From: Cyrille Pitchen <cyrille.pitchen@atmel.com>
To: John Crispin <john@phrozen.org>, Marek Vasut <marek.vasut@gmail.com>
Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
"André Valentin" <avalentin@marcant.net>
Subject: Re: [PATCH V2 2/3] mtd: spi-nor: add support for macronix mx25u3235f
Date: Wed, 21 Dec 2016 11:27:02 +0100 [thread overview]
Message-ID: <91bb0b9c-93c0-755c-047b-2e86f099af02@atmel.com> (raw)
In-Reply-To: <1482304990-23942-3-git-send-email-john@phrozen.org>
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) },
>
next prev parent reply other threads:[~2016-12-21 10:27 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-21 7:23 [PATCH V2 0/3] mtd: spi-nor: add some new chip ids John Crispin
2016-12-21 7:23 ` [PATCH V2 1/3] mtd: spi-nor: add support for macronix mx25u25635f John Crispin
2016-12-21 7:32 ` Marek Vasut
2016-12-21 10:41 ` Cyrille Pitchen
2016-12-21 7:23 ` [PATCH V2 2/3] mtd: spi-nor: add support for macronix mx25u3235f John Crispin
2016-12-21 7:33 ` Marek Vasut
2016-12-21 7:36 ` John Crispin
2016-12-21 8:11 ` André Valentin
2016-12-21 8:18 ` John Crispin
2016-12-21 10:07 ` Marek Vasut
2016-12-21 10:13 ` John Crispin
2016-12-21 10:27 ` Cyrille Pitchen [this message]
2016-12-21 13:16 ` John Crispin
2016-12-21 13:38 ` Cyrille Pitchen
2016-12-21 7:23 ` [PATCH V2 3/3] mtd: spi-nor: add support for ESMT_f25l32qa and ESMT_f25l64qa John Crispin
2017-01-30 13:04 ` Cyrille Pitchen
2017-02-14 11:49 ` Rafał Miłecki
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