diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
index f327b7eaf47c..b9c361e8cc82 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
@@ -179,21 +179,25 @@ static struct plat_sci_port sci_platform_data[] = {
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 80, 80, 80, 80 },
+		.clk		= "scif0",
 	}, {
 		.mapbase	= 0xffe10000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 81, 81, 81, 81 },
+		.clk		= "scif1",
 	}, {
 		.mapbase	= 0xffe20000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 82, 82, 82, 82 },
+		.clk		= "scif2",
 	}, {
 		.mapbase	= 0xffe30000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 83, 83, 83, 83 },
+		.clk		= "scif3",
 	}, {
 		.flags = 0,
 	}
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
index 7361ea989b96..d4a994be4a7d 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c
@@ -186,6 +186,7 @@ static struct plat_sci_port sci_platform_data[] = {
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 80, 80, 80, 80 },
+		.clk		= "scif0",
 	}, {
 		.flags = 0,
 	}
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
index b1c3e7f9284a..5d6247fecd63 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -307,18 +307,21 @@ static struct plat_sci_port sci_platform_data[] = {
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 80, 80, 80, 80 },
+		.clk		= "scif0",
 	},
 	{
 		.mapbase	= 0xffe10000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 81, 81, 81, 81 },
+		.clk		= "scif1",
 	},
 	{
 		.mapbase	= 0xffe20000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIF,
 		.irqs		= { 82, 82, 82, 82 },
+		.clk		= "scif2",
 	},
 	{
 		.flags = 0,
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
index 484ca2dabdeb..1429fc5e4286 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c
@@ -321,31 +321,37 @@ static struct plat_sci_port sci_platform_data[] = {
 		.flags          = UPF_BOOT_AUTOCONF,
 		.type           = PORT_SCIF,
 		.irqs           = { 80, 80, 80, 80 },
+		.clk		= "scif0",
 	},{
 		.mapbase        = 0xffe10000,
 		.flags          = UPF_BOOT_AUTOCONF,
 		.type           = PORT_SCIF,
 		.irqs           = { 81, 81, 81, 81 },
+		.clk		= "scif1",
 	},{
 		.mapbase        = 0xffe20000,
 		.flags          = UPF_BOOT_AUTOCONF,
 		.type           = PORT_SCIF,
 		.irqs           = { 82, 82, 82, 82 },
+		.clk		= "scif2",
 	},{
 		.mapbase	= 0xa4e30000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIFA,
 		.irqs		= { 56, 56, 56, 56 },
+		.clk		= "scif3",
 	},{
 		.mapbase	= 0xa4e40000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIFA,
 		.irqs		= { 88, 88, 88, 88 },
+		.clk		= "scif4",
 	},{
 		.mapbase	= 0xa4e50000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIFA,
 		.irqs		= { 109, 109, 109, 109 },
+		.clk		= "scif5",
 	}, {
 		.flags = 0,
 	}
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
index e074951b88b9..a3039ce1a6a5 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
@@ -30,31 +30,37 @@ static struct plat_sci_port sci_platform_data[] = {
 		.flags          = UPF_BOOT_AUTOCONF,
 		.type           = PORT_SCIF,
 		.irqs           = { 80, 80, 80, 80 },
+		.clk		= "scif0",
 	}, {
 		.mapbase        = 0xffe10000,
 		.flags          = UPF_BOOT_AUTOCONF,
 		.type           = PORT_SCIF,
 		.irqs           = { 81, 81, 81, 81 },
+		.clk		= "scif1",
 	}, {
 		.mapbase        = 0xffe20000,
 		.flags          = UPF_BOOT_AUTOCONF,
 		.type           = PORT_SCIF,
 		.irqs           = { 82, 82, 82, 82 },
+		.clk		= "scif2",
 	}, {
 		.mapbase	= 0xa4e30000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIFA,
 		.irqs		= { 56, 56, 56, 56 },
+		.clk		= "scif3",
 	}, {
 		.mapbase	= 0xa4e40000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIFA,
 		.irqs		= { 88, 88, 88, 88 },
+		.clk		= "scif4",
 	}, {
 		.mapbase	= 0xa4e50000,
 		.flags		= UPF_BOOT_AUTOCONF,
 		.type		= PORT_SCIFA,
 		.irqs		= { 109, 109, 109, 109 },
+		.clk		= "scif5",
 	}, {
 		.flags = 0,
 	}