提交 f7c37d7b 编写于 作者: D David Woodhouse

[MTD] [NAND] Remove debugging cruft from CAFÉ NAND driver.

Signed-off-by: NDavid Woodhouse <dwmw2@infradead.org>
上级 527a4f45
...@@ -618,7 +618,7 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, ...@@ -618,7 +618,7 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev,
dev_warn(&pdev->dev, "Could not register IRQ %d\n", pdev->irq); dev_warn(&pdev->dev, "Could not register IRQ %d\n", pdev->irq);
goto out_free_dma; goto out_free_dma;
} }
#if 1
/* Disable master reset, enable NAND clock */ /* Disable master reset, enable NAND clock */
ctrl = cafe_readl(cafe, GLOBAL_CTRL); ctrl = cafe_readl(cafe, GLOBAL_CTRL);
ctrl &= 0xffffeff0; ctrl &= 0xffffeff0;
...@@ -645,32 +645,8 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev, ...@@ -645,32 +645,8 @@ static int __devinit cafe_nand_probe(struct pci_dev *pdev,
cafe_writel(cafe, 0x80000007, GLOBAL_IRQ_MASK); cafe_writel(cafe, 0x80000007, GLOBAL_IRQ_MASK);
cafe_dev_dbg(&cafe->pdev->dev, "Control %x, IRQ mask %x\n", cafe_dev_dbg(&cafe->pdev->dev, "Control %x, IRQ mask %x\n",
cafe_readl(cafe, GLOBAL_CTRL), cafe_readl(cafe, GLOBAL_IRQ_MASK)); cafe_readl(cafe, GLOBAL_CTRL), cafe_readl(cafe, GLOBAL_IRQ_MASK));
#endif
#if 1 /* Scan to find existence of the device */
mtd->writesize=2048;
mtd->oobsize = 0x40;
memset(cafe->dmabuf, 0x5a, 2112);
cafe->nand.cmdfunc(mtd, NAND_CMD_READID, 0, -1);
cafe->nand.read_byte(mtd);
cafe->nand.read_byte(mtd);
cafe->nand.read_byte(mtd);
cafe->nand.read_byte(mtd);
cafe->nand.read_byte(mtd);
#endif
#if 0
cafe->nand.cmdfunc(mtd, NAND_CMD_READ0, 0, 0);
// nand_wait_ready(mtd);
cafe->nand.read_byte(mtd);
cafe->nand.read_byte(mtd);
cafe->nand.read_byte(mtd);
cafe->nand.read_byte(mtd);
#endif
#if 0
writel(0x84600070, cafe->mmio);
udelay(10);
cafe_dev_dbg(&cafe->pdev->dev, "Status %x\n", cafe_readl(cafe, NAND_NONMEM));
#endif
/* Scan to find existance of the device */
if (nand_scan_ident(mtd, 1)) { if (nand_scan_ident(mtd, 1)) {
err = -ENXIO; err = -ENXIO;
goto out_irq; goto out_irq;
...@@ -774,13 +750,4 @@ module_exit(cafe_nand_exit); ...@@ -774,13 +750,4 @@ module_exit(cafe_nand_exit);
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>"); MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>");
MODULE_DESCRIPTION("NAND flash driver for OLPC CAFE chip"); MODULE_DESCRIPTION("NAND flash driver for OLPC CAFÉ chip");
/* Correct ECC for 2048 bytes of 0xff:
41 a0 71 65 54 27 f3 93 ec a9 be ed 0b a1 */
/* dwmw2's B-test board, in case of completely screwing it:
Bad eraseblock 2394 at 0x12b40000
Bad eraseblock 2627 at 0x14860000
Bad eraseblock 3349 at 0x1a2a0000
*/
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册