On 23/12/2022 12:09, MD Danish Anwar wrote: > From: Puranjay Mohan <p-mohan@xxxxxx> > > Add a YAML binding document for the ICSSG Programmable real time unit > based Ethernet driver. This driver uses the PRU and PRUSS consumer APIs > to interface the PRUs and load/run the firmware for supporting ethernet > functionality. > > Signed-off-by: Puranjay Mohan <p-mohan@xxxxxx> > Signed-off-by: Md Danish Anwar <danishanwar@xxxxxx> > --- > .../bindings/net/ti,icssg-prueth.yaml | 174 ++++++++++++++++++ > 1 file changed, 174 insertions(+) > create mode 100644 Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml > > diff --git a/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml > new file mode 100644 > index 000000000000..7659f5fd3132 > --- /dev/null > +++ b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml > @@ -0,0 +1,174 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/net/ti,icssg-prueth.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: > + Texas Instruments ICSSG PRUSS Ethernet Keep it in one line. > + > +maintainers: > + - Puranjay Mohan <p-mohan@xxxxxx> > + - Md Danish Anwar <danishanwar@xxxxxx> > + > +description: > + Ethernet based on the Programmable Real-Time > + Unit and Industrial Communication Subsystem. > + > +allOf: > + - $ref: /schemas/remoteproc/ti,pru-consumer.yaml# > + > +properties: > + compatible: > + enum: > + - ti,am654-icssg-prueth # for AM65x SoC family > + > + sram: > + description: > + phandle to MSMC SRAM node Where does the definition of this come from? If from nowhere, usually you need vendor prefix and type/ref. > + > + dmas: > + maxItems: 10 > + > + dma-names: > + items: > + - const: tx0-0 > + - const: tx0-1 > + - const: tx0-2 > + - const: tx0-3 > + - const: tx1-0 > + - const: tx1-1 > + - const: tx1-2 > + - const: tx1-3 > + - const: rx0 > + - const: rx1 > + > + ethernet-ports: > + type: object > + properties: > + '#address-cells': > + const: 1 > + '#size-cells': > + const: 0 > + > + patternProperties: > + ^port@[0-1]$: > + type: object > + description: ICSSG PRUETH external ports > + > + $ref: ethernet-controller.yaml# > + > + unevaluatedProperties: false > + additionalProperties: false You cannot have both. Did you test the binding? I doubt it... > + properties: > + reg: > + items: > + - enum: [0, 1] > + description: ICSSG PRUETH port number > + > + ti,syscon-rgmii-delay: > + $ref: /schemas/types.yaml#/definitions/phandle-array > + description: > + phandle to system controller node and register offset > + to ICSSG control register for RGMII transmit delay You need to describe the items. And in your own bindings from TI you will even find example... > + > + required: > + - reg > + > + ti,mii-g-rt: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: | > + phandle to MII_G_RT module's syscon regmap. > + > + ti,mii-rt: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: | > + phandle to MII_RT module's syscon regmap Why do you have so many phandles? Aren't you missing some phys? > + > + interrupts: > + minItems: 2 Drop minItems > + maxItems: 2 > + description: | > + Interrupt specifiers to TX timestamp IRQ. > + > + interrupt-names: > + items: > + - const: tx_ts0 > + - const: tx_ts1 > + > +required: > + - compatible > + - sram > + - ti,mii-g-rt Keep same order as in properties:. > + - dmas > + - dma-names > + - ethernet-ports > + - interrupts > + - interrupt-names > + > +unevaluatedProperties: false > + > +examples: > + - | > + No need for blank line. > + /* Example k3-am654 base board SR2.0, dual-emac */ > + pruss2_eth: pruss2_eth { No underscores in node names. Node names should be generic. https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation > + compatible = "ti,am654-icssg-prueth"; > + pinctrl-names = "default"; > + pinctrl-0 = <&icssg2_rgmii_pins_default>; > + sram = <&msmc_ram>; > + > + ti,prus = <&pru2_0>, <&rtu2_0>, <&tx_pru2_0>, > + <&pru2_1>, <&rtu2_1>, <&tx_pru2_1>; > + firmware-name = "ti-pruss/am65x-pru0-prueth-fw.elf", > + "ti-pruss/am65x-rtu0-prueth-fw.elf", > + "ti-pruss/am65x-txpru0-prueth-fw.elf", > + "ti-pruss/am65x-pru1-prueth-fw.elf", > + "ti-pruss/am65x-rtu1-prueth-fw.elf", > + "ti-pruss/am65x-txpru1-prueth-fw.elf"; I really doubt it was tested... and maybe there will be no testing from Rob's bot due to dependency. Please post dt_binding_check testing results. Best regards, Krzysztof