tree 8f67280ac00b39c3a4728d29353a4fc51391a9e6
parent 5369db9dbb2c43b942593cd000344e7cdd176f07
author Silvestrs Timofejevs <silvestrst@lowrisc.org> 1581946820 +0000
committer Garret Kelly <Garret.Kelly@gmail.com> 1582038182 -0500

[sw, dif_uart] Simplify the disable routine

This is a minor change, which doesn't change the behaviour of the
function.

There is no need for reading interrupt enable register when the passed
in state is NULL.

Signed-off-by: Silvestrs Timofejevs <silvestrst@lowrisc.org>