diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c
index 72e405df0fb07..d3f959e92b2dd 100644
--- a/arch/arm/mach-bcmring/core.c
+++ b/arch/arm/mach-bcmring/core.c
@@ -91,14 +91,23 @@ static struct clk uart_clk = {
 	.parent = &pll1_clk,
 };
 
+static struct clk dummy_apb_pclk = {
+	.name = "BUSCLK",
+	.type = CLK_TYPE_PRIMARY,
+	.mode = CLK_MODE_XTAL,
+};
+
 static struct clk_lookup lookups[] = {
-	{			/* UART0 */
-	 .dev_id = "uarta",
-	 .clk = &uart_clk,
-	 }, {			/* UART1 */
-	     .dev_id = "uartb",
-	     .clk = &uart_clk,
-	     }
+	{			/* Bus clock */
+		.con_id = "apb_pclk",
+		.clk = &dummy_apb_pclk,
+	}, {			/* UART0 */
+		.dev_id = "uarta",
+		.clk = &uart_clk,
+	}, {			/* UART1 */
+		.dev_id = "uartb",
+		.clk = &uart_clk,
+	}
 };
 
 static struct amba_device *amba_devs[] __initdata = {
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index e29bdef9b2e20..7f3039761d91a 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -185,7 +185,7 @@ static struct clk_lookup clocks[] = {
 	INIT_CK(NULL,			"pll1",		&clk_pll1),
 	INIT_CK(NULL,			"fclk",		&clk_f),
 	INIT_CK(NULL,			"hclk",		&clk_h),
-	INIT_CK(NULL,			"pclk",		&clk_p),
+	INIT_CK(NULL,			"apb_pclk",	&clk_p),
 	INIT_CK(NULL,			"pll2",		&clk_pll2),
 	INIT_CK("ep93xx-ohci",		NULL,		&clk_usb_host),
 	INIT_CK("ep93xx-keypad",	NULL,		&clk_keypad),
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index b02cfc06e0aee..a04d386098398 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -119,8 +119,13 @@ static struct clk uartclk = {
 	.rate	= 14745600,
 };
 
+static struct clk dummy_apb_pclk;
+
 static struct clk_lookup lookups[] = {
-	{	/* UART0 */
+	{	/* Bus clock */
+		.con_id		= "apb_pclk",
+		.clk		= &dummy_apb_pclk,
+	}, {	/* UART0 */
 		.dev_id		= "mb:16",
 		.clk		= &uartclk,
 	}, {	/* UART1 */
diff --git a/arch/arm/mach-nomadik/clock.c b/arch/arm/mach-nomadik/clock.c
index f035f41852741..89f793adf7764 100644
--- a/arch/arm/mach-nomadik/clock.c
+++ b/arch/arm/mach-nomadik/clock.c
@@ -53,6 +53,10 @@ static struct clk clk_default;
 	}
 
 static struct clk_lookup lookups[] = {
+	{
+		.con_id		= "apb_pclk",
+		.clk		= &clk_default,
+	},
 	CLK(&clk_24, "mtu0"),
 	CLK(&clk_24, "mtu1"),
 	CLK(&clk_48, "uart0"),
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index 41b155acfca7c..d33744117ce24 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -3166,6 +3166,10 @@ static struct clk uart4_ick_am35xx = {
 	.recalc		= &followparent_recalc,
 };
 
+static struct clk dummy_apb_pclk = {
+	.name		= "apb_pclk",
+	.ops		= &clkops_null,
+};
 
 /*
  * clkdev
@@ -3173,6 +3177,7 @@ static struct clk uart4_ick_am35xx = {
 
 /* XXX At some point we should rename this file to clock3xxx_data.c */
 static struct omap_clk omap3xxx_clks[] = {
+	CLK(NULL,	"apb_pclk",	&dummy_apb_pclk,	CK_3XXX),
 	CLK(NULL,	"omap_32k_fck",	&omap_32k_fck,	CK_3XXX),
 	CLK(NULL,	"virt_12m_ck",	&virt_12m_ck,	CK_3XXX),
 	CLK(NULL,	"virt_13m_ck",	&virt_13m_ck,	CK_3XXX),
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 595be19f8ad50..4aba15f7f812e 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -300,8 +300,13 @@ static struct clk ref24_clk = {
 	.rate	= 24000000,
 };
 
+static struct clk dummy_apb_pclk;
+
 static struct clk_lookup lookups[] = {
-	{	/* UART0 */
+	{	/* Bus clock */
+		.con_id		= "apb_pclk",
+		.clk		= &dummy_apb_pclk,
+	}, {	/* UART0 */
 		.dev_id		= "dev:uart0",
 		.clk		= &ref24_clk,
 	}, {	/* UART1 */
diff --git a/arch/arm/mach-spear3xx/clock.c b/arch/arm/mach-spear3xx/clock.c
index 39f6ccf22294d..18febf92f20a1 100644
--- a/arch/arm/mach-spear3xx/clock.c
+++ b/arch/arm/mach-spear3xx/clock.c
@@ -341,8 +341,11 @@ static struct clk gpio_clk = {
 	.recalc = &follow_parent,
 };
 
