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Message-ID: <8f76e647-49fa-f3e2-6931-26ca960f3879@microchip.com> Date: Thu, 10 Mar 2022 04:42:13 +0000 From: <Tudor.Ambarus@...rochip.com> To: <p.yadav@...com> CC: <michael@...le.cc>, <broonie@...nel.org>, <miquel.raynal@...tlin.com>, <richard@....at>, <vigneshr@...com>, <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <linux-spi@...r.kernel.org>, <Nicolas.Ferre@...rochip.com>, <zhengxunli@...c.com.tw>, <jaimeliao@...c.com.tw> Subject: Re: [PATCH 4/4] mtd: spi-nor: core: Introduce SPI_NOR_DTR_BSWAP16 no_sfdp_flag On 3/2/22 14:30, Pratyush Yadav wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > On 18/02/22 04:59PM, Tudor Ambarus wrote: >> Introduce SPI_NOR_DTR_BSWAP16 flag for flashes that don't define the >> mandatory BFPT table. When set it indicates that the byte order of 16-bit >> words is swapped when read in 8D-8D-8D mode compared to 1-1-1 mode. > > Is there any flash that currently needs this flag but does not define > BFPT? If there is no user, let's not add it. It can always be added > later. it's needed by mx66lm1g45g, the flash that I'm currently working on. It doesn't define SFDP tables, at least the one that I currently have. Let me add support for it in the next version.
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