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Message-ID: <41d5952b-51f8-bbc6-2e81-22d6f66320ee@ti.com>
Date: Fri, 4 Nov 2022 12:58:54 +0530
From: Md Danish Anwar <a0501179@...com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
<linux-kernel@...r.kernel.org>
CC: <davem@...emloft.net>, <edumazet@...gle.com>,
<krzysztof.kozlowski+dt@...aro.org>, <netdev@...r.kernel.org>,
<devicetree@...r.kernel.org>, <nm@...com>, <ssantosh@...nel.org>,
<s-anna@...com>, <linux-arm-kernel@...ts.infradead.org>,
<rogerq@...nel.org>, <vigneshr@...com>, <kishon@...com>,
<robh+dt@...nel.org>, <afd@...com>, <andrew@...n.ch>
Subject: Re: [PATCH v2 1/2] dt-bindings: net: Add ICSSG Ethernet Driver
bindings
Hi Krzysztof,
I am Danish, new addition to TI team. Puranjay left TI, I'll be posting
upstream patches for Programmable Real-time Unit and Industrial Communication
Subsystem
Gigabit (PRU_ICSSG).
On 31/05/22 15:38, Krzysztof Kozlowski wrote:
> On 31/05/2022 11:51, Puranjay Mohan wrote:
>> 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@...com>
>> ---
>> v1: https://lore.kernel.org/all/20220506052433.28087-2-p-mohan@ti.com/
>> v1 -> v2:
>> * Addressed Rob's Comments
>
> Nope, they were not addressed.
>
>> * It includes indentation, formatting, and other minor changes.
>> ---
>> .../bindings/net/ti,icssg-prueth.yaml | 181 ++++++++++++++++++
>> 1 file changed, 181 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..40af968e9178
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml
>> @@ -0,0 +1,181 @@
>> +# 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: |+
>
> Missed Rob's comment.
>
I'll remove this in the next version of this series.
>> + Texas Instruments ICSSG PRUSS Ethernet
>> +
>> +maintainers:
>> + - Puranjay Mohan <p-mohan@...com>
>> +
>> +description:
>> + Ethernet based on the Programmable Real-Time
>> + Unit and Industrial Communication Subsystem.
>> +
>> +allOf:
>> + - $ref: /schemas/remoteproc/ti,pru-consumer.yaml#
>> +
>> +properties:
>> + compatible:
>> + enum:
>> + - ti,am654-icssg-prueth # for AM65x SoC family
>> +
>> + pinctrl-0:
>> + maxItems: 1
>> +
>> + pinctrl-names:
>> + items:
>> + - const: default
>
> You do not need these usually, they are coming from schema.
>
Here from what I understand, I need to delete the below block, right?
pinctrl-names:
items:
- const: default
>> +
>> + sram:
>> + description:
>> + phandle to MSMC SRAM node
>> +
>> + dmas:
>> + maxItems: 10
>> + description:
>> + list of phandles and specifiers to UDMA.
>
> Please follow Rob's comment - drop description.
>
I'll drop desceeiption.
>> +
>> + dma-names:
>> + items:
>> + - const: tx0-0
>> + - const: tx0-1
>> + - const: tx0-2
>> + - const: tx0-3
>> + - const: tx1-0
>> + - const: tx1-1
>> + - const: tx1-2
>> + - const: tx1-3
>> + - const: rx0
>> + - const: rx1
>> +
>> + ethernet-ports:
>> + type: object
>> + properties:
>> + '#address-cells':
>> + const: 1
>> + '#size-cells':
>> + const: 0
>> +
>> + patternProperties:
>> + ^port@[0-1]$:
>
> How did you implement Rob's comments here?
>
>> + type: object
>> + description: ICSSG PRUETH external ports
>> +
>> + $ref: ethernet-controller.yaml#
>> +
>> + unevaluatedProperties: false
>> + additionalProperties: true
>
> No one proposed to add additionalProperties:true... Does it even work?
>
I'll remove additionalProperties:true and keep it as false, as it was in the
previous version.
>> + 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
>> +
>> + 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
>> +
>> + interrupts:
>> + minItems: 2
>> + 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
>> + - dmas
>> + - dma-names
>> + - ethernet-ports
>> + - interrupts
>> + - interrupt-names
>> +
>> +unevaluatedProperties: false
>> +
>> +examples:
>> + - |
>> +
>> + /* Example k3-am654 base board SR2.0, dual-emac */
>> + pruss2_eth: pruss2_eth {
>> + compatible = "ti,am654-icssg-prueth";
>
> Again missed Rob's comment.
