diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c
index 2172f6603848..e2b701e164f6 100644
--- a/arch/arm/mach-omap2/clock44xx_data.c
+++ b/arch/arm/mach-omap2/clock44xx_data.c
@@ -84,6 +84,7 @@ static struct clk slimbus_clk = {
 
 static struct clk sys_32k_ck = {
 	.name		= "sys_32k_ck",
+	.clkdm_name	= "prm_clkdm",
 	.rate		= 32768,
 	.ops		= &clkops_null,
 };
@@ -512,6 +513,7 @@ static struct clk ddrphy_ck = {
 	.name		= "ddrphy_ck",
 	.parent		= &dpll_core_m2_ck,
 	.ops		= &clkops_null,
+	.clkdm_name	= "l3_emif_clkdm",
 	.fixed_div	= 2,
 	.recalc		= &omap_fixed_divisor_recalc,
 };
@@ -769,6 +771,7 @@ static const struct clksel dpll_mpu_m2_div[] = {
 static struct clk dpll_mpu_m2_ck = {
 	.name		= "dpll_mpu_m2_ck",
 	.parent		= &dpll_mpu_ck,
+	.clkdm_name	= "cm_clkdm",
 	.clksel		= dpll_mpu_m2_div,
 	.clksel_reg	= OMAP4430_CM_DIV_M2_DPLL_MPU,
 	.clksel_mask	= OMAP4430_DPLL_CLKOUT_DIV_MASK,
@@ -1149,6 +1152,7 @@ static const struct clksel l3_div_div[] = {
 static struct clk l3_div_ck = {
 	.name		= "l3_div_ck",
 	.parent		= &div_core_ck,
+	.clkdm_name	= "cm_clkdm",
 	.clksel		= l3_div_div,
 	.clksel_reg	= OMAP4430_CM_CLKSEL_CORE,
 	.clksel_mask	= OMAP4430_CLKSEL_L3_MASK,
@@ -2824,6 +2828,7 @@ static const struct clksel trace_clk_div_div[] = {
 static struct clk trace_clk_div_ck = {
 	.name		= "trace_clk_div_ck",
 	.parent		= &pmd_trace_clk_mux_ck,
+	.clkdm_name	= "emu_sys_clkdm",
 	.clksel		= trace_clk_div_div,
 	.clksel_reg	= OMAP4430_CM_EMU_DEBUGSS_CLKCTRL,
 	.clksel_mask	= OMAP4430_CLKSEL_PMD_TRACE_CLK_MASK,
diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h
index a7bc096bd407..f24e3f7a2bbc 100644
--- a/arch/arm/mach-omap2/cm.h
+++ b/arch/arm/mach-omap2/cm.h
@@ -22,4 +22,15 @@
  */
 #define MAX_MODULE_READY_TIME		2000
 
+/*
+ * MAX_MODULE_DISABLE_TIME: max duration in microseconds to wait for
+ * the PRCM to request that a module enter the inactive state in the
+ * case of OMAP2 & 3.  In the case of OMAP4 this is the max duration
+ * in microseconds for the module to reach the inactive state from
+ * a functional state.
+ * XXX FSUSB on OMAP4430 takes ~4ms to idle after reset during
+ * kernel init.
+ */
+#define MAX_MODULE_DISABLE_TIME		5000
+
 #endif
diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c
index 8c86d294b1a3..1a39945d9ff8 100644
--- a/arch/arm/mach-omap2/cminst44xx.c
+++ b/arch/arm/mach-omap2/cminst44xx.c
@@ -313,9 +313,9 @@ int omap4_cminst_wait_module_idle(u8 part, u16 inst, s16 cdoffs, u16 clkctrl_off
 
 	omap_test_timeout((_clkctrl_idlest(part, inst, cdoffs, clkctrl_offs) ==
 			   CLKCTRL_IDLEST_DISABLED),
-			  MAX_MODULE_READY_TIME, i);
+			  MAX_MODULE_DISABLE_TIME, i);
 
-	return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY;
+	return (i < MAX_MODULE_DISABLE_TIME) ? 0 : -EBUSY;
 }
 
 /**
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 4b46b91cca5c..9fe6829f4c16 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -41,6 +41,7 @@
 #include "control.h"
 #include "mux.h"
 #include "prm.h"
+#include "common.h"
 
 #define OMAP_MUX_BASE_OFFSET		0x30	/* Offset from CTRL_BASE */
 #define OMAP_MUX_BASE_SZ		0x5ca
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index bf86f7e8f91f..773193670ea2 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -530,7 +530,7 @@ static int _disable_wakeup(struct omap_hwmod *oh, u32 *v)
 	if (oh->class->sysc->idlemodes & SIDLE_SMART_WKUP)
 		_set_slave_idlemode(oh, HWMOD_IDLEMODE_SMART, v);
 	if (oh->class->sysc->idlemodes & MSTANDBY_SMART_WKUP)
-		_set_master_standbymode(oh, HWMOD_IDLEMODE_SMART_WKUP, v);
+		_set_master_standbymode(oh, HWMOD_IDLEMODE_SMART, v);
 
 	/* XXX test pwrdm_get_wken for this hwmod's subsystem */
 
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 950454a3fa31..f30e861ce6d9 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -393,8 +393,7 @@ static struct omap_hwmod_class_sysconfig omap44xx_counter_sysc = {
 	.rev_offs	= 0x0000,
 	.sysc_offs	= 0x0004,
 	.sysc_flags	= SYSC_HAS_SIDLEMODE,
-	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
-			   SIDLE_SMART_WKUP),
+	.idlemodes	= (SIDLE_FORCE | SIDLE_NO),
 	.sysc_fields	= &omap_hwmod_sysc_type1,
 };
 
@@ -854,6 +853,11 @@ static struct omap_hwmod omap44xx_dss_hdmi_hwmod = {
 	.name		= "dss_hdmi",
 	.class		= &omap44xx_hdmi_hwmod_class,
 	.clkdm_name	= "l3_dss_clkdm",
+	/*
+	 * HDMI audio requires to use no-idle mode. Hence,
+	 * set idle mode by software.
+	 */
+	.flags		= HWMOD_SWSUP_SIDLE,
 	.mpu_irqs	= omap44xx_dss_hdmi_irqs,
 	.sdma_reqs	= omap44xx_dss_hdmi_sdma_reqs,
 	.main_clk	= "dss_48mhz_clk",
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 62ec5c452792..706b7e29397f 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -461,6 +461,7 @@ static int clk_dbg_show_summary(struct seq_file *s, void *unused)
 	struct clk *c;
 	struct clk *pa;
 
+	mutex_lock(&clocks_mutex);
 	seq_printf(s, "%-30s %-30s %-10s %s\n",
 		"clock-name", "parent-name", "rate", "use-count");
 
@@ -469,6 +470,7 @@ static int clk_dbg_show_summary(struct seq_file *s, void *unused)
 		seq_printf(s, "%-30s %-30s %-10lu %d\n",
 			c->name, pa ? pa->name : "none", c->rate, c->usecount);
 	}
+	mutex_unlock(&clocks_mutex);
 
 	return 0;
 }