The driver will support the AD7606C-16 and AD7606C-18. This change adds the compatible strings for these devices. The AD7606C-16,18 channels also support these (individually configurable) types of channels: - bipolar single-ended - unipolar single-ended - bipolar differential Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Alexandru Ardelean <aardelean@baylibre.com> Link: https://patch.msgid.link/20240919130444.2100447-8-aardelean@baylibre.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>