--- zzzz-none-000/linux-5.4.213/Documentation/devicetree/bindings/usb/dwc3.txt	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/Documentation/devicetree/bindings/usb/dwc3.txt	2024-08-14 09:01:24.000000000 +0000
@@ -87,6 +87,11 @@
  - snps,quirk-frame-length-adjustment: Value for GFLADJ_30MHZ field of GFLADJ
 	register for post-silicon frame length adjustment when the
 	fladj_30mhz_sdbnd signal is invalid or incorrect.
+ - snps,quirk-ref-clock-adjustment: Value for GFLADJ_REFCLK_* fields of GFLADJ
+	register for reference clock other than 19.2 MHz is used.
+ - snps,quirk-ref-clock-period: Value for REFCLKPER filed of GUCTL. This field
+	indicates in terms of nano seconds the period of ref_clk. To calculate the
+	ideal value, REFCLKPER = (1/ref_clk in Hz)*10^9.
  - snps,rx-thr-num-pkt-prd: periodic ESS RX packet threshold count - host mode
 			only. Set this and rx-max-burst-prd to a valid,
 			non-zero value 1-16 (DWC_usb31 programming guide