diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
index aa728331e876..284e240b7997 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
@@ -129,6 +129,7 @@
 			reg = <0 0x11003000 0 0x1000>,
 			      <0 0x10217080 0 0x80>;
 			interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+			clock-div = <1>;
 			clocks = <&infracfg CLK_INFRA_I2C_BCK>,
 				 <&infracfg CLK_INFRA_66M_AP_DMA_BCK>;
 			clock-names = "main", "dma";
@@ -142,6 +143,7 @@
 			reg = <0 0x11004000 0 0x1000>,
 			      <0 0x10217100 0 0x80>;
 			interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
+			clock-div = <1>;
 			clocks = <&infracfg CLK_INFRA_I2C_BCK>,
 				 <&infracfg CLK_INFRA_66M_AP_DMA_BCK>;
 			clock-names = "main", "dma";
@@ -155,6 +157,7 @@
 			reg = <0 0x11005000 0 0x1000>,
 			      <0 0x10217180 0 0x80>;
 			interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
+			clock-div = <1>;
 			clocks = <&infracfg CLK_INFRA_I2C_BCK>,
 				 <&infracfg CLK_INFRA_66M_AP_DMA_BCK>;
 			clock-names = "main", "dma";