diff --git a/include/configs/sun7i.h b/include/configs/sun7i.h
index 2a6a9e8..a902b84 100644
--- a/include/configs/sun7i.h
+++ b/include/configs/sun7i.h
@@ -34,6 +34,7 @@
 #define CONFIG_ARMV7_PSCI		1
 #define CONFIG_ARMV7_PSCI_NR_CPUS	2
 #define CONFIG_ARMV7_SECURE_BASE	SUNXI_SRAM_B_BASE
+#define CONFIG_SYS_CLK_FREQ		24000000
 
 /*
  * Include common sunxi configuration where most the settings are