diff --git a/include/dt-bindings/clock/ast2600-clock.h b/include/dt-bindings/clock/ast2600-clock.h
index dd1581bfdf58..b4d69103d722 100644
--- a/include/dt-bindings/clock/ast2600-clock.h
+++ b/include/dt-bindings/clock/ast2600-clock.h
@@ -57,8 +57,6 @@
 #define ASPEED_CLK_GATE_I3C3CLK		40
 #define ASPEED_CLK_GATE_I3C4CLK		41
 #define ASPEED_CLK_GATE_I3C5CLK		42
-#define ASPEED_CLK_GATE_I3C6CLK		43
-#define ASPEED_CLK_GATE_I3C7CLK		44
 
 #define ASPEED_CLK_GATE_FSICLK		45