From 9b83d99dec085b2bfcc9170aa9697c8e0a143de5 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Sun, 24 Mar 2013 21:53:24 +0100 Subject: [PATCH] mtd: bcm47xxsflash: implement ChipCommon R/W ops MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit They are needed for erasing/writing. Use a magic pointers and small functions to preapre code for adding other buses support in the future (like SSB). Signed-off-by: Rafał Miłecki Signed-off-by: Artem Bityutskiy --- 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 18e7761137a3..d1f0dec07a49 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 f22f8c46dfc0..fe93daf4f489 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; -- 2.39.5