[PATCH] mmc: mmc_spi: Select CRC16 if CRC checking is enabled

[Peng Fan]

On Sat, Dec 27, 2025 at 07:59:46PM +0900, Daniel Palmer wrote:
>Currently CRC16 is not selected when CRC checking is enabled and
>if it wasn't enabled in the config otherwise the build will fail
>because of references to crc16_ccitt() that doesn't exist.
>
>Signed-off-by: Daniel Palmer <daniel at thingy.jp>

Reviewed-by: Peng Fan <peng.fan at nxp.com>