From: David Woodhouse Date: Fri, 27 Oct 2006 06:55:34 +0000 (+0300) Subject: [MTD] NAND: Reset Café controller before initialising. X-Git-Tag: v2.6.20-rc6~47^2~37^2~7 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dcc41bc81c872862652d68af8993b9fa32ce56a4;p=linux-2.6 [MTD] NAND: Reset Café controller before initialising. Fixes http://dev.laptop.org/ticket/237 Signed-off-by: David Woodhouse --- diff --git a/drivers/mtd/nand/cafe.c b/drivers/mtd/nand/cafe.c index 6bcb430b95..dd274c877b 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