From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ee0-f53.google.com ([74.125.83.53]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UJrtJ-0000ob-Jo for linux-mtd@lists.infradead.org; Sun, 24 Mar 2013 20:51:46 +0000 Received: by mail-ee0-f53.google.com with SMTP id c13so189543eek.26 for ; Sun, 24 Mar 2013 13:51:42 -0700 (PDT) From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= To: linux-mtd@lists.infradead.org, Artem Bityutskiy , David Woodhouse Subject: [PATCH 1/2] mtd: bcm47xxsflash: implement ChipCommon R/W ops Date: Sun, 24 Mar 2013 21:51:30 +0100 Message-Id: <1364158291-22591-1-git-send-email-zajec5@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Hauke Mehrtens , =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , They are needed for erasing/writing. Use a magic pointers and small functions to preapre code for adding other buses suppoer in the future (like SSB). Signed-off-by: Rafał Miłecki --- drivers/mtd/devices/bcm47xxsflash.c | 13 +++++++++++++ drivers/mtd/devices/bcm47xxsflash.h | 2 ++ 2 files changed, 15 insertions(+) diff --git a/drivers/mtd/devices/bcm47xxsflash.c b/drivers/mtd/devices/bcm47xxsflash.c index 18e7761..d1f0dec 100644 --- a/drivers/mtd/devices/bcm47xxsflash.c +++ b/drivers/mtd/devices/bcm47xxsflash.c @@ -48,6 +48,17 @@ static void bcm47xxsflash_fill_mtd(struct bcm47xxsflash *b47s) * BCMA **************************************************/ +static int bcm47xxsflash_bcma_cc_read(struct bcm47xxsflash *b47s, u16 offset) +{ + return bcma_cc_read32(b47s->bcma_cc, offset); +} + +static void bcm47xxsflash_bcma_cc_write(struct bcm47xxsflash *b47s, u16 offset, + u32 value) +{ + bcma_cc_write32(b47s->bcma_cc, offset, value); +} + static int bcm47xxsflash_bcma_probe(struct platform_device *pdev) { struct bcma_sflash *sflash = dev_get_platdata(&pdev->dev); @@ -62,6 +73,8 @@ static int bcm47xxsflash_bcma_probe(struct platform_device *pdev) sflash->priv = b47s; b47s->bcma_cc = container_of(sflash, struct bcma_drv_cc, sflash); + b47s->cc_read = bcm47xxsflash_bcma_cc_read; + b47s->cc_write = bcm47xxsflash_bcma_cc_write; switch (b47s->bcma_cc->capabilities & BCMA_CC_CAP_FLASHT) { case BCMA_CC_FLASHT_STSER: diff --git a/drivers/mtd/devices/bcm47xxsflash.h b/drivers/mtd/devices/bcm47xxsflash.h index f22f8c4..fe93daf 100644 --- a/drivers/mtd/devices/bcm47xxsflash.h +++ b/drivers/mtd/devices/bcm47xxsflash.h @@ -60,6 +60,8 @@ enum bcm47xxsflash_type { struct bcm47xxsflash { struct bcma_drv_cc *bcma_cc; + int (*cc_read)(struct bcm47xxsflash *b47s, u16 offset); + void (*cc_write)(struct bcm47xxsflash *b47s, u16 offset, u32 value); enum bcm47xxsflash_type type; -- 1.7.10.4