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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/usb/usb-xhci.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/usb/usb-xhci.txt')
-rw-r--r-- | Documentation/devicetree/bindings/usb/usb-xhci.txt | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt new file mode 100644 index 000000000..0c5cff84a --- /dev/null +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt @@ -0,0 +1,41 @@ +USB xHCI controllers + +Required properties: + - compatible: should be one or more of + + - "generic-xhci" for generic XHCI device + - "marvell,armada3700-xhci" for Armada 37xx SoCs + - "marvell,armada-375-xhci" for Armada 375 SoCs + - "marvell,armada-380-xhci" for Armada 38x SoCs + - "brcm,bcm7445-xhci" for Broadcom STB SoCs with XHCI + - "xhci-platform" (deprecated) + + When compatible with the generic version, nodes must list the + SoC-specific version corresponding to the platform first + followed by the generic version. + + - reg: should contain address and length of the standard XHCI + register set for the device. + - interrupts: one XHCI interrupt should be described here. + +Optional properties: + - clocks: reference to the clocks + - clock-names: mandatory if there is a second clock, in this case + the name must be "core" for the first clock and "reg" for the + second one + - usb2-lpm-disable: indicate if we don't want to enable USB2 HW LPM + - usb3-lpm-capable: determines if platform is USB3 LPM capable + - quirk-broken-port-ped: set if the controller has broken port disable mechanism + - imod-interval-ns: default interrupt moderation interval is 5000ns + - phys : see usb-hcd.yaml in the current directory + +additionally the properties from usb-hcd.yaml (in the current directory) are +supported. + + +Example: + usb@f0931000 { + compatible = "generic-xhci"; + reg = <0xf0931000 0x8c8>; + interrupts = <0x0 0x4e 0x0>; + }; |