Add an extra argument to ahci_platform_get_resources(), that is
for the bitmap representing the resource to get in this function.

Currently there is no resources to be defined, so all the callers set
'0' to the argument.
Suggested-by: NHans de Goede <hdegoede@redhat.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: NKunihiko Hayashi <hayashi.kunihiko@socionext.com>
Reviewed-by: NHans de Goede <hdegoede@redhat.com>
Signed-off-by: NTejun Heo <tj@kernel.org>