The controller was being disabled incorrectly. The correct way is to clear
the DEV_CTRL_ENABLE bit.
Fix this by clearing this bit.
Cc: Boris Brezillon <firstname.lastname@example.org>
Fixes: 1dd728f5 ("i3c: master: Add driver for Synopsys DesignWare IP")
Signed-off-by: Vitor Soares <email@example.com>
Signed-off-by: Boris Brezillon <firstname.lastname@example.org>