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Diffstat (limited to 'Documentation/devicetree/bindings/usb/dwc3.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/dwc3.txt | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/Documentation/devicetree/bindings/usb/dwc3.txt b/Documentation/devicetree/bindings/usb/dwc3.txt deleted file mode 100644 index 1aae2b6160c1..000000000000 --- a/Documentation/devicetree/bindings/usb/dwc3.txt +++ /dev/null @@ -1,128 +0,0 @@ -synopsys DWC3 CORE - -DWC3- USB3 CONTROLLER. Complies to the generic USB binding properties - as described in 'usb/generic.txt' - -Required properties: - - compatible: must be "snps,dwc3" - - reg : Address and length of the register set for the device - - interrupts: Interrupts used by the dwc3 controller. - - clock-names: list of clock names. Ideally should be "ref", - "bus_early", "suspend" but may be less or more. - - clocks: list of phandle and clock specifier pairs corresponding to - entries in the clock-names property. - -Exception for clocks: - clocks are optional if the parent node (i.e. glue-layer) is compatible to - one of the following: - "cavium,octeon-7130-usb-uctl" - "qcom,dwc3" - "samsung,exynos5250-dwusb3" - "samsung,exynos5433-dwusb3" - "samsung,exynos7-dwusb3" - "sprd,sc9860-dwc3" - "st,stih407-dwc3" - "ti,am437x-dwc3" - "ti,dwc3" - "ti,keystone-dwc3" - "rockchip,rk3399-dwc3" - "xlnx,zynqmp-dwc3" - -Optional properties: - - usb-phy : array of phandle for the PHY device. The first element - in the array is expected to be a handle to the USB2/HS PHY and - the second element is expected to be a handle to the USB3/SS PHY - - phys: from the *Generic PHY* bindings - - phy-names: from the *Generic PHY* bindings; supported names are "usb2-phy" - or "usb3-phy". - - resets: set of phandle and reset specifier pairs - - snps,usb2-lpm-disable: indicate if we don't want to enable USB2 HW LPM - - snps,usb3_lpm_capable: determines if platform is USB3 LPM capable - - snps,dis-start-transfer-quirk: when set, disable isoc START TRANSFER command - failure SW work-around for DWC_usb31 version 1.70a-ea06 - and prior. - - snps,disable_scramble_quirk: true when SW should disable data scrambling. - Only really useful for FPGA builds. - - snps,has-lpm-erratum: true when DWC3 was configured with LPM Erratum enabled - - snps,lpm-nyet-threshold: LPM NYET threshold - - snps,u2exit_lfps_quirk: set if we want to enable u2exit lfps quirk - - snps,u2ss_inp3_quirk: set if we enable P3 OK for U2/SS Inactive quirk - - snps,req_p1p2p3_quirk: when set, the core will always request for - P1/P2/P3 transition sequence. - - snps,del_p1p2p3_quirk: when set core will delay P1/P2/P3 until a certain - amount of 8B10B errors occur. - - snps,del_phy_power_chg_quirk: when set core will delay PHY power change - from P0 to P1/P2/P3. - - snps,lfps_filter_quirk: when set core will filter LFPS reception. - - snps,rx_detect_poll_quirk: when set core will disable a 400us delay to start - Polling LFPS after RX.Detect. - - snps,tx_de_emphasis_quirk: when set core will set Tx de-emphasis value. - - snps,tx_de_emphasis: the value driven to the PHY is controlled by the - LTSSM during USB3 Compliance mode. - - snps,dis_u3_susphy_quirk: when set core will disable USB3 suspend phy. - - snps,dis_u2_susphy_quirk: when set core will disable USB2 suspend phy. - - snps,dis_enblslpm_quirk: when set clears the enblslpm in GUSB2PHYCFG, - disabling the suspend signal to the PHY. - - snps,dis-u1-entry-quirk: set if link entering into U1 needs to be disabled. - - snps,dis-u2-entry-quirk: set if link entering into U2 needs to be disabled. - - snps,dis_rxdet_inp3_quirk: when set core will disable receiver detection - in PHY P3 power state. - - snps,dis-u2-freeclk-exists-quirk: when set, clear the u2_freeclk_exists - in GUSB2PHYCFG, specify that USB2 PHY doesn't provide - a free-running PHY clock. - - snps,dis-del-phy-power-chg-quirk: when set core will change PHY power - from P0 to P1/P2/P3 without delay. - - snps,dis-tx-ipgap-linecheck-quirk: when set, disable u2mac linestate check - during HS transmit. - - snps,parkmode-disable-ss-quirk: when set, all SuperSpeed bus instances in - park mode are disabled. - - snps,dis_metastability_quirk: when set, disable metastability workaround. - CAUTION: use only if you are absolutely sure of it. - - snps,dis-split-quirk: when set, change the way URBs are handled by the - driver. Needed to avoid -EPROTO errors with usbhid - on some devices (Hikey 970). - - snps,is-utmi-l1-suspend: true when DWC3 asserts output signal - utmi_l1_suspend_n, false when asserts utmi_sleep_n - - snps,hird-threshold: HIRD threshold - - snps,hsphy_interface: High-Speed PHY interface selection between "utmi" for - UTMI+ and "ulpi" for ULPI when the DWC_USB3_HSPHY_INTERFACE has value 3. - - 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-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 - section 1.2.4) to enable periodic ESS RX threshold. - - snps,rx-max-burst-prd: max periodic ESS RX burst size - host mode only. Set - this and rx-thr-num-pkt-prd to a valid, non-zero value - 1-16 (DWC_usb31 programming guide section 1.2.4) to - enable periodic ESS RX threshold. - - snps,tx-thr-num-pkt-prd: periodic ESS TX packet threshold count - host mode - only. Set this and tx-max-burst-prd to a valid, - non-zero value 1-16 (DWC_usb31 programming guide - section 1.2.3) to enable periodic ESS TX threshold. - - snps,tx-max-burst-prd: max periodic ESS TX burst size - host mode only. Set - this and tx-thr-num-pkt-prd to a valid, non-zero value - 1-16 (DWC_usb31 programming guide section 1.2.3) to - enable periodic ESS TX threshold. - - - <DEPRECATED> tx-fifo-resize: determines if the FIFO *has* to be reallocated. - - snps,incr-burst-type-adjustment: Value for INCR burst type of GSBUSCFG0 - register, undefined length INCR burst type enable and INCRx type. - When just one value, which means INCRX burst mode enabled. When - more than one value, which means undefined length INCR burst type - enabled. The values can be 1, 4, 8, 16, 32, 64, 128 and 256. - - - in addition all properties from usb-xhci.txt from the current directory are - supported as well - - -This is usually a subnode to DWC3 glue to which it is connected. - -dwc3@4a030000 { - compatible = "snps,dwc3"; - reg = <0x4a030000 0xcfff>; - interrupts = <0 92 4> - usb-phy = <&usb2_phy>, <&usb3,phy>; - snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; -}; |