property(dp, "button", NULL))
 		return 0;
 
 	return 1;
 }
 
-static int __init power_probe_ebus(struct resource **resp, unsigned int *irq_p, int *prom_node_p)
-{
-	struct linux_ebus *ebus;
-	struct linux_ebus_device *edev;
-
-	for_each_ebus(ebus) {
-		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "power")) {
-				*resp = &edev->resource[0];
-				*irq_p = edev->irqs[0];
-				*prom_node_p = edev->prom_node;
-				return 0;
-			}
-		}
-	}
-	return -ENODEV;
-}
-
-static int __init power_probe_isa(struct resource **resp, unsigned int *irq_p, int *prom_node_p)
-{
-	struct sparc_isa_bridge *isa_bus;
-	struct sparc_isa_device *isa_dev;
-
-	for_each_isa(isa_bus) {
-		for_each_isadev(isa_dev, isa_bus) {
-			if (!strcmp(isa_dev->prom_name, "power")) {
-				*resp = &isa_dev->resource;
-				*irq_p = isa_dev->irq;
-				*prom_node_p = isa_dev->prom_node;
-				return 0;
-			}
-		}
-	}
-	return -ENODEV;
-}
-
-void __init power_init(void)
+static void __devinit power_probe_common(struct of_device *dev, struct resource *res, unsigned int irq)
 {
-	struct resource *res = NULL;
-	unsigned int irq;
-	int prom_node;
-	static int invoked;
-
-	if (invoked)
-		return;
-	invoked = 1;
-
-	if (!power_probe_ebus(&res, &irq, &prom_node))
-		goto found;
-
-	if (!power_probe_isa(&res, &irq, &prom_node))
-		goto found;
-
-	return;
-
-found:
 	power_reg = ioremap(res->start, 0x4);
+
 	printk("power: Control reg at %p ... ", power_reg);
+
 	poweroff_method = machine_halt;  /* able to use the standard halt */
-	if (has_button_interrupt(irq, prom_node)) {
+
+	if (has_button_interrupt(irq, dev->node)) {
 		if (kernel_thread(powerd, NULL, CLONE_FS) < 0) {
 			printk("Failed to start power daemon.\n");
 			return;
@@ -178,10 +131,58 @@ found:
 		printk("powerd running.\n");
 
 		if (request_irq(irq,
-				power_handler, SA_SHIRQ, "power", NULL) < 0)
+				power_handler, 0, "power", NULL) < 0)
 			printk("power: Error, cannot register IRQ handler.\n");
 	} else {
 		printk("not using powerd.\n");
 	}
 }
+
+static struct of_device_id power_match[] = {
+	{
+		.name = "power",
+	},
+	{},
+};
+
+static int __devinit ebus_power_probe(struct of_device *dev, const struct of_device_id *match)
+{
+	struct linux_ebus_device *edev = to_ebus_device(&dev->dev);
+	struct resource *res = &edev->resource[0];
+	unsigned int irq = edev->irqs[0];
+
+	power_probe_common(dev, res,irq);
+
+	return 0;
+}
+
+static struct of_platform_driver ebus_power_driver = {
+	.name		= "power",
+	.match_table	= power_match,
+	.probe		= ebus_power_probe,
+};
+
+static int __devinit isa_power_probe(struct of_device *dev, const struct of_device_id *match)
+{
+	struct sparc_isa_device *idev = to_isa_device(&dev->dev);
+	struct resource *res = &idev->resource;
+	unsigned int irq = idev->irq;
+
+	power_probe_common(dev, res,irq);
+
+	return 0;
+}
+
+static struct of_platform_driver isa_power_driver = {
+	.name		= "power",
+	.match_table	= power_match,
+	.probe		= isa_power_probe,
+};
+
+void __init power_init(void)
+{
+	of_register_driver(&ebus_power_driver, &ebus_bus_type);
+	of_register_driver(&isa_power_driver, &isa_bus_type);
+	return;
+}
 #endif /* CONFIG_PCI */