diff --git a/include/dt-bindings/clock/rockchip,rk3576-cru.h b/include/dt-bindings/clock/rockchip,rk3576-cru.h
index 19d25f082dc5..728b2a2ea405 100644
--- a/include/dt-bindings/clock/rockchip,rk3576-cru.h
+++ b/include/dt-bindings/clock/rockchip,rk3576-cru.h
@@ -558,6 +558,7 @@
 #define CLK_AUDIO_FRAC_2_SRC		556
 #define CLK_AUDIO_FRAC_3_SRC		557
 #define PCLK_HDPTX_APB			558
+#define PCLK_DDR_MON_CH1		559
 
 /* secure clk */
 #define CLK_STIMER0_ROOT		600