diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c
index 5f63c3b..4f64183 100644
--- a/drivers/sh/clk/core.c
+++ b/drivers/sh/clk/core.c
@@ -21,7 +21,7 @@
 #include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/list.h>
-#include <linux/sysdev.h>
+#include <linux/syscore_ops.h>
 #include <linux/seq_file.h>
 #include <linux/err.h>
 #include <linux/io.h>
@@ -630,68 +630,36 @@
 EXPORT_SYMBOL_GPL(clk_round_parent);
 
 #ifdef CONFIG_PM
-static int clks_sysdev_suspend(struct sys_device *dev, pm_message_t state)
+static void clks_core_resume(void)
 {
-	static pm_message_t prev_state;
 	struct clk *clkp;
 
-	switch (state.event) {
-	case PM_EVENT_ON:
-		/* Resumeing from hibernation */
-		if (prev_state.event != PM_EVENT_FREEZE)
-			break;
+	list_for_each_entry(clkp, &clock_list, node) {
+		if (likely(clkp->ops)) {
+			unsigned long rate = clkp->rate;
 
-		list_for_each_entry(clkp, &clock_list, node) {
-			if (likely(clkp->ops)) {
-				unsigned long rate = clkp->rate;
-
-				if (likely(clkp->ops->set_parent))
-					clkp->ops->set_parent(clkp,
-						clkp->parent);
-				if (likely(clkp->ops->set_rate))
-					clkp->ops->set_rate(clkp, rate);
-				else if (likely(clkp->ops->recalc))
-					clkp->rate = clkp->ops->recalc(clkp);
-			}
+			if (likely(clkp->ops->set_parent))
+				clkp->ops->set_parent(clkp,
+					clkp->parent);
+			if (likely(clkp->ops->set_rate))
+				clkp->ops->set_rate(clkp, rate);
+			else if (likely(clkp->ops->recalc))
+				clkp->rate = clkp->ops->recalc(clkp);
 		}
-		break;
-	case PM_EVENT_FREEZE:
-		break;
-	case PM_EVENT_SUSPEND:
-		break;
 	}
-
-	prev_state = state;
-	return 0;
 }
 
-static int clks_sysdev_resume(struct sys_device *dev)
+static struct syscore_ops clks_syscore_ops = {
+	.resume = clks_core_resume,
+};
+
+static int __init clk_syscore_init(void)
 {
-	return clks_sysdev_suspend(dev, PMSG_ON);
-}
-
-static struct sysdev_class clks_sysdev_class = {
-	.name = "clks",
-};
-
-static struct sysdev_driver clks_sysdev_driver = {
-	.suspend = clks_sysdev_suspend,
-	.resume = clks_sysdev_resume,
-};
-
-static struct sys_device clks_sysdev_dev = {
-	.cls = &clks_sysdev_class,
-};
-
-static int __init clk_sysdev_init(void)
-{
-	sysdev_class_register(&clks_sysdev_class);
-	sysdev_driver_register(&clks_sysdev_class, &clks_sysdev_driver);
-	sysdev_register(&clks_sysdev_dev);
+	register_syscore_ops(&clks_syscore_ops);
 
 	return 0;
 }
-subsys_initcall(clk_sysdev_init);
+subsys_initcall(clk_syscore_init);
 #endif
 
 /*
diff --git a/drivers/sh/intc/core.c b/drivers/sh/intc/core.c
index 9739431..5833afb 100644
--- a/drivers/sh/intc/core.c
+++ b/drivers/sh/intc/core.c
@@ -25,6 +25,7 @@
 #include <linux/interrupt.h>
 #include <linux/sh_intc.h>
 #include <linux/sysdev.h>
+#include <linux/syscore_ops.h>
 #include <linux/list.h>
 #include <linux/spinlock.h>
 #include <linux/radix-tree.h>
@@ -376,6 +377,70 @@
 	return -ENOMEM;
 }
 
