public inbox for linux-mtd@lists.infradead.org
 help / color / mirror / Atom feed
From: "Rafał Miłecki" <zajec5@gmail.com>
To: linux-mtd@lists.infradead.org,
	Artem Bityutskiy <dedekind1@gmail.com>,
	David Woodhouse <David.Woodhouse@intel.com>
Cc: "Hauke Mehrtens" <hauke@hauke-m.de>, "Rafał Miłecki" <zajec5@gmail.com>
Subject: [PATCH 1/3] mtd: bcm47xxsflash: store info about flash type
Date: Wed, 20 Feb 2013 07:32:07 +0100	[thread overview]
Message-ID: <1361341929-11153-1-git-send-email-zajec5@gmail.com> (raw)

It's going to be needed for erase and write operations, they differ
between Atmel and ST flashes.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
 drivers/mtd/devices/bcm47xxsflash.c |    9 +++++++++
 drivers/mtd/devices/bcm47xxsflash.h |    7 +++++++
 2 files changed, 16 insertions(+)

diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c
index 9526628..155a7ea 100644
--- a/drivers/mtd/devices/bcm47xxsflash.c
+++ b/drivers/mtd/devices/bcm47xxsflash.c
@@ -61,6 +61,15 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev)
 	}
 	sflash->priv = b47s;
 
+	switch (b47s->bcma_cc->capabilities & BCMA_CC_CAP_FLASHT) {
+	case BCMA_CC_FLASHT_STSER:
+		b47s->type = BCM47XXSFLASH_TYPE_ST;
+		break;
+	case BCMA_CC_FLASHT_ATSER:
+		b47s->type = BCM47XXSFLASH_TYPE_ATMEL;
+		break;
+	}
+
 	b47s->window = sflash->window;
 	b47s->blocksize = sflash->blocksize;
 	b47s->numblocks = sflash->numblocks;
diff --git a/drivers/mtd/devices/bcm47xxsflash.h b/drivers/mtd/devices/bcm47xxsflash.h
index ebf6f71..7d5654b 100644
--- a/drivers/mtd/devices/bcm47xxsflash.h
+++ b/drivers/mtd/devices/bcm47xxsflash.h
@@ -3,7 +3,14 @@
 
 #include <linux/mtd/mtd.h>
 
+enum bcm47xxsflash_type {
+	BCM47XXSFLASH_TYPE_ATMEL,
+	BCM47XXSFLASH_TYPE_ST,
+};
+
 struct bcm47xxsflash {
+	enum bcm47xxsflash_type type;
+
 	u32 window;
 	u32 blocksize;
 	u16 numblocks;
-- 
1.7.10.4

             reply	other threads:[~2013-02-20  6:32 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-20  6:32 Rafał Miłecki [this message]
2013-02-20  6:32 ` [PATCH 2/3] mtd: bcm47xxsflash: keep a reference to the BCMA ChipCommon Rafał Miłecki
2013-02-20  6:32 ` [PATCH 3/3] mtd: bcm47xxsflash: define opcodes Rafał Miłecki
2013-03-06  9:23 ` [PATCH 1/3] mtd: bcm47xxsflash: store info about flash type Artem Bityutskiy
2013-03-06 10:39   ` 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=1361341929-11153-1-git-send-email-zajec5@gmail.com \
    --to=zajec5@gmail.com \
    --cc=David.Woodhouse@intel.com \
    --cc=dedekind1@gmail.com \
    --cc=hauke@hauke-m.de \
    --cc=linux-mtd@lists.infradead.org \
    /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