Re: [EXT] Re: [PATCH v9 1/2] dt-bindings: fsl-imx-sdma: Convert imx sdma to DT schema

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On 04/11/2022 01:10, Joy Zou wrote:
> 
>> -----Original Message-----
>> From: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>> Sent: 2022年11月3日 21:54
>> To: Joy Zou <joy.zou@xxxxxxx>; vkoul@xxxxxxxxxx; robh+dt@xxxxxxxxxx;
>> krzysztof.kozlowski+dt@xxxxxxxxxx; shawnguo@xxxxxxxxxx;
>> s.hauer@xxxxxxxxxxxxxx; kernel@xxxxxxxxxxxxxx; festevam@xxxxxxxxx
>> Cc: S.J. Wang <shengjiu.wang@xxxxxxx>; martink@xxxxxxxxx;
>> dev@xxxxxxxxxx; alexander.stein@xxxxxxxxxxxxxxx; Peng Fan
>> <peng.fan@xxxxxxx>; david@xxxxxxx; aford173@xxxxxxxxx; Hongxing Zhu
>> <hongxing.zhu@xxxxxxx>; dl-linux-imx <linux-imx@xxxxxxx>;
>> dmaengine@xxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx;
>> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
>> Subject: [EXT] Re: [PATCH v9 1/2] dt-bindings: fsl-imx-sdma: Convert imx sdma
>> to DT schema
>>
>> Caution: EXT Email
>>
>> On 31/10/2022 06:50, Joy Zou wrote:
>>> Convert the i.MX SDMA binding to DT schema format using json-schema.
>>>
>>> The compatibles fsl,imx31-to1-sdma, fsl,imx31-to2-sdma,
>>> fsl,imx35-to1-sdma and fsl,imx35-to2-sdma are not used. So need to
>>> delete it. The compatibles fsl,imx50-sdma, fsl,imx6sll-sdma and
>>> fsl,imx6sl-sdma are added. The original binding don't list all compatible used.
>>>
>>> In addition, add new peripheral types HDMI Audio.
>>>
>>> Signed-off-by: Joy Zou <joy.zou@xxxxxxx>
>>> ---
>>> Changes in v9:
>>> add the dma-common quotes.
>>> delete the dma-controller quotes.
>>
>> I have no clue what you are doing here... Do you know what are "quotes"?
>> I linked last time explanation of "quotes", so did you read it?
> Thank you very much for your comments.
> I confused quote and quotes. Could I confirm my understand?
> The quote means $ref: ?

No. Quote is:

https://en.wikipedia.org/wiki/Quote

> The quotes means a symbol "?

Yes.

>>
>>
>>>
>>> Changes in v8:
>>> add the dma-controller quotes.
>>> delete #dma-cells in required.
>>>
>>> Changes in v6:
>>> delete tag Acked-by from commit message.
>>>
>>> Changes in v5:
>>> modify the commit message fromat.
>>> add additionalProperties, because delete the quotes in patch v4.
>>> delete unevaluatedProperties due to similar to additionalProperties.
>>> modification fsl,sdma-event-remap items and description.
>>>
>>> Changes in v4:
>>> modify the commit message.
>>> delete the quotes in patch.
>>> modify the compatible in patch.
>>> delete maxitems and add items for clock-names property.
>>> add iram property.
>>>
>>> Changes in v3:
>>> modify the commit message.
>>> modify the filename.
>>> modify the maintainer.
>>> delete the unnecessary comment.
>>> modify the compatible and run dt_binding_check and dtbs_check.
>>> add clocks and clock-names property.
>>> delete the reg description and add maxItems.
>>> delete the interrupts description and add maxItems.
>>> add ref for gpr property.
>>> modify the fsl,sdma-event-remap ref type and add items.
>>> delete consumer example.
>>>
>>> Changes in v2:
>>> convert imx sdma bindings to DT schema.
>>> ---
>>>  .../devicetree/bindings/dma/fsl,imx-sdma.yaml | 149
>>> ++++++++++++++++++  .../devicetree/bindings/dma/fsl-imx-sdma.txt  |
>>> 118 --------------
>>>  2 files changed, 149 insertions(+), 118 deletions(-)  create mode
>>> 100644 Documentation/devicetree/bindings/dma/fsl,imx-sdma.yaml
>>>  delete mode 100644
>>> Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt
>>>
>>> diff --git a/Documentation/devicetree/bindings/dma/fsl,imx-sdma.yaml
>>> b/Documentation/devicetree/bindings/dma/fsl,imx-sdma.yaml
>>> new file mode 100644
>>> index 000000000000..95d0391a1f39
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/dma/fsl,imx-sdma.yaml
>>> @@ -0,0 +1,149 @@
>>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2
>>> +---
>>> +$id:
>>> +https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevi
>>>
>> +cetree.org%2Fschemas%2Fdma%2Ffsl%2Cimx-sdma.yaml%23&amp;data=05
>> %7C01%
>>>
>> +7Cjoy.zou%40nxp.com%7Cd8f785d11ac042ebd7d908dabda2d753%7C686ea
>> 1d3bc2b
>>>
>> +4c6fa92cd99c5c301635%7C0%7C0%7C638030804342124191%7CUnknown
>> %7CTWFpbGZ
>>>
>> +sb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6M
>> n0%
>>>
>> +3D%7C3000%7C%7C%7C&amp;sdata=3XpKUGv751na%2BV4OYDQEvGQxeeT
>> 4UbW0wizQkM
>>> +yfx4k%3D&amp;reserved=0
>>> +$schema:
>>> +https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fdevi
>>>
>> +cetree.org%2Fmeta-schemas%2Fcore.yaml%23&amp;data=05%7C01%7Cjoy.z
>> ou%4
>>>
>> +0nxp.com%7Cd8f785d11ac042ebd7d908dabda2d753%7C686ea1d3bc2b4c6
>> fa92cd99
>>>
>> +c5c301635%7C0%7C0%7C638030804342124191%7CUnknown%7CTWFpbG
>> Zsb3d8eyJWIj
>>>
>> +oiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3
>> 000%7
>>>
>> +C%7C%7C&amp;sdata=nnBXK4c%2FiA1ncohiak4CXEQGbp5uhDq835RK9%2B
>> BYdJw%3D&
>>> +amp;reserved=0
>>> +
>>> +title: Freescale Smart Direct Memory Access (SDMA) Controller for
>>> +i.MX
>>> +
>>> +maintainers:
>>> +  - Joy Zou <joy.zou@xxxxxxx>
>>> +
>>> +allOf:
>>> +  - $ref: dma-common.yaml#
>>
>> That's wrong. This should be dma-controller. Why this was changed?
> Thank you very much for your comments.
> I remember your comments in patch v6.
> "The device schemas do not need to enforce the name. The dma-controller schema enforces it, so what is missing here is to reference it."
> So I change it.
> Should I use dma-controller?

Yes, like all other bindings.

Best regards,
Krzysztof




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