linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
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) },
> 

  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=91bb0b9c-93c0-755c-047b-2e86f099af02@atmel.com \
    --to=cyrille.pitchen@atmel.com \
    --cc=avalentin@marcant.net \
    --cc=john@phrozen.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mtd@lists.infradead.org \
    --cc=marek.vasut@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).