diff options
| author | Miquel Raynal <miquel.raynal@bootlin.com> | 2022-11-24 14:15:53 +0300 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2022-11-29 12:45:53 +0300 |
| commit | 39d1038620153d9c94a47235d061aefe681d3e65 (patch) | |
| tree | d53d766fba6e434de3e7d0e4c8b39ea1a549b09e /Documentation | |
| parent | a429ab01163c8d55281ffd64bd924b32c501da57 (diff) | |
| download | linux-39d1038620153d9c94a47235d061aefe681d3e65.tar.xz | |
dt-bindings: net: marvell,prestera: Describe PCI devices of the prestera family
Even though the devices have very little in common beside the name and
the main "switch" feature, Marvell Prestera switch family is also
composed of PCI-only devices which can receive additional static
properties, like nvmem cells to point at MAC addresses, for
instance. Let's describe them.
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/net/marvell,prestera.yaml | 62 |
1 files changed, 54 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/net/marvell,prestera.yaml b/Documentation/devicetree/bindings/net/marvell,prestera.yaml index b0a3ecca406e..5ea8b73663a5 100644 --- a/Documentation/devicetree/bindings/net/marvell,prestera.yaml +++ b/Documentation/devicetree/bindings/net/marvell,prestera.yaml @@ -4,19 +4,24 @@ $id: http://devicetree.org/schemas/net/marvell,prestera.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Marvell Prestera AlleyCat3 switch +title: Marvell Prestera switch family maintainers: - Miquel Raynal <miquel.raynal@bootlin.com> properties: compatible: - items: + oneOf: + - items: + - enum: + - marvell,prestera-98dx3236 + - marvell,prestera-98dx3336 + - marvell,prestera-98dx4251 + - const: marvell,prestera - enum: - - marvell,prestera-98dx3236 - - marvell,prestera-98dx3336 - - marvell,prestera-98dx4251 - - const: marvell,prestera + - pci11ab,c804 + - pci11ab,c80c + - pci11ab,cc1e reg: maxItems: 1 @@ -28,12 +33,37 @@ properties: description: Reference to the DFX Server bus node. $ref: /schemas/types.yaml#/definitions/phandle + nvmem-cells: true + + nvmem-cell-names: true + +if: + properties: + compatible: + contains: + const: marvell,prestera + +# Memory mapped AlleyCat3 family +then: + properties: + nvmem-cells: false + nvmem-cell-names: false + required: + - interrupts + +# PCI Aldrin family +else: + properties: + interrupts: false + dfx: false + required: - compatible - reg - - interrupts -additionalProperties: false +# Ports can also be described +additionalProperties: + type: object examples: - | @@ -43,3 +73,19 @@ examples: interrupts = <33>, <34>, <35>; dfx = <&dfx>; }; + + - | + pcie@0 { + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0x0 0x0 0x0>; + reg = <0x0 0x0 0x0 0x0 0x0 0x0>; + device_type = "pci"; + + switch@0,0 { + reg = <0x0 0x0 0x0 0x0 0x0>; + compatible = "pci11ab,c80c"; + nvmem-cells = <&mac_address 0>; + nvmem-cell-names = "mac-address"; + }; + }; |