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>
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@ -2270,9 +2270,6 @@ static int brcmnand_init_cs(struct brcmnand_host *host, struct device_node *dn)
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mtd->owner = THIS_MODULE;
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mtd->dev.parent = &pdev->dev;
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chip->IO_ADDR_R = (void __iomem *)0xdeadbeef;
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chip->IO_ADDR_W = (void __iomem *)0xdeadbeef;
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chip->cmd_ctrl = brcmnand_cmd_ctrl;
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chip->cmdfunc = brcmnand_cmdfunc;
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chip->waitfunc = brcmnand_waitfunc;
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@ -152,10 +152,6 @@ static int socrates_nand_probe(struct platform_device *ofdev)
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mtd->name = "socrates_nand";
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mtd->dev.parent = &ofdev->dev;
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/*should never be accessed directly */
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nand_chip->IO_ADDR_R = (void *)0xdeadbeef;
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nand_chip->IO_ADDR_W = (void *)0xdeadbeef;
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nand_chip->cmd_ctrl = socrates_nand_cmd_ctrl;
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nand_chip->read_byte = socrates_nand_read_byte;
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nand_chip->write_buf = socrates_nand_write_buf;
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