diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index ad884c0aaa42..70912d1c71e0 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -992,6 +992,23 @@ void omap_hwmod_writel(u32 v, struct omap_hwmod *oh, u16 reg_offs)
 	__raw_writel(v, oh->_rt_va + reg_offs);
 }
 
+int omap_hwmod_set_slave_idlemode(struct omap_hwmod *oh, u8 idlemode)
+{
+	u32 v;
+	int retval = 0;
+
+	if (!oh)
+		return -EINVAL;
+
+	v = oh->_sysc_cache;
+
+	retval = _set_slave_idlemode(oh, idlemode, &v);
+	if (!retval)
+		_write_sysconfig(v, oh);
+
+	return retval;
+}
+
 /**
  * omap_hwmod_register - register a struct omap_hwmod
  * @oh: struct omap_hwmod *
diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h
index 33933256a226..921990e2a29a 100644
--- a/arch/arm/plat-omap/include/plat/omap_hwmod.h
+++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h
@@ -441,6 +441,8 @@ int omap_hwmod_shutdown(struct omap_hwmod *oh);
 int omap_hwmod_enable_clocks(struct omap_hwmod *oh);
 int omap_hwmod_disable_clocks(struct omap_hwmod *oh);
 
+int omap_hwmod_set_slave_idlemode(struct omap_hwmod *oh, u8 idlemode);
+
 int omap_hwmod_reset(struct omap_hwmod *oh);
 void omap_hwmod_ocp_barrier(struct omap_hwmod *oh);