When one or multiple Auxiliary ADC IPs are embedded in a SPMI PMIC
it is reachable at a specific address.
Allow specifying the `reg` property and make it a required one for
MediaTek MT6363/6373 PMICs as those communicate over SPMI and also
disallow it for the others (as it wouldn't be applicable).
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../iio/adc/mediatek,mt6359-auxadc.yaml | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml
index 5d4ab701f51a..e685e5ee224a 100644
--- a/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/mediatek,mt6359-auxadc.yaml
@@ -25,6 +25,9 @@ properties:
- mediatek,mt6363-auxadc
- mediatek,mt6373-auxadc
+ reg:
+ maxItems: 1
+
"#io-channel-cells":
const: 1
@@ -33,3 +36,17 @@ required:
- "#io-channel-cells"
additionalProperties: false
+
+if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - mediatek,mt6363-auxadc
+ - mediatek,mt6373-auxadc
+then:
+ required:
+ - reg
+else:
+ properties:
+ reg: false
--
2.51.0