On Fri, Nov 04, 2022 at 05:38:33PM +0100, Miquel Raynal wrote: > Add a schema for the ONIE tlv NVMEM layout that can be found on any ONIE > compatible networking device. > > Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> > --- > .../bindings/nvmem/layouts/nvmem-layout.yaml | 1 + > .../nvmem/layouts/onie,tlv-layout.yaml | 115 ++++++++++++++++++ > 2 files changed, 116 insertions(+) > create mode 100644 Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml > > diff --git a/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml b/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml > index f64ea2fa362d..8512ee538c4c 100644 > --- a/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml > +++ b/Documentation/devicetree/bindings/nvmem/layouts/nvmem-layout.yaml > @@ -19,6 +19,7 @@ description: | > > oneOf: > - $ref: kontron,sl28-vpd.yaml > + - $ref: onie,tlv-layout.yaml > > properties: > compatible: true > diff --git a/Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml b/Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml > new file mode 100644 > index 000000000000..1d91277324ac > --- /dev/null > +++ b/Documentation/devicetree/bindings/nvmem/layouts/onie,tlv-layout.yaml > @@ -0,0 +1,115 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/nvmem/layouts/onie,tlv-layout.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: NVMEM layout of the ONIE tlv table > + > +maintainers: > + - Miquel Raynal <miquel.raynal@xxxxxxxxxxx> > + > +description: > + Modern networking hardware implementing the Open Compute Project ONIE > + infrastructure shall provide a non-volatile memory with a table whose the > + content is well specified and gives many information about the manufacturer > + (name, country of manufacture, etc) as well as device caracteristics (serial > + number, hardware version, mac addresses, etc). The underlaying device type > + (flash, EEPROM,...) is not specified. The exact location of each value is also > + dynamic and should be discovered at run time because it depends on the > + parameters the manufacturer decided to embed. > + > +properties: > + compatible: > + const: onie,tlv-layout > + > + product-name: true This is a node? If so, you need: type: object additionalProperties: false > + > + part-number: true > + > + serial-number: true > + > + mac-address: > + type: object > + description: > + Base MAC address for all on-module network interfaces. The first > + argument of the phandle will be treated as an offset. > + > + properties: > + "#nvmem-cell-cells": > + const: 1 > + > + additionalProperties: false > + > + manufacture-date: true > + > + device-version: true > + > + label-revision: true > + > + platforn-name: true > + > + onie-version: true > + > + num-macs: true > + > + manufacturer: true > + > + country-code: true > + > + vendor: true > + > + diag-version: true > + > + service-tag: true > + > + vendor-extension: true > + > +required: > + - compatible > + > +additionalProperties: false > + > +examples: > + - | > + spi { > + #address-cells = <1>; > + #size-cells = <0>; > + > + eeprom@56 { > + compatible = "atmel,24c64"; > + read-only; > + reg = <0x56>; > + > + nvmem-layout { > + compatible = "onie,tlv-layout"; > + > + serial-number { > + }; > + }; > + }; > + }; > + > + - | > + spi { > + #address-cells = <1>; > + #size-cells = <0>; > + > + flash@0 { > + compatible = "m25p80", "jedec,spi-nor"; > + reg = <0>; > + > + otp { > + compatible = "user-otp"; > + > + nvmem-layout { > + compatible = "onie,tlv-layout"; > + > + mac-address { > + #nvmem-cell-cells = <1>; > + }; > + }; > + }; > + }; > + }; > +... > -- > 2.34.1 > >