[PATCH v4 2/7] dt-bindings: spmi: spmi-mtk-pmif: Document mediatek,mt8195-spmi as fallback of mediatek,mt8186-spmi

[Allen-KH Cheng <allen-kh.cheng@xxxxxxxxxxxx>]

The mt8186-spmi is used as compatible with mt8195-spmi on the MT8186,
document this situation.

Signed-off-by: Allen-KH Cheng <allen-kh.cheng@xxxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Reviewed-by: Matthias Brugger <matthias.bgg@xxxxxxxxx>
---
 .../devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml   | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
index abcbbe13723f..e4f465abcfe9 100644
--- a/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
+++ b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
@@ -18,9 +18,14 @@ allOf:
 
 properties:
   compatible:
-    enum:
-      - mediatek,mt6873-spmi
-      - mediatek,mt8195-spmi
+    oneOf:
+      - enum:
+          - mediatek,mt6873-spmi
+          - mediatek,mt8195-spmi
+      - items:
+          - enum:
+              - mediatek,mt8186-spmi
+          - const: mediatek,mt8195-spmi
 
   reg:
     maxItems: 2
-- 
2.18.0