spi-geni-qcom: rework setup_fifo_params

Update each register only if it changes.

This also fixes the chipselect related registers not being changed when
chipselect changes but not the mode.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Link: https://patch.msgid.link/20251120211204.24078-5-jonathan@marek.ca
Signed-off-by: Mark Brown <broonie@kernel.org>
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Jonathan Marek 2025-11-20 16:12:02 -05:00 • committed by Mark Brown
commit 781c3e71c9
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