>
I'll keep the indentation in example as 4 for first block, 4+4 for second block
and so on.
> Really, you ignored four of his comments. Please respect reviewers time
> but not forcing them to repeat same review comments.
>
> Best regards,
> Krzysztof
>
Thanks and Regards,
Md Danish Anwar.
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> Subject: Re: [PATCH v2 1/2] dt-bindings: net: Add ICSSG Ethernet Driver
> bindings
> Content-Language: en-US
> To: Puranjay Mohan <p-mohan@...com>, linux-kernel@...r.kernel.org
> Cc: davem@...emloft.net, edumazet@...gle.com,
> krzysztof.kozlowski+dt@...aro.org, netdev@...r.kernel.org,
> devicetree@...r.kernel.org, nm@...com, ssantosh@...nel.org, s-anna@...com,
> linux-arm-kernel@...ts.infradead.org, rogerq@...nel.org,
> grygorii.strashko@...com, vigneshr@...com, kishon@...com,
> robh+dt@...nel.org, afd@...com, andrew@...n.ch
> References: <20220531095108.21757-1-p-mohan@...com>
> <20220531095108.21757-2-p-mohan@...com>
> From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> In-Reply-To: <20220531095108.21757-2-p-mohan@...com>
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> On 31/05/2022 11:51, Puranjay Mohan wrote:
>> 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@...com>
>> ---
>> v1: https://lore.kernel.org/all/20220506052433.28087-2-p-mohan@ti.com/
>> v1 -> v2:
>> * Addressed Rob's Comments
>
> Nope, they were not addressed.
>
>> * It includes indentation, formatting, and other minor changes.
>> ---
>> .../bindings/net/ti,icssg-prueth.yaml | 181 ++++++++++++++++++
>> 1 file changed, 181 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..40af968e9178
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml
>> @@ -0,0 +1,181 @@
>> +# 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: |+
>
> Missed Rob's comment.
>
>> + Texas Instruments ICSSG PRUSS Ethernet
>> +
>> +maintainers:
>> + - Puranjay Mohan <p-mohan@...com>
>> +
>> +description:
>> + Ethernet based on the Programmable Real-Time
>> + Unit and Industrial Communication Subsystem.
>> +
>> +allOf:
>> + - $ref: /schemas/remoteproc/ti,pru-consumer.yaml#
>> +
>> +properties:
>> + compatible:
>> + enum:
>> + - ti,am654-icssg-prueth # for AM65x SoC family
>> +
>> + pinctrl-0:
>> + maxItems: 1
>> +
>> + pinctrl-names:
>> + items:
>> + - const: default
>
> You do not need these usually, they are coming from schema.
>
>> +
>> + sram:
>> + description:
>> + phandle to MSMC SRAM node
>> +
>> + dmas:
>> + maxItems: 10
>> + description:
>> + list of phandles and specifiers to UDMA.
>
> Please follow Rob's comment - drop description.
>
>> +
>> + dma-names:
>> + items:
>> + - const: tx0-0
>> + - const: tx0-1
>> + - const: tx0-2
>> + - const: tx0-3
>> + - const: tx1-0
>> + - const: tx1-1
>> + - const: tx1-2
>> + - const: tx1-3
>> + - const: rx0
>> + - const: rx1
>> +
>> + ethernet-ports:
>> + type: object
>> + properties:
>> + '#address-cells':
>> + const: 1
>> + '#size-cells':
>> + const: 0
>> +
>> + patternProperties:
>> + ^port@[0-1]$:
>
> How did you implement Rob's comments here?
>
>> + type: object
>> + description: ICSSG PRUETH external ports
>> +
>> + $ref: ethernet-controller.yaml#
>> +
>> + unevaluatedProperties: false
>> + additionalProperties: true
>
> No one proposed to add additionalProperties:true... Does it even work?
>
>> + 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
>> +
>> + 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
>> +
>> + interrupts:
>> + minItems: 2
>> + 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
>> + - dmas
>> + - dma-names
>> + - ethernet-ports
>> + - interrupts
>> + - interrupt-names
>> +
>> +unevaluatedProperties: false
>> +
>> +examples:
>> + - |
>> +
>> + /* Example k3-am654 base board SR2.0, dual-emac */
>> + pruss2_eth: pruss2_eth {
>> + compatible = "ti,am654-icssg-prueth";
>
> Again missed Rob's comment.
>
> Really, you ignored four of his comments. Please respect reviewers time
> but not forcing them to repeat same review comments.
>
> Best regards,
> Krzysztof
>
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