diff options
| author | Boris Brezillon | 2018-09-07 00:38:33 +0200 |
|---|---|---|
| committer | Miquel Raynal | 2018-10-03 11:12:25 +0200 |
| commit | 4ae94025171608e0661372cf846e17d062cb9620 (patch) | |
| tree | d004d2c3b221bf38522c79256b205d8d97006875 /drivers/mtd/nand | |
| parent | mtd: rawnand: Do not treat !maxchips specially in nand_scan_with_ids() (diff) | |
| download | kernel-qcow2-linux-4ae94025171608e0661372cf846e17d062cb9620.tar.gz kernel-qcow2-linux-4ae94025171608e0661372cf846e17d062cb9620.tar.xz kernel-qcow2-linux-4ae94025171608e0661372cf846e17d062cb9620.zip | |
mtd: rawnand: Leave chip->IO_ADDR_{R, W} to NULL when unused
There's no point in poisoning the ->IO_ADDR_{R,W}, a NULL pointer
is just as good to detect unexpected ->IO_ADDR_{R,W} usage.
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Diffstat (limited to 'drivers/mtd/nand')
| -rw-r--r-- | drivers/mtd/nand/raw/brcmnand/brcmnand.c | 3 | ||||
| -rw-r--r-- | drivers/mtd/nand/raw/socrates_nand.c | 4 |
2 files changed, 0 insertions, 7 deletions
diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index fee40a3ce5d2..851db4a7d3e4 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -2270,9 +2270,6 @@ static int brcmnand_init_cs(struct brcmnand_host *host, struct device_node *dn) mtd->owner = THIS_MODULE; mtd->dev.parent = &pdev->dev; - chip->IO_ADDR_R = (void __iomem *)0xdeadbeef; - chip->IO_ADDR_W = (void __iomem *)0xdeadbeef; - chip->cmd_ctrl = brcmnand_cmd_ctrl; chip->cmdfunc = brcmnand_cmdfunc; chip->waitfunc = brcmnand_waitfunc; diff --git a/drivers/mtd/nand/raw/socrates_nand.c b/drivers/mtd/nand/raw/socrates_nand.c index 64ea9a014054..aa42b4ea4d23 100644 --- a/drivers/mtd/nand/raw/socrates_nand.c +++ b/drivers/mtd/nand/raw/socrates_nand.c @@ -152,10 +152,6 @@ static int socrates_nand_probe(struct platform_device *ofdev) mtd->name = "socrates_nand"; mtd->dev.parent = &ofdev->dev; - /*should never be accessed directly */ - nand_chip->IO_ADDR_R = (void *)0xdeadbeef; - nand_chip->IO_ADDR_W = (void *)0xdeadbeef; - nand_chip->cmd_ctrl = socrates_nand_cmd_ctrl; nand_chip->read_byte = socrates_nand_read_byte; nand_chip->write_buf = socrates_nand_write_buf; |