If the init callback is allowed to request resources, it needs a return
value to report the outcome of such a request.
Signed-off-by: NJerome Brunet <jbrunet@baylibre.com>
Link: https://lkml.kernel.org/r/20190924123954.31561-3-jbrunet@baylibre.comReviewed-by: NAndrew Lunn <andrew@lunn.ch>
Acked-by: NHeiko Stuebner <heiko@sntech.de>
Signed-off-by: NStephen Boyd <sboyd@kernel.org>