To be able to understand issues during probe easier, add error messages
if something fails.
Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
Link: https://lore.kernel.org/all/20230728141923.162477-7-msp@baylibre.comSigned-off-by: Marc Kleine-Budde <mkl@pengutronix.de>