Document support for a mailbox present on Exynos850-based platforms.
The registers offsets are different from gs101 mailbox, but the
workflow is similar, hence new compatible.

Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
---
 Documentation/devicetree/bindings/mailbox/google,gs101-mbox.yaml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/mailbox/google,gs101-mbox.yaml b/Documentation/devicetree/bindings/mailbox/google,gs101-mbox.yaml
index e249db4c1fbc..c109c1f7af24 100644
--- a/Documentation/devicetree/bindings/mailbox/google,gs101-mbox.yaml
+++ b/Documentation/devicetree/bindings/mailbox/google,gs101-mbox.yaml
@@ -20,7 +20,9 @@ description:
 
 properties:
   compatible:
-    const: google,gs101-mbox
+    enum:
+      - google,gs101-mbox
+      - samsung,exynos850-mbox
 
   reg:
     maxItems: 1

-- 
2.51.0

Reviewed-by: Tudor Ambarus <tudor.ambarus@linaro.org>

On Thu, Apr 02, 2026 at 03:20:14AM +0100, Alexey Klimov wrote:
> Document support for a mailbox present on Exynos850-based platforms.
> The registers offsets are different from gs101 mailbox, but the
> workflow is similar, hence new compatible.
> 
> Signed-off-by: Alexey Klimov <alexey.klimov@linaro.org>
> ---
>  Documentation/devicetree/bindings/mailbox/google,gs101-mbox.yaml | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>

Best regards,
Krzysztof