On 26/10/2022 23:01, Joy Zou wrote: > >> -----Original Message----- >> From: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> >> Sent: 2022年10月26日 22:59 >> 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 v8 1/2] dt-bindings: fsl-imx-sdma: Convert imx sdma >> to DT schema >> >> Caution: EXT Email >> >> On 25/10/2022 04:36, 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 v8: >>> add the dma-controller quotes. >> >> Why adding quotes? > I refer to your comments in patch v7/1. The comment as follow: > +maintainers: > + - Joy Zou <joy.zou@xxxxxxx> > + > You need to reference dma-controller.yaml schema. Yes, you need to reference dma-controller.yaml. Nothing about quotes. Reference is "$ref: .....yaml" > +properties: > + compatible: > + one of: > I misunderstand that add the dma-controller.yaml quotes. There was nothing about quotes - ". > So I am a little confused. Now, I see. > should I add dma-common.yaml quotes but not the dma-controller? Just drop " https://en.wikipedia.org/wiki/Quotation_mark Best regards, Krzysztof