Support Andestech AE3xx platform: serial, timer device tree flow.
Signed-off-by: rick
if TARGET_ADP_AE3XX config SYS_CPU default "n1213" config SYS_BOARD default "adp-ae3xx" config SYS_VENDOR default "AndesTech" config SYS_SOC default "ae3xx" config SYS_CONFIG_NAME default "adp-ae3xx" endif