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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/net/mscc-ocelot.txt | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.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/net/mscc-ocelot.txt')
-rw-r--r-- | Documentation/devicetree/bindings/net/mscc-ocelot.txt | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/mscc-ocelot.txt b/Documentation/devicetree/bindings/net/mscc-ocelot.txt new file mode 100644 index 000000000..3b6290b45 --- /dev/null +++ b/Documentation/devicetree/bindings/net/mscc-ocelot.txt @@ -0,0 +1,83 @@ +Microsemi Ocelot network Switch +=============================== + +The Microsemi Ocelot network switch can be found on Microsemi SoCs (VSC7513, +VSC7514) + +Required properties: +- compatible: Should be "mscc,vsc7514-switch" +- reg: Must contain an (offset, length) pair of the register set for each + entry in reg-names. +- reg-names: Must include the following entries: + - "sys" + - "rew" + - "qs" + - "ptp" (optional due to backward compatibility) + - "qsys" + - "ana" + - "portX" with X from 0 to the number of last port index available on that + switch +- interrupts: Should contain the switch interrupts for frame extraction, + frame injection and PTP ready. +- interrupt-names: should contain the interrupt names: "xtr", "inj". Can contain + "ptp_rdy" which is optional due to backward compatibility. +- ethernet-ports: A container for child nodes representing switch ports. + +The ethernet-ports container has the following properties + +Required properties: + +- #address-cells: Must be 1 +- #size-cells: Must be 0 + +Each port node must have the following mandatory properties: +- reg: Describes the port address in the switch + +Port nodes may also contain the following optional standardised +properties, described in binding documents: + +- phy-handle: Phandle to a PHY on an MDIO bus. See + Documentation/devicetree/bindings/net/ethernet.txt for details. + +Example: + + switch@1010000 { + compatible = "mscc,vsc7514-switch"; + reg = <0x1010000 0x10000>, + <0x1030000 0x10000>, + <0x1080000 0x100>, + <0x10e0000 0x10000>, + <0x11e0000 0x100>, + <0x11f0000 0x100>, + <0x1200000 0x100>, + <0x1210000 0x100>, + <0x1220000 0x100>, + <0x1230000 0x100>, + <0x1240000 0x100>, + <0x1250000 0x100>, + <0x1260000 0x100>, + <0x1270000 0x100>, + <0x1280000 0x100>, + <0x1800000 0x80000>, + <0x1880000 0x10000>; + reg-names = "sys", "rew", "qs", "ptp", "port0", "port1", + "port2", "port3", "port4", "port5", "port6", + "port7", "port8", "port9", "port10", "qsys", + "ana"; + interrupts = <18 21 22>; + interrupt-names = "ptp_rdy", "xtr", "inj"; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + port0: port@0 { + reg = <0>; + phy-handle = <&phy0>; + }; + port1: port@1 { + reg = <1>; + phy-handle = <&phy1>; + }; + }; + }; |