spi: spi-nxp-fspi: use DLL calibration when clock rate > 100MHz

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When clock rate > 100MHz, use the DLL calibration mode, and finally
add the suggested half of the current clock cycle to sample the data.

Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Link: https://lore.kernel.org/r/20230322090451.3179431-2-haibo.chen@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Haibo Chen 2023-03-22 17:04:51 +08:00 • committed by Mark Brown

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commit 99d822b3ad

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drivers/spi/spi-nxp-fspi.c

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