serial: 8250_uniphier: fix dl_read and dl_write functions
The register offset must be shifted by regshift, otherwise the baudrate is not set. I missed the issue probably because the divisor register was already set by the boot loader. Fixes: 1a8d2903 ("serial: 8250_uniphier: add UniPhier serial driver") Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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