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Date: Thu, 1 Sep 2022 13:28:07 +0300 From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org> To: "Potthuri, Sai Krishna" <sai.krishna.potthuri@....com>, Tudor Ambarus <tudor.ambarus@...rochip.com>, Pratyush Yadav <pratyush@...nel.org>, Michael Walle <michael@...le.cc>, Miquel Raynal <miquel.raynal@...tlin.com>, Richard Weinberger <richard@....at>, Vignesh Raghavendra <vigneshr@...com>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org> Cc: "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>, "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "saikrishna12468@...il.com" <saikrishna12468@...il.com>, "git (AMD-Xilinx)" <git@....com> Subject: Re: [PATCH v2 1/2] dt-bindings: mtd: spi-nor: Add reset-gpios property On 01/09/2022 13:18, Potthuri, Sai Krishna wrote: > Hi Krzysztof, > >> -----Original Message----- >> From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org> >> Sent: Thursday, September 1, 2022 1:26 PM >> To: Potthuri, Sai Krishna <sai.krishna.potthuri@....com>; Tudor Ambarus >> <tudor.ambarus@...rochip.com>; Pratyush Yadav <pratyush@...nel.org>; >> Michael Walle <michael@...le.cc>; Miquel Raynal >> <miquel.raynal@...tlin.com>; Richard Weinberger <richard@....at>; >> Vignesh Raghavendra <vigneshr@...com>; Rob Herring >> <robh+dt@...nel.org>; Krzysztof Kozlowski >> <krzysztof.kozlowski+dt@...aro.org> >> Cc: devicetree@...r.kernel.org; linux-mtd@...ts.infradead.org; linux- >> kernel@...r.kernel.org; saikrishna12468@...il.com; git (AMD-Xilinx) >> <git@....com> >> Subject: Re: [PATCH v2 1/2] dt-bindings: mtd: spi-nor: Add reset-gpios >> property >> >> On 01/09/2022 10:29, Sai Krishna Potthuri wrote: >>> SPI-NOR flashes have RESET pin which can be toggled using GPIO >>> controller, for those platforms reset-gpios property can be used to >>> reset the flash device. >>> >>> Signed-off-by: Sai Krishna Potthuri <sai.krishna.potthuri@....com> >>> --- >> >> You still miss the user (DTS) of this change... > Do you mean to have this property in example DTS in this yaml? No, I want to see in-tree DTS using it. > >> The JEDEC spec did not mention >> a reset pin. Can you provide the user? > Xilinx Octal SPI (cdns,qspi-nor.yaml) is using this reset pin to reset the > flash device on Versal platform.> Do you want me to update the example dts in cdns,qspi-nor.yaml file > to reflect this property in this patch? > Best regards, Krzysztof
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