Add support for the ROHM BU79100G ADC.

The BU79100G is a simple 12-bit, 1 channel ADC which can be read using
SPI. The BU79100G does not have MOSI pin, and has only VCC supply pin
which does also work as a Vref.

Series was based on v6.15-rc1. I can rebase if needed.

Matti Vaittinen (2):
  dt-bindings: iio: adc: Add ROHM BD79100G
  iio: adc: ad7476: Support ROHM BU79100G

 Documentation/devicetree/bindings/iio/adc/adi,ad7476.yaml | 2 ++
 drivers/iio/adc/ad7476.c                                  | 8 ++++++++
 2 files changed, 10 insertions(+)


base-commit: 0af2f6be1b4281385b618cb86ad946eded089ac8
-- 
2.49.0