dt-bindings: iio: adc: add Meson8m2 support

The Amlogic Meson SAR ADC implementation on the Meson8m2 SoC is
identical to the Meson8b variant. Add a compatible string to indicate
that we support the SAR ADC on the Meson8m2 SoC.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt b/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt
index d1acd5ea2737ff8b49b5043c34bb1ae38531b2ba..54b823f3a45301d63ff594783f07b015e7f6c5d2 100644 (file)
--- a/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt
+++ b/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.txt
@@ -4,6 +4,7 @@ Required properties:
 - compatible:  depending on the SoC this should be one of:
                        - "amlogic,meson8-saradc" for Meson8
                        - "amlogic,meson8b-saradc" for Meson8b
+                       - "amlogic,meson8m2-saradc" for Meson8m2
                        - "amlogic,meson-gxbb-saradc" for GXBB
                        - "amlogic,meson-gxl-saradc" for GXL
                        - "amlogic,meson-gxm-saradc" for GXM