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[MTD] NAND: Reset Café controller before initialising.

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Fixes http://dev.laptop.org/ticket/237

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
David Woodhouse 2006-10-27 09:55:34 +03:00
parent 2c8cfdcbeb
commit dcc41bc81c
1 changed files with 4 additions and 0 deletions
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4
drivers/mtd/nand/cafe.c
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@ -598,6 +598,10 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev,
cafe->nand.block_bad = cafe_nand_block_bad; cafe->nand.block_bad = cafe_nand_block_bad;
} }
/* Start off by resetting the NAND controller completely */
writel(1, cafe->mmio + 0x3034);
writel(0, cafe->mmio + 0x3034);
/* Timings from Marvell's test code (not verified or calculated by us) */ /* Timings from Marvell's test code (not verified or calculated by us) */
writel(0xffffffff, cafe->mmio + CAFE_NAND_IRQ_MASK); writel(0xffffffff, cafe->mmio + CAFE_NAND_IRQ_MASK);
#if 1 #if 1