Add devicetree bindings for Exynos 990 boards. Currently the Galaxy
Note20 5G (c1s).

Signed-off-by: Igor Belwon <igor.belwon@mentallysanemainliners.org>
---
 .../devicetree/bindings/arm/samsung/samsung-boards.yaml     | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml
index 49884a7ab5c6..d25a17e69725 100644
--- a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml
+++ b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml
@@ -230,6 +230,12 @@ properties:
               - samsung,dreamlte                # Samsung Galaxy S8 (SM-G950F)
           - const: samsung,exynos8895
 
+      - description: Exynos990 based boards
+        items:
+          - enum:
+              - samsung,c1s                     # Samsung Galaxy Note20 5G (SM-N981B)
+          - const: samsung,exynos990
+
       - description: Exynos Auto v9 based boards
         items:
           - enum:
-- 
2.45.2