diff --git a/patch/u-boot/u-boot-dev/lime2-dram-clk.patch b/patch/u-boot/u-boot-dev/lime2-dram-clk.patch
deleted file mode 100644
index 1220e94e4d..0000000000
--- a/patch/u-boot/u-boot-dev/lime2-dram-clk.patch
+++ /dev/null
@@ -1,14 +0,0 @@
-diff --git a/configs/A20-OLinuXino-Lime2_defconfig b/configs/A20-OLinuXino-Lime2_defconfig
-index cc5858e..55f578a 100644
---- a/configs/A20-OLinuXino-Lime2_defconfig
-+++ b/configs/A20-OLinuXino-Lime2_defconfig
-@@ -1,7 +1,7 @@
- CONFIG_ARM=y
- CONFIG_ARCH_SUNXI=y
- CONFIG_MACH_SUN7I=y
--CONFIG_DRAM_CLK=480
-+CONFIG_DRAM_CLK=384
- CONFIG_MMC0_CD_PIN="PH1"
- CONFIG_USB0_VBUS_PIN="PC17"
- CONFIG_USB0_VBUS_DET="PH5"
-