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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 18:50:03 +0000 |
commit | 01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch) | |
tree | b406c5242a088c4f59c6e4b719b783f43aca6ae9 /Documentation/devicetree/bindings/net/marvell,aquantia.yaml | |
parent | Adding upstream version 6.7.12. (diff) | |
download | linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.tar.xz linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.zip |
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/net/marvell,aquantia.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/net/marvell,aquantia.yaml | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/marvell,aquantia.yaml b/Documentation/devicetree/bindings/net/marvell,aquantia.yaml new file mode 100644 index 0000000000..9854fab4c4 --- /dev/null +++ b/Documentation/devicetree/bindings/net/marvell,aquantia.yaml @@ -0,0 +1,116 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/marvell,aquantia.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell Aquantia Ethernet PHY + +maintainers: + - Christian Marangi <ansuelsmth@gmail.com> + +description: | + Marvell Aquantia Ethernet PHY require a firmware to be loaded to actually + work. + + This can be done and is implemented by OEM in 3 different way: + - Attached SPI flash directly to the PHY with the firmware. The PHY + will self load the firmware in the presence of this configuration. + - Read from a dedicated partition on system NAND declared in an + NVMEM cell, and loaded to the PHY using its mailbox interface. + - Manually provided firmware loaded from a file in the filesystem. + +allOf: + - $ref: ethernet-phy.yaml# + +select: + properties: + compatible: + contains: + enum: + - ethernet-phy-id03a1.b445 + - ethernet-phy-id03a1.b460 + - ethernet-phy-id03a1.b4a2 + - ethernet-phy-id03a1.b4d0 + - ethernet-phy-id03a1.b4e0 + - ethernet-phy-id03a1.b5c2 + - ethernet-phy-id03a1.b4b0 + - ethernet-phy-id03a1.b662 + - ethernet-phy-id03a1.b712 + - ethernet-phy-id31c3.1c12 + required: + - compatible + +properties: + reg: + maxItems: 1 + + firmware-name: + description: specify the name of PHY firmware to load + + nvmem-cells: + description: phandle to the firmware nvmem cell + maxItems: 1 + + nvmem-cell-names: + const: firmware + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + mdio { + #address-cells = <1>; + #size-cells = <0>; + + ethernet-phy@0 { + compatible = "ethernet-phy-id31c3.1c12", + "ethernet-phy-ieee802.3-c45"; + + reg = <0>; + firmware-name = "AQR-G4_v5.4.C-AQR_CIG_WF-1945_0x8_ID44776_VER1630.cld"; + }; + + ethernet-phy@1 { + compatible = "ethernet-phy-id31c3.1c12", + "ethernet-phy-ieee802.3-c45"; + + reg = <1>; + nvmem-cells = <&aqr_fw>; + nvmem-cell-names = "firmware"; + }; + }; + + flash { + compatible = "jedec,spi-nor"; + #address-cells = <1>; + #size-cells = <1>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + /* ... */ + + partition@650000 { + compatible = "nvmem-cells"; + label = "0:ethphyfw"; + reg = <0x650000 0x80000>; + read-only; + #address-cells = <1>; + #size-cells = <1>; + + aqr_fw: aqr_fw@0 { + reg = <0x0 0x5f42a>; + }; + }; + + /* ... */ + + }; + }; |