diff --git a/include/dt-bindings/soc/rockchip-amp.h b/include/dt-bindings/soc/rockchip-amp.h
index 0681e92ef4da..1dd55a0dec96 100644
--- a/include/dt-bindings/soc/rockchip-amp.h
+++ b/include/dt-bindings/soc/rockchip-amp.h
@@ -2,6 +2,5 @@
 #ifndef _DT_BINDINGS_SOC_ROCKCHIP_AMP_H
 #define _DT_BINDINGS_SOC_ROCKCHIP_AMP_H
 
-#define CPU_GET_AFFINITY(cpu, cluster) ((cpu) << 0 | ((cluster) << 8))
 #define GIC_AMP_IRQ_CFG_ROUTE(_irq, _prio, _aff) (_irq) (_prio) (_aff)
 #endif