+static int intc_suspend(void)
+{
+	struct intc_desc_int *d;
+
+	list_for_each_entry(d, &intc_list, list) {
+		int irq;
+
+		/* enable wakeup irqs belonging to this intc controller */
+		for_each_active_irq(irq) {
+			struct irq_data *data;
+			struct irq_desc *desc;
+			struct irq_chip *chip;
+
+			data = irq_get_irq_data(irq);
+			chip = irq_data_get_irq_chip(data);
+			if (chip != &d->chip)
+				continue;
+			desc = irq_to_desc(irq);
+			if ((desc->status & IRQ_WAKEUP))
+				chip->irq_enable(data);
+		}
+	}
+
+	return 0;
+}
+
+static void intc_resume(void)
+{
+	struct intc_desc_int *d;
+
+	list_for_each_entry(d, &intc_list, list) {
+		int irq;
+
+		for_each_active_irq(irq) {
+			struct irq_data *data;
+			struct irq_desc *desc;
+			struct irq_chip *chip;
+
+			data = irq_get_irq_data(irq);
+			chip = irq_data_get_irq_chip(data);
+			/*
+			 * This will catch the redirect and VIRQ cases
+			 * due to the dummy_irq_chip being inserted.
+			 */
+			if (chip != &d->chip)
+				continue;
+			desc = irq_to_desc(irq);
+			if (desc->status & IRQ_DISABLED)
+				chip->irq_disable(data);
+			else
+				chip->irq_enable(data);
+		}
+	}
+}
+
+struct syscore_ops intc_syscore_ops = {
+	.suspend	= intc_suspend,
+	.resume		= intc_resume,
+};
+
+struct sysdev_class intc_sysdev_class = {
+	.name		= "intc",
+};
+
 static ssize_t
 show_intc_name(struct sys_device *dev, struct sysdev_attribute *attr, char *buf)
 {
@@ -388,79 +453,13 @@
 
 static SYSDEV_ATTR(name, S_IRUGO, show_intc_name, NULL);
 
-static int intc_suspend(struct sys_device *dev, pm_message_t state)
-{
-	struct intc_desc_int *d;
-	struct irq_data *data;
-	struct irq_desc *desc;
-	struct irq_chip *chip;
-	int irq;
-
-	/* get intc controller associated with this sysdev */
-	d = container_of(dev, struct intc_desc_int, sysdev);
-
-	switch (state.event) {
-	case PM_EVENT_ON:
-		if (d->state.event != PM_EVENT_FREEZE)
-			break;
-
-		for_each_active_irq(irq) {
-			desc = irq_to_desc(irq);
-			data = irq_get_irq_data(irq);
-			chip = irq_data_get_irq_chip(data);
-
-			/*
-			 * This will catch the redirect and VIRQ cases
-			 * due to the dummy_irq_chip being inserted.
-			 */
-			if (chip != &d->chip)
-				continue;
-			if (desc->status & IRQ_DISABLED)
-				chip->irq_disable(data);
-			else
-				chip->irq_enable(data);
-		}
-		break;
-	case PM_EVENT_FREEZE:
-		/* nothing has to be done */
-		break;
-	case PM_EVENT_SUSPEND:
-		/* enable wakeup irqs belonging to this intc controller */
-		for_each_active_irq(irq) {
-			desc = irq_to_desc(irq);
-			data = irq_get_irq_data(irq);
-			chip = irq_data_get_irq_chip(data);
-
-			if (chip != &d->chip)
-				continue;
-			if ((desc->status & IRQ_WAKEUP))
-				chip->irq_enable(data);
-		}
-		break;
-	}
-
-	d->state = state;
-
-	return 0;
-}
-
-static int intc_resume(struct sys_device *dev)
-{
-	return intc_suspend(dev, PMSG_ON);
-}
-
-struct sysdev_class intc_sysdev_class = {
-	.name		= "intc",
-	.suspend	= intc_suspend,
-	.resume		= intc_resume,
-};
-
-/* register this intc as sysdev to allow suspend/resume */
 static int __init register_intc_sysdevs(void)
 {
 	struct intc_desc_int *d;
 	int error;
 
+	register_syscore_ops(&intc_syscore_ops);
+
 	error = sysdev_class_register(&intc_sysdev_class);
 	if (!error) {
 		list_for_each_entry(d, &intc_list, list) {
diff --git a/drivers/sh/intc/internals.h b/drivers/sh/intc/internals.h
index 0cf8260..df36a42 100644
--- a/drivers/sh/intc/internals.h
+++ b/drivers/sh/intc/internals.h
@@ -53,7 +53,6 @@
 	struct list_head list;
 	struct sys_device sysdev;
 	struct radix_tree_root tree;
-	pm_message_t state;
 	raw_spinlock_t lock;
 	unsigned int index;
 	unsigned long *reg;