Damien George 95c614e2b6 esp32/machine_hw_spi: Use auto DMA channel on S2, S3, C3 chips.
Auto DMA channel is supported in IDF v4.4, and is required to be used on S3
chips, so use this simpler configuration option where possible.

Fixes issue #8634.

Signed-off-by: Damien George <damien@micropython.org>
2022-10-04 17:43:48 +11:00
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