can: mcp251xfd: mcp251xfd_chip_sleep(): introduce function to bring chip into sleep mode

This patch adds a new function to bring the chip into sleep mode, and
replaces several occurrences of open coded variants.

Link: https://lore.kernel.org/all/20220207131047.282110-5-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2020-10-23 08:41:25 +02:00
commit 1ba3690fa2