this patch adds UART0 and UART1 as LLUART port, as the new Atlas7
registers layout are different, it also refines some names of old
hard-coded MARCOs and uses CONFIG_DEBUG_UART_PHYS/DEBUG_UART_VIRT
to define different base addresses for multiple ports.
Signed-off-by: NGuo Zeng <Guo.Zeng@csr.com>
Signed-off-by: NZhiwu Song <Zhiwu.Song@csr.com>
Signed-off-by: NBarry Song <Baohua.Song@csr.com>
Acked-by: NArnd Bergmann <arnd@arndb.de>