CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
-CONFIG_DEBUG_UART=y
CONFIG_DEFAULT_DEVICE_TREE="rk3399-puma-haikou"
+CONFIG_DEBUG_UART=y
CONFIG_DEFAULT_FDT_FILE="rockchip/rk3399-puma-haikou.dtb"
CONFIG_MISC_INIT_R=y
CONFIG_DISPLAY_BOARDINFO_LATE=y