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-rw-r--r--arch/arm/mach-omap2/pm.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
index 331478f9b86..f4b3143a8b1 100644
--- a/arch/arm/mach-omap2/pm.c
+++ b/arch/arm/mach-omap2/pm.c
@@ -40,6 +40,38 @@ static struct omap_device_pm_latency *pm_lats;
*/
int (*omap_pm_suspend)(void);
+#ifdef CONFIG_PM
+/**
+ * struct omap2_oscillator - Describe the board main oscillator latencies
+ * @startup_time: oscillator startup latency
+ * @shutdown_time: oscillator shutdown latency
+ */
+struct omap2_oscillator {
+ u32 startup_time;
+ u32 shutdown_time;
+};
+
+static struct omap2_oscillator oscillator = {
+ .startup_time = ULONG_MAX,
+ .shutdown_time = ULONG_MAX,
+};
+
+void omap_pm_setup_oscillator(u32 tstart, u32 tshut)
+{
+ oscillator.startup_time = tstart;
+ oscillator.shutdown_time = tshut;
+}
+
+void omap_pm_get_oscillator(u32 *tstart, u32 *tshut)
+{
+ if (!tstart || !tshut)
+ return;
+
+ *tstart = oscillator.startup_time;
+ *tshut = oscillator.shutdown_time;
+}
+#endif
+
static int __init _init_omap_device(char *name)
{
struct omap_hwmod *oh;