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@mediatek.com>
---
 .../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

On Wed, 11 Jan 2023 20:37:04 +0800, Allen-KH Cheng wrote:
> 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@mediatek.com>
> ---
>  .../devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml   | 11 ++++++++---
>  1 file changed, 8 insertions(+), 3 deletions(-)
> 

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