serial: ns16550: support reg-offset device-tree property
Some SoC have serial registers with a fixed offset to the map base.
Support them by respecting 'reg-offset' device-tree property.

Signed-off-by: Marcin Niestroj <m.niestroj@grinn-global.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent 6e465b6 commit 7184fcfac6a4940fb29908a3b0133e710f78e6df
@Marcin Niestroj Marcin Niestroj authored on 28 Jun 2019
Sascha Hauer committed on 2 Jul 2019
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drivers/serial/serial_ns16550.c