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
next 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
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