[PATCH 1/2] dt-bindings: mfd: mt6397: Add compatibles for MT6331 RTC and keys

[AngeloGioacchino Del Regno]

MT6331 is a multifunction device, providing RTC, keys and more: add
the necessary compatibles to start implementing the basics.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
---
 Documentation/devicetree/bindings/mfd/mt6397.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt
index d59063503b0d..2a9533c47365 100644
--- a/Documentation/devicetree/bindings/mfd/mt6397.txt
+++ b/Documentation/devicetree/bindings/mfd/mt6397.txt
@@ -30,6 +30,7 @@ Optional subnodes:
 - rtc
 	Required properties: Should be one of follows
 		- compatible: "mediatek,mt6323-rtc"
+		- compatible: "mediatek,mt6331-rtc"
 		- compatible: "mediatek,mt6358-rtc"
 		- compatible: "mediatek,mt6397-rtc"
 	For details, see ../rtc/rtc-mt6397.txt
@@ -55,6 +56,7 @@ Optional subnodes:
 - keys
 	Required properties:
 		- compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys"
+			      or "mediatek,mt6331-keys"
 	see ../input/mtk-pmic-keys.txt
 
 - power-controller
-- 
2.35.1