[PATCH 4/4] ASoC: codecs: tlv320aic3x: add SPI support

[Mark Brown]

On Tue, Apr 06, 2021 at 04:24:39PM +0200, Jiri Prchal wrote:
> Added SPI support.
> 
> Signed-off-by: Jiri Prchal <jiri.prchal at aksignal.cz>
> ---
>  sound/soc/codecs/Kconfig           |  7 +++
>  sound/soc/codecs/Makefile          |  2 +
>  sound/soc/codecs/tlv320aic3x-spi.c | 76 ++++++++++++++++++++++++++++++
>  3 files changed, 85 insertions(+)
>  create mode 100644 sound/soc/codecs/tlv320aic3x-spi.c

This looks good but we should also add an update to the DT binding which
notes that SPI is also supported, right now reg is documented as being
at an I2C address.
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