[PATCH 1/2] dt-bindings: usb: mtk-xhci: add an optional frame count clock

[Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>]

Add optional clock 'frmcnt_ck' used on 4nm or advanced process SoC

Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
 .../devicetree/bindings/usb/mediatek,mtk-xhci.yaml          | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
index c119caa9ad16..ee8167fbc541 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.yaml
@@ -77,6 +77,7 @@ properties:
       - description: Mcu bus clock for register access
       - description: DMA bus clock for data transfer
       - description: controller clock
+      - description: frame count clock
 
   clock-names:
     minItems: 1
@@ -86,14 +87,15 @@ properties:
       - const: mcu_ck
       - const: dma_ck
       - const: xhci_ck
+      - const: frmcnt_ck
 
   assigned-clocks:
     minItems: 1
-    maxItems: 5
+    maxItems: 6
 
   assigned-clock-parents:
     minItems: 1
-    maxItems: 5
+    maxItems: 6
 
   phys:
     description:
-- 
2.18.0