dt-bindings: usb: mtu3: add two optional clocks

Add optional clock 'xhci_ck' and 'frmcnt_ck';

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20230417025203.18097-6-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml b/Documentation/devicetree/bindings/usb/mediatek,mtu3.yaml
index 5b908c4..478214a 100644 (file)
--- 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 +76,8 @@ properties:
       - const: ref_ck
       - const: mcu_ck
       - const: dma_ck
+      - const: xhci_ck
+      - const: frmcnt_ck
 
   phys:
     description: