tree 4c9c24511165b0571d8ac9579a982ba03483fd1e
parent d74a67fbabd0658948c5bde993ca62546a66a170
author Linus Walleij <linus.walleij@linaro.org> 1317556372 +0000
committer Wolfgang Denk <wd@denx.de> 1319236924 +0200

serial: pl01x: drain PL01x FIFO before baudrate change

Not draining the FIFO and waiting for the UART to be non-busy
before changing baudrate results in crap characters on the
console, so let's wait for the FIFO to drain and the last
character to be clocked out before we do that.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>