GPIO jack detection requires an IIO channel and the detection threshold
to work. Explicitly declare the requirement in DT schema.

Fixes: 0a590ecc672a ("ASoC: dt-bindings: samsung,midas-audio: Add GPIO-based headset jack detection")
Signed-off-by: Artur Weber <aweber.kernel@gmail.com>
---
Changes in v2:
- Use anyOf instead of oneOf in headset-detect-gpios/headset-key-gpios
  if: statement
---
 .../bindings/sound/samsung,midas-audio.yaml        | 29 +++++++++++++++++++---
 1 file changed, 26 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml
index 69ddfd4afdcd..5483421a6fd3 100644
--- a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml
+++ b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml
@@ -9,9 +9,6 @@ title: Samsung Midas audio complex with WM1811 codec
 maintainers:
   - Sylwester Nawrocki <s.nawrocki@samsung.com>
 
-allOf:
-  - $ref: sound-card-common.yaml#
-
 properties:
   compatible:
     const: samsung,midas-audio
@@ -102,6 +99,32 @@ required:
   - mic-bias-supply
   - submic-bias-supply
 
+allOf:
+  - $ref: sound-card-common.yaml#
+
+  - if:
+      anyOf:
+        - required: [ headset-detect-gpios ]
+        - required: [ headset-key-gpios ]
+    then:
+      required:
+        - io-channels
+        - io-channel-names
+
+  - if:
+      required:
+        - headset-detect-gpios
+    then:
+      required:
+        - samsung,headset-4pole-threshold-microvolt
+
+  - if:
+      required:
+        - headset-key-gpios
+    then:
+      required:
+        - samsung,headset-button-threshold-microvolt
+
 unevaluatedProperties: false
 
 examples:

-- 
2.45.2

On Thu, 25 Jul 2024 12:40:35 +0200, Artur Weber wrote:
> GPIO jack detection requires an IIO channel and the detection threshold
> to work. Explicitly declare the requirement in DT schema.
> 
> Fixes: 0a590ecc672a ("ASoC: dt-bindings: samsung,midas-audio: Add GPIO-based headset jack detection")
> Signed-off-by: Artur Weber <aweber.kernel@gmail.com>
> ---
> Changes in v2:
> - Use anyOf instead of oneOf in headset-detect-gpios/headset-key-gpios
>   if: statement
> ---
>  .../bindings/sound/samsung,midas-audio.yaml        | 29 +++++++++++++++++++---
>  1 file changed, 26 insertions(+), 3 deletions(-)
> 

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>