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path: root/drivers/sh/clk/core.c
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Diffstat (limited to 'drivers/sh/clk/core.c')
-rw-r--r--drivers/sh/clk/core.c68
1 files changed, 18 insertions, 50 deletions
diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c
index 5f63c3b83828..4f64183b27fa 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 @@ long clk_round_parent(struct clk *clk, unsigned long target,
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;
-
- 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);
- }
+ 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);
}
- 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)
-{
- 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 struct syscore_ops clks_syscore_ops = {
+ .resume = clks_core_resume,
};
-static int __init clk_sysdev_init(void)
+static int __init clk_syscore_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
/*