diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
index df607a92b2ed..5a284cd721a6 100644
--- a/arch/arm/boot/dts/r8a7793.dtsi
+++ b/arch/arm/boot/dts/r8a7793.dtsi
@@ -302,7 +302,7 @@
 		reg = <0 0xe6c40000 0 64>;
 		interrupts = <0 144 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7793_CLK_SCIFA0>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x21>, <&dmac0 0x22>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -314,7 +314,7 @@
 		reg = <0 0xe6c50000 0 64>;
 		interrupts = <0 145 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7793_CLK_SCIFA1>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x25>, <&dmac0 0x26>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -326,7 +326,7 @@
 		reg = <0 0xe6c60000 0 64>;
 		interrupts = <0 151 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7793_CLK_SCIFA2>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x27>, <&dmac0 0x28>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -338,7 +338,7 @@
 		reg = <0 0xe6c70000 0 64>;
 		interrupts = <0 29 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp11_clks R8A7793_CLK_SCIFA3>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x1b>, <&dmac0 0x1c>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -350,7 +350,7 @@
 		reg = <0 0xe6c78000 0 64>;
 		interrupts = <0 30 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp11_clks R8A7793_CLK_SCIFA4>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x1f>, <&dmac0 0x20>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -362,7 +362,7 @@
 		reg = <0 0xe6c80000 0 64>;
 		interrupts = <0 31 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp11_clks R8A7793_CLK_SCIFA5>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x23>, <&dmac0 0x24>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -374,7 +374,7 @@
 		reg = <0 0xe6c20000 0 64>;
 		interrupts = <0 148 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7793_CLK_SCIFB0>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x3d>, <&dmac0 0x3e>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -386,7 +386,7 @@
 		reg = <0 0xe6c30000 0 64>;
 		interrupts = <0 149 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7793_CLK_SCIFB1>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x19>, <&dmac0 0x1a>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -398,7 +398,7 @@
 		reg = <0 0xe6ce0000 0 64>;
 		interrupts = <0 150 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp2_clks R8A7793_CLK_SCIFB2>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x1d>, <&dmac0 0x1e>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -410,7 +410,7 @@
 		reg = <0 0xe6e60000 0 64>;
 		interrupts = <0 152 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_SCIF0>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x29>, <&dmac0 0x2a>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -422,7 +422,7 @@
 		reg = <0 0xe6e68000 0 64>;
 		interrupts = <0 153 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_SCIF1>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x2d>, <&dmac0 0x2e>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -434,7 +434,7 @@
 		reg = <0 0xe6e58000 0 64>;
 		interrupts = <0 22 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_SCIF2>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x2b>, <&dmac0 0x2c>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -446,7 +446,7 @@
 		reg = <0 0xe6ea8000 0 64>;
 		interrupts = <0 23 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_SCIF3>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x2f>, <&dmac0 0x30>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -458,7 +458,7 @@
 		reg = <0 0xe6ee0000 0 64>;
 		interrupts = <0 24 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_SCIF4>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0xfb>, <&dmac0 0xfc>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -470,7 +470,7 @@
 		reg = <0 0xe6ee8000 0 64>;
 		interrupts = <0 25 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_SCIF5>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0xfd>, <&dmac0 0xfe>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -482,7 +482,7 @@
 		reg = <0 0xe62c0000 0 96>;
 		interrupts = <0 154 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_HSCIF0>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x39>, <&dmac0 0x3a>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -494,7 +494,7 @@
 		reg = <0 0xe62c8000 0 96>;
 		interrupts = <0 155 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_HSCIF1>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x4d>, <&dmac0 0x4e>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
@@ -506,7 +506,7 @@
 		reg = <0 0xe62d0000 0 96>;
 		interrupts = <0 21 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp7_clks R8A7793_CLK_HSCIF2>;
-		clock-names = "sci_ick";
+		clock-names = "fck";
 		dmas = <&dmac0 0x3b>, <&dmac0 0x3c>;
 		dma-names = "tx", "rx";
 		power-domains = <&cpg_clocks>;
