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596f8d6494
Codec CS42448/CS42888 supports multiple control interfaces. At present, only the I2C interface is implemented. Adding support for the SPI control interface, operating at up to 6MHz. Signed-off-by: Chancel Liu <chancel.liu@nxp.com> Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com> Link: https://patch.msgid.link/20260603095041.3906558-2-chancel.liu@oss.nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>