DWC_usb31 periodic transfer at 48K+ bytes per interval may need
modification to the TX/RX packet threshold to achieve optimal result.
Add properties to make it configurable.
Cc: John Youn <johny...@synopsys.com>
Signed-off-by: Thinh Nguyen <thi...@synopsys.com>
---
Documentation/devicetree/bindings/usb/dwc3.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt
b/Documentation/devicetree/bindings/usb/dwc3.txt
index 52fb41046b34..02dde83d02fa 100644
--- a/Documentation/devicetree/bindings/usb/dwc3.txt
+++ b/Documentation/devicetree/bindings/usb/dwc3.txt
@@ -55,6 +55,12 @@ Optional properties:
- 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,rx_thr_sel_prd: set to enable periodic ESS RX packet threshold.
+ - snps,rx_thr_num_pkt_prd: periodic ESS RX packet threshold count.
+ - snps,rx_max_burst_prd: Max periodic ESS RX burst size.
+ - snps,tx_thr_sel_prd: set to enable periodic ESS TX packet threshold.
+ - snps,tx_thr_num_pkt_prd: periodic ESS TX packet threshold count.
+ - snps,tx_max_burst_prd: Max periodic ESS TX burst size.
- <DEPRECATED> tx-fifo-resize: determines if the FIFO *has* to be reallocated.
--
2.11.0
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