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-rw-r--r--dts/Bindings/usb/snps,dwc3.yaml15
1 files changed, 13 insertions, 2 deletions
diff --git a/dts/Bindings/usb/snps,dwc3.yaml b/dts/Bindings/usb/snps,dwc3.yaml
index 41416fbd92..078fb78895 100644
--- a/dts/Bindings/usb/snps,dwc3.yaml
+++ b/dts/Bindings/usb/snps,dwc3.yaml
@@ -289,10 +289,21 @@ properties:
maximum: 16
tx-fifo-resize:
- description: Determines if the FIFO *has* to be reallocated
- deprecated: true
+ description: Determines if the TX fifos can be dynamically resized depending
+ on the number of IN endpoints used and if bursting is supported. This
+ may help improve bandwidth on platforms with higher system latencies, as
+ increased fifo space allows for the controller to prefetch data into its
+ internal memory.
type: boolean
+ tx-fifo-max-num:
+ description: Specifies the max number of packets the txfifo resizing logic
+ can account for when higher endpoint bursting is used. (bMaxBurst > 6) The
+ higher the number, the more fifo space the txfifo resizing logic will
+ allocate for that endpoint.
+ $ref: /schemas/types.yaml#/definitions/uint8
+ minimum: 3
+
snps,incr-burst-type-adjustment:
description:
Value for INCR burst type of GSBUSCFG0 register, undefined length INCR