spi: amd: Add support for version AMDI0062

Add support for the AMD SPI controller version AMDI0062. Do this in a
modular way where's easy to add new versions.

Signed-off-by: André Almeida <andrealmeid@collabora.com>
Link: https://lore.kernel.org/r/20220211143155.75513-4-andrealmeid@collabora.com


Signed-off-by: Mark Brown <broonie@kernel.org>