NAND: Correct the "chip_shift" calculation
This patch updates the "chip_shift" calculation in the NAND driver. This is being done to sync up the NAND driver with the kernel NAND driver. Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
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@ -2628,7 +2628,7 @@ static struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
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chip->bbt_erase_shift = chip->phys_erase_shift =
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chip->bbt_erase_shift = chip->phys_erase_shift =
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ffs(mtd->erasesize) - 1;
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ffs(mtd->erasesize) - 1;
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if (chip->chipsize & 0xffffffff)
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if (chip->chipsize & 0xffffffff)
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chip->chip_shift = ffs(chip->chipsize) - 1;
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chip->chip_shift = ffs((unsigned)chip->chipsize) - 1;
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else
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else
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chip->chip_shift = ffs((unsigned)(chip->chipsize >> 32)) + 31;
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chip->chip_shift = ffs((unsigned)(chip->chipsize >> 32)) + 31;
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