[PATCH] dt-bindings: mfd: add vref_ddr supply for STPMIC1

[p.paillet]

From: Pascal Paillet <p.paillet@xxxxxxxxxxx>

Add vref_ddr supply description for the STPMIC1.

Signed-off-by: Pascal Paillet <p.paillet@xxxxxxxxxxx>
---
 Documentation/devicetree/bindings/mfd/st,stpmic1.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml b/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml
index 9573e4af949e..97c61097f9e2 100644
--- a/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml
+++ b/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml
@@ -184,7 +184,7 @@ properties:
         additionalProperties: false
 
     patternProperties:
-      "^(buck[1-4]|ldo[1-6]|boost|pwr_sw[1-2])-supply$":
+      "^(buck[1-4]|ldo[1-6]|vref_ddr|boost|pwr_sw[1-2])-supply$":
         description: STPMIC1 voltage regulators supplies
 
       "^(buck[1-4]|ldo[1-6]|boost|vref_ddr|pwr_sw[1-2])$":
-- 
2.25.1