diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
index 873b52b168bc..f40315a707d1 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
@@ -1174,6 +1174,7 @@
 				 <&cpg CPG_MOD R9A07G044_SDHI0_IMCLK2>,
 				 <&cpg CPG_MOD R9A07G044_SDHI0_ACLK>;
 			clock-names = "core", "clkh", "cd", "aclk";
+			max-frequency = <133333333>;
 			resets = <&cpg R9A07G044_SDHI0_IXRST>;
 			power-domains = <&cpg>;
 			status = "disabled";
@@ -1190,6 +1191,7 @@
 				 <&cpg CPG_MOD R9A07G044_SDHI1_IMCLK2>,
 				 <&cpg CPG_MOD R9A07G044_SDHI1_ACLK>;
 			clock-names = "core", "clkh", "cd", "aclk";
+			max-frequency = <133333333>;
 			resets = <&cpg R9A07G044_SDHI1_IXRST>;
 			power-domains = <&cpg>;
 			status = "disabled";