Messages in this thread | | | Subject | Re: [PATCH V2 2/3] mtd: spi-nor: add support for macronix mx25u3235f | From | Cyrille Pitchen <> | Date | Wed, 21 Dec 2016 11:27:02 +0100 |
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Hi all,
Le 21/12/2016 à 08:23, John Crispin a écrit : > From: André Valentin <avalentin@marcant.net> > > This patch adds support for a new macronix spi flash chip. We have had this > patch inside our tree for a while and people are actively using routers > with this chip. > > Signed-off-by: John Crispin <john@phrozen.org> > Signed-off-by: André Valentin <avalentin@marcant.net> > --- > Changes in V2 > * add description > * add SECT_4K > * fix indenting > > drivers/mtd/spi-nor/spi-nor.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c > index 171adb3..bfff159 100644 > --- a/drivers/mtd/spi-nor/spi-nor.c > +++ b/drivers/mtd/spi-nor/spi-nor.c > @@ -868,6 +868,7 @@ static int spi_nor_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len) > { "mx25l3205d", INFO(0xc22016, 0, 64 * 1024, 64, SECT_4K) }, > { "mx25l3255e", INFO(0xc29e16, 0, 64 * 1024, 64, SECT_4K) }, > { "mx25l6405d", INFO(0xc22017, 0, 64 * 1024, 128, SECT_4K) }, > + { "mx25u3235f", INFO(0xc22536, 0, 64 * 1024, 64, SECT_4K) },
According to its datasheet, the Macronix MX25U3235F also supports Fast Read 1-1-2 (3Bh) and Fast Read 1-1-4 (EBh) hence the SPI_NOR_DUAL_READ and SPI_NOR_QUAD_READ flags should be set as well.
Best regards,
Cyrille
> { "mx25u6435f", INFO(0xc22537, 0, 64 * 1024, 128, SECT_4K) }, > { "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, 0) }, > { "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) }, >
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