config CPU_TI_AM335X select ARCH_BOOTBLOCK_ARMV7 select ARCH_VERSTAGE_ARMV7 select ARCH_ROMSTAGE_ARMV7 select ARCH_RAMSTAGE_ARMV7 select HAVE_UART_SPECIAL select UART_OVERRIDE_REFCLK select BOOT_DEVICE_NOT_SPI_FLASH bool default n