diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
index c8c64b3..d05fc7b 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
@@ -512,6 +512,7 @@ struct omap_hwmod omap2xxx_uart1_hwmod = {
 	.mpu_irqs	= omap2_uart1_mpu_irqs,
 	.sdma_reqs	= omap2_uart1_sdma_reqs,
 	.main_clk	= "uart1_fck",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.prcm		= {
 		.omap2 = {
 			.module_offs = CORE_MOD,
@@ -531,6 +532,7 @@ struct omap_hwmod omap2xxx_uart2_hwmod = {
 	.mpu_irqs	= omap2_uart2_mpu_irqs,
 	.sdma_reqs	= omap2_uart2_sdma_reqs,
 	.main_clk	= "uart2_fck",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.prcm		= {
 		.omap2 = {
 			.module_offs = CORE_MOD,
@@ -550,6 +552,7 @@ struct omap_hwmod omap2xxx_uart3_hwmod = {
 	.mpu_irqs	= omap2_uart3_mpu_irqs,
 	.sdma_reqs	= omap2_uart3_sdma_reqs,
 	.main_clk	= "uart3_fck",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.prcm		= {
 		.omap2 = {
 			.module_offs = CORE_MOD,
diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
index 01d8f32..075f7cc 100644
--- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
@@ -1995,6 +1995,7 @@ static struct omap_hwmod am33xx_uart1_hwmod = {
 	.name		= "uart1",
 	.class		= &uart_class,
 	.clkdm_name	= "l4_wkup_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= am33xx_uart1_irqs,
 	.sdma_reqs	= uart1_edma_reqs,
 	.main_clk	= "dpll_per_m2_div4_wkupdm_ck",
@@ -2015,6 +2016,7 @@ static struct omap_hwmod am33xx_uart2_hwmod = {
 	.name		= "uart2",
 	.class		= &uart_class,
 	.clkdm_name	= "l4ls_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= am33xx_uart2_irqs,
 	.sdma_reqs	= uart1_edma_reqs,
 	.main_clk	= "dpll_per_m2_div4_ck",
@@ -2042,6 +2044,7 @@ static struct omap_hwmod am33xx_uart3_hwmod = {
 	.name		= "uart3",
 	.class		= &uart_class,
 	.clkdm_name	= "l4ls_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= am33xx_uart3_irqs,
 	.sdma_reqs	= uart3_edma_reqs,
 	.main_clk	= "dpll_per_m2_div4_ck",
@@ -2062,6 +2065,7 @@ static struct omap_hwmod am33xx_uart4_hwmod = {
 	.name		= "uart4",
 	.class		= &uart_class,
 	.clkdm_name	= "l4ls_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= am33xx_uart4_irqs,
 	.sdma_reqs	= uart1_edma_reqs,
 	.main_clk	= "dpll_per_m2_div4_ck",
@@ -2082,6 +2086,7 @@ static struct omap_hwmod am33xx_uart5_hwmod = {
 	.name		= "uart5",
 	.class		= &uart_class,
 	.clkdm_name	= "l4ls_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= am33xx_uart5_irqs,
 	.sdma_reqs	= uart1_edma_reqs,
 	.main_clk	= "dpll_per_m2_div4_ck",
@@ -2102,6 +2107,7 @@ static struct omap_hwmod am33xx_uart6_hwmod = {
 	.name		= "uart6",
 	.class		= &uart_class,
 	.clkdm_name	= "l4ls_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= am33xx_uart6_irqs,
 	.sdma_reqs	= uart1_edma_reqs,
 	.main_clk	= "dpll_per_m2_div4_ck",
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 4083606..31c7126 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -490,6 +490,7 @@ static struct omap_hwmod omap3xxx_uart1_hwmod = {
 	.mpu_irqs	= omap2_uart1_mpu_irqs,
 	.sdma_reqs	= omap2_uart1_sdma_reqs,
 	.main_clk	= "uart1_fck",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.prcm		= {
 		.omap2 = {
 			.module_offs = CORE_MOD,
@@ -508,6 +509,7 @@ static struct omap_hwmod omap3xxx_uart2_hwmod = {
 	.mpu_irqs	= omap2_uart2_mpu_irqs,
 	.sdma_reqs	= omap2_uart2_sdma_reqs,
 	.main_clk	= "uart2_fck",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.prcm		= {
 		.omap2 = {
 			.module_offs = CORE_MOD,
@@ -526,6 +528,7 @@ static struct omap_hwmod omap3xxx_uart3_hwmod = {
 	.mpu_irqs	= omap2_uart3_mpu_irqs,
 	.sdma_reqs	= omap2_uart3_sdma_reqs,
 	.main_clk	= "uart3_fck",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.prcm		= {
 		.omap2 = {
 			.module_offs = OMAP3430_PER_MOD,
@@ -555,6 +558,7 @@ static struct omap_hwmod omap36xx_uart4_hwmod = {
 	.mpu_irqs	= uart4_mpu_irqs,
 	.sdma_reqs	= uart4_sdma_reqs,
 	.main_clk	= "uart4_fck",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.prcm		= {
 		.omap2 = {
 			.module_offs = OMAP3430_PER_MOD,
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index eaba9dc..848b6dc 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -3434,6 +3434,7 @@ static struct omap_hwmod omap44xx_uart1_hwmod = {
 	.name		= "uart1",
 	.class		= &omap44xx_uart_hwmod_class,
 	.clkdm_name	= "l4_per_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= omap44xx_uart1_irqs,
 	.sdma_reqs	= omap44xx_uart1_sdma_reqs,
 	.main_clk	= "func_48m_fclk",
@@ -3462,6 +3463,7 @@ static struct omap_hwmod omap44xx_uart2_hwmod = {
 	.name		= "uart2",
 	.class		= &omap44xx_uart_hwmod_class,
 	.clkdm_name	= "l4_per_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= omap44xx_uart2_irqs,
 	.sdma_reqs	= omap44xx_uart2_sdma_reqs,
 	.main_clk	= "func_48m_fclk",
@@ -3490,7 +3492,8 @@ static struct omap_hwmod omap44xx_uart3_hwmod = {
 	.name		= "uart3",
 	.class		= &omap44xx_uart_hwmod_class,
 	.clkdm_name	= "l4_per_clkdm",
-	.flags		= HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET,
+	.flags		= HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET |
+				HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= omap44xx_uart3_irqs,
 	.sdma_reqs	= omap44xx_uart3_sdma_reqs,
 	.main_clk	= "func_48m_fclk",
@@ -3519,6 +3522,7 @@ static struct omap_hwmod omap44xx_uart4_hwmod = {
 	.name		= "uart4",
 	.class		= &omap44xx_uart_hwmod_class,
 	.clkdm_name	= "l4_per_clkdm",
+	.flags		= HWMOD_SWSUP_SIDLE_ACT,
 	.mpu_irqs	= omap44xx_uart4_irqs,
 	.sdma_reqs	= omap44xx_uart4_sdma_reqs,
 	.main_clk	= "func_48m_fclk",
