diff options
| author | David Woodhouse <dwmw2@infradead.org> | 2007-03-23 13:40:04 +0300 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-03-23 13:40:04 +0300 |
| commit | 8e5368a1e230a87220ef0d238584002e4a429ce3 (patch) | |
| tree | 0831aeec53b5f22592864d3449bd1e0915bee2a1 | |
| parent | 3a6effe81fa0bd2fb9c6c5ecde665492536733e3 (diff) | |
| download | linux-8e5368a1e230a87220ef0d238584002e4a429ce3.tar.xz | |
[MTD] [NAND] Remember timing settings for CAFÉ NAND controller.
We'll need them for suspend/resume.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
| -rw-r--r-- | drivers/mtd/nand/cafe.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/mtd/nand/cafe.c b/drivers/mtd/nand/cafe.c index fd6bb3ed40df..c328a7514510 100644 --- a/drivers/mtd/nand/cafe.c +++ b/drivers/mtd/nand/cafe.c @@ -530,7 +530,6 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, { struct mtd_info *mtd; struct cafe_priv *cafe; - uint32_t timing1, timing2, timing3; uint32_t ctrl; int err = 0; @@ -587,21 +586,19 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, } if (numtimings == 3) { - timing1 = timing[0]; - timing2 = timing[1]; - timing3 = timing[2]; cafe_dev_dbg(&cafe->pdev->dev, "Using provided timings (%08x %08x %08x)\n", - timing1, timing2, timing3); + timing[0], timing[1], timing[2]); } else { - timing1 = cafe_readl(cafe, NAND_TIMING1); - timing2 = cafe_readl(cafe, NAND_TIMING2); - timing3 = cafe_readl(cafe, NAND_TIMING3); + timing[0] = cafe_readl(cafe, NAND_TIMING1); + timing[1] = cafe_readl(cafe, NAND_TIMING2); + timing[2] = cafe_readl(cafe, NAND_TIMING3); - if (timing1 | timing2 | timing3) { - cafe_dev_dbg(&cafe->pdev->dev, "Timing registers already set (%08x %08x %08x)\n", timing1, timing2, timing3); + if (timing[0] | timing[1] | timing[2]) { + cafe_dev_dbg(&cafe->pdev->dev, "Timing registers already set (%08x %08x %08x)\n", + timing[0], timing[1], timing[2]); } else { dev_warn(&cafe->pdev->dev, "Timing registers unset; using most conservative defaults\n"); - timing1 = timing2 = timing3 = 0xffffffff; + timing[0] = timing[1] = timing[2] = 0xffffffff; } } @@ -609,9 +606,9 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, cafe_writel(cafe, 1, NAND_RESET); cafe_writel(cafe, 0, NAND_RESET); - cafe_writel(cafe, timing1, NAND_TIMING1); - cafe_writel(cafe, timing2, NAND_TIMING2); - cafe_writel(cafe, timing3, NAND_TIMING3); + cafe_writel(cafe, timing[0], NAND_TIMING1); + cafe_writel(cafe, timing[1], NAND_TIMING2); + cafe_writel(cafe, timing[2], NAND_TIMING3); cafe_writel(cafe, 0xffffffff, NAND_IRQ_MASK); err = request_irq(pdev->irq, &cafe_nand_interrupt, IRQF_SHARED, |