+static struct clk dummy_apb_pclk;
+
 /* array of all spear 3xx clock lookups */
 static struct clk_lookup spear_clk_lookups[] = {
+	{ .con_id = "apb_pclk",	.clk = &dummy_apb_pclk},
 	/* root clks */
 	{ .con_id = "osc_32k_clk",	.clk = &osc_32k_clk},
 	{ .con_id = "osc_24m_clk",	.clk = &osc_24m_clk},
diff --git a/arch/arm/mach-spear6xx/clock.c b/arch/arm/mach-spear6xx/clock.c
index 13e27c7696850..36ff056b73219 100644
--- a/arch/arm/mach-spear6xx/clock.c
+++ b/arch/arm/mach-spear6xx/clock.c
@@ -428,8 +428,11 @@ static struct clk gpio2_clk = {
 	.recalc = &follow_parent,
 };
 
+static struct clk dummy_apb_pclk;
+
 /* array of all spear 6xx clock lookups */
 static struct clk_lookup spear_clk_lookups[] = {
+	{ .con_id = "apb_pclk",	.clk = &dummy_apb_pclk},
 	/* root clks */
 	{ .con_id = "osc_32k_clk",	.clk = &osc_32k_clk},
 	{ .con_id = "osc_30m_clk",	.clk = &osc_30m_clk},
diff --git a/arch/arm/mach-u300/clock.c b/arch/arm/mach-u300/clock.c
index 5af71d5ba6656..5d12d547789e3 100644
--- a/arch/arm/mach-u300/clock.c
+++ b/arch/arm/mach-u300/clock.c
@@ -1212,6 +1212,8 @@ static struct clk ppm_clk = {
 };
 #endif
 
+static struct clk dummy_apb_pclk;
+
 #define DEF_LOOKUP(devid, clkref)		\
 	{					\
 	.dev_id = devid,			\
@@ -1223,6 +1225,10 @@ static struct clk ppm_clk = {
  * look up through clockdevice.
  */
 static struct clk_lookup lookups[] = {
+	{
+		.con_id = "apb_pclk",
+		.clk = &dummy_apb_pclk,
+	},
 	/* Connected directly to the AMBA bus */
 	DEF_LOOKUP("amba",      &amba_clk),
 	DEF_LOOKUP("cpu",       &cpu_clk),
diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c
index 0a1318fc8e2bd..d8ab7f184fe43 100644
--- a/arch/arm/mach-ux500/clock.c
+++ b/arch/arm/mach-ux500/clock.c
@@ -453,7 +453,11 @@ static DEFINE_PRCC_CLK_CUSTOM(7, mtu0_ed, 2, -1, NULL, clk_mtu_get_rate, 0);
 static DEFINE_PRCC_CLK(7, wdg_ed, 	1, -1, NULL);
 static DEFINE_PRCC_CLK(7, cfgreg_ed, 	0, -1, NULL);
 
+static struct clk clk_dummy_apb_pclk;
+
 static struct clk_lookup u8500_common_clks[] = {
+	CLK(dummy_apb_pclk, NULL,	"apb_pclk"),
+
 	/* Peripheral Cluster #1 */
 	CLK(gpio0,	"gpio.0",	NULL),
 	CLK(gpio0,	"gpio.1",	NULL),
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 3dff8641b03fa..145803c006b45 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -400,8 +400,13 @@ static struct clk ref24_clk = {
 	.rate	= 24000000,
 };
 
+static struct clk dummy_apb_pclk;
+
 static struct clk_lookup lookups[] = {
-	{	/* UART0 */
+	{	/* AMBA bus clock */
+		.con_id		= "apb_pclk",
+		.clk		= &dummy_apb_pclk,
+	}, {	/* UART0 */
 		.dev_id		= "dev:f1",
 		.clk		= &ref24_clk,
 	}, {	/* UART1 */
diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c
index d250711b8c7a4..d6db3453908b7 100644
--- a/arch/arm/mach-vexpress/v2m.c
+++ b/arch/arm/mach-vexpress/v2m.c
@@ -298,8 +298,13 @@ static struct clk osc2_clk = {
 	.rate	= 24000000,
 };
 
+static struct clk dummy_apb_pclk;
+
 static struct clk_lookup v2m_lookups[] = {
-	{	/* UART0 */
+	{	/* AMBA bus clock */
+		.con_id		= "apb_pclk",
+		.clk		= &dummy_apb_pclk,
+	}, {	/* UART0 */
 		.dev_id		= "mb:uart0",
 		.clk		= &osc2_clk,
 	}, {	/* UART1 */