diff options
| author | David Woodhouse <dwmw2@infradead.org> | 2006-10-27 09:55:34 +0300 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2006-10-27 09:55:34 +0300 |
| commit | dcc41bc81c872862652d68af8993b9fa32ce56a4 (patch) | |
| tree | 6d01b2f4606b4d532d863312e82006924d0876f0 /drivers/mtd | |
| parent | 2c8cfdcbeb1ab0ec7bbd5af1be311b55281154c4 (diff) | |
[MTD] NAND: Reset Café controller before initialising.
Fixes http://dev.laptop.org/ticket/237
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/cafe.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mtd/nand/cafe.c b/drivers/mtd/nand/cafe.c index 6bcb430b951..dd274c877b5 100644 --- a/drivers/mtd/nand/cafe.c +++ b/drivers/mtd/nand/cafe.c @@ -598,6 +598,10 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, 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) */ writel(0xffffffff, cafe->mmio + CAFE_NAND_IRQ_MASK); #if 1 |