Document the new snps,ref-clock-fladj property which can be used to set the fractional portion of the reference clock period. Signed-off-by: Robert Hancock <robert.hancock@xxxxxxxxxx> --- Documentation/devicetree/bindings/usb/snps,dwc3.yaml | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml index 25ac2c93dc6c..88d8d831e04a 100644 --- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml @@ -260,6 +260,18 @@ properties: minimum: 1 maximum: 0x3ff + snps,ref-clock-fladj: + description: + Value for GFLADJ_REFCLK_FLADJ field of GFLADJ register for the + fractional portion of the reference clock period in nanoseconds, + when the hardware set default does not match the actual + clock. Calculated via + ((125000/ref_clk_period_integer)-(125000/ref_clk_period)) * ref_clk_period + where ref_clk_period_integer is the period specified in GUCTL_REFCLKPER and + ref_clk_period is the period including fractional value. + minimum: 0 + maximum: 124999 + snps,rx-thr-num-pkt-prd: description: Periodic ESS RX packet threshold count (host mode only). Set this and -- 2.31.1