[PATCH 6/7] dt-bindings: usb: mtu3: add two optional clocks

[Chunfeng Yun <chunfeng.yun@mediatek.com>]

Add optional clock 'xhci_ck' and 'frmcnt_ck';
Add optional property "assigned-clock" and "assigned-clock-parents";

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
 .../devicetree/bindings/usb/mediatek,mtu3.yaml       | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
index d2655173e108..50c15f2ce14d 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
@@ -66,6 +66,8 @@ properties:
       - description: Reference clock used by low power mode etc
       - description: Mcu bus clock for register access
       - description: DMA bus clock for data transfer
+      - description: DRD controller clock
+      - description: Frame count clock
 
   clock-names:
     minItems: 1
@@ -74,6 +76,16 @@ properties:
       - const: ref_ck
       - const: mcu_ck
       - const: dma_ck
+      - const: xhci_ck
+      - const: frmcnt_ck
+
+  assigned-clocks:
+    minItems: 1
+    maxItems: 6
+
+  assigned-clock-parents:
+    minItems: 1
+    maxItems: 6
 
   phys:
     description:
-- 
2.18.0