diff options
Diffstat (limited to 'drivers/mtd/onenand')
| -rw-r--r-- | drivers/mtd/onenand/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/mtd/onenand/omap2.c | 36 |
2 files changed, 9 insertions, 29 deletions
diff --git a/drivers/mtd/onenand/Kconfig b/drivers/mtd/onenand/Kconfig index 4dbd0f58eeb..4f426195f8d 100644 --- a/drivers/mtd/onenand/Kconfig +++ b/drivers/mtd/onenand/Kconfig @@ -32,7 +32,7 @@ config MTD_ONENAND_OMAP2 config MTD_ONENAND_SAMSUNG tristate "OneNAND on Samsung SOC controller support" - depends on ARCH_S3C64XX || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_S5PV310 + depends on ARCH_S3C64XX || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_EXYNOS4 help Support for a OneNAND flash device connected to an Samsung SOC. S3C64XX/S5PC100 use command mapping method. diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c index c849cacf4b2..14a49abe057 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c @@ -63,7 +63,7 @@ struct omap2_onenand { struct completion dma_done; int dma_channel; int freq; - int (*setup)(void __iomem *base, int freq); + int (*setup)(void __iomem *base, int *freq_ptr); struct regulator *regulator; }; @@ -148,11 +148,9 @@ static int omap2_onenand_wait(struct mtd_info *mtd, int state) wait_err("controller error", state, ctrl, intr); return -EIO; } - if ((intr & intr_flags) != intr_flags) { - wait_err("timeout", state, ctrl, intr); - return -EIO; - } - return 0; + if ((intr & intr_flags) == intr_flags) + return 0; + /* Continue in wait for interrupt branch */ } if (state != FL_READING) { @@ -581,7 +579,7 @@ static int __adjust_timing(struct device *dev, void *data) /* DMA is not in use so this is all that is needed */ /* Revisit for OMAP3! */ - ret = c->setup(c->onenand.base, c->freq); + ret = c->setup(c->onenand.base, &c->freq); return ret; } @@ -673,7 +671,7 @@ static int __devinit omap2_onenand_probe(struct platform_device *pdev) } if (pdata->onenand_setup != NULL) { - r = pdata->onenand_setup(c->onenand.base, c->freq); + r = pdata->onenand_setup(c->onenand.base, &c->freq); if (r < 0) { dev_err(&pdev->dev, "Onenand platform setup failed: " "%d\n", r); @@ -718,8 +716,8 @@ static int __devinit omap2_onenand_probe(struct platform_device *pdev) } dev_info(&pdev->dev, "initializing on CS%d, phys base 0x%08lx, virtual " - "base %p\n", c->gpmc_cs, c->phys_base, - c->onenand.base); + "base %p, freq %d MHz\n", c->gpmc_cs, c->phys_base, + c->onenand.base, c->freq); c->pdev = pdev; c->mtd.name = dev_name(&pdev->dev); @@ -754,24 +752,6 @@ static int __devinit omap2_onenand_probe(struct platform_device *pdev) if ((r = onenand_scan(&c->mtd, 1)) < 0) goto err_release_regulator; - switch ((c->onenand.version_id >> 4) & 0xf) { - case