When SPI is used for control, the driver must hold the SPI bus lock while issuing the sequence of writes to perform a soft reset.
- References:
- [PATCH 0/2] ALSA: cs35l56: Fix for races when soft-resetting on SPI
- From: Richard Fitzgerald
- [PATCH 0/2] ALSA: cs35l56: Fix for races when soft-resetting on SPI
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