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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Hi, Shuhao, On 11/11/20 3:45 AM, Shuhao Mai wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > Add support for w25q512jv. This is of the same series chip with > w25q256jv, which is already supported, but with size doubled and > different JEDEC ID. Where and how was this tested? Please add this info in the commit message. > > Signed-off-by: Shuhao Mai > --- > drivers/mtd/spi-nor/winbond.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c > index e5dfa786f190..beaa6389e2dc 100644 > --- a/drivers/mtd/spi-nor/winbond.c > +++ b/drivers/mtd/spi-nor/winbond.c > @@ -97,6 +97,8 @@ static const struct flash_info winbond_parts[] = { > SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > { "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024, > SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) }, > + { "w25q512jv", INFO(0xef4020, 0, 64 * 1024, 1024, We should name it "w25q512jvq" in order to differentiate it to the "M" version: https://www.winbond.com/resource-files/W25Q512JV%20DTR%20RevD%2006292020%20133.pdf The flash supports BP locking and we can enable it if you can test the locking with mtd-utils. Not mandatory though. Cheers, ta > + SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) }, > }; > > /** > -- > 2.20.1 > ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/