build/patch/u-boot/u-boot-sunxi/board_orangepizero/adjust-default-dram-clockspeeds.patch

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diff --git a/configs/orangepi_zero_defconfig b/configs/orangepi_zero_defconfig
index f8dda05..7e919e8 100644
--- a/configs/orangepi_zero_defconfig
+++ b/configs/orangepi_zero_defconfig
@@ -3,7 +3,9 @@ CONFIG_ARCH_SUNXI=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_SPL=y
CONFIG_MACH_SUN8I_H3=y
-CONFIG_DRAM_CLK=624
+CONFIG_DRAM_CLK=408
+CONFIG_DRAM_ZQ=3881979
+CONFIG_DRAM_ODT_EN=y
# CONFIG_VIDEO_DE2 is not set
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set