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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/phy/pistachio-usb-phy.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 '')
-rw-r--r-- | Documentation/devicetree/bindings/phy/pistachio-usb-phy.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/pistachio-usb-phy.txt b/Documentation/devicetree/bindings/phy/pistachio-usb-phy.txt new file mode 100644 index 000000000..afbc7e24a --- /dev/null +++ b/Documentation/devicetree/bindings/phy/pistachio-usb-phy.txt @@ -0,0 +1,29 @@ +IMG Pistachio USB PHY +===================== + +Required properties: +-------------------- + - compatible: Must be "img,pistachio-usb-phy". + - #phy-cells: Must be 0. See ./phy-bindings.txt for details. + - clocks: Must contain an entry for each entry in clock-names. + See ../clock/clock-bindings.txt for details. + - clock-names: Must include "usb_phy". + - img,cr-top: Must constain a phandle to the CR_TOP syscon node. + - img,refclk: Indicates the reference clock source for the USB PHY. + See <dt-bindings/phy/phy-pistachio-usb.h> for a list of valid values. + +Optional properties: +-------------------- + - phy-supply: USB VBUS supply. Must supply 5.0V. + +Example: +-------- +usb_phy: usb-phy { + compatible = "img,pistachio-usb-phy"; + clocks = <&clk_core CLK_USB_PHY>; + clock-names = "usb_phy"; + phy-supply = <&usb_vbus>; + img,refclk = <REFCLK_CLK_CORE>; + img,cr-top = <&cr_top>; + #phy-cells = <0>; +}; |