diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml
index be1441193fee..6de47489ee42 100644
--- a/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml
+++ b/Documentation/devicetree/bindings/soc/samsung/exynos-pmu.yaml
@@ -173,6 +173,7 @@ allOf:
               - samsung,exynos5250-pmu
               - samsung,exynos5420-pmu
               - samsung,exynos5433-pmu
+              - samsung,exynos7870-pmu
     then:
       properties:
         mipi-phy: true