The rcar-gyroadc driver compiles fine on other platforms, hence increase
compile coverage.
Signed-off-by: NGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: NSimon Horman <horms+renesas@verge.net.au>
Signed-off-by: NJonathan Cameron <Jonathan.Cameron@huawei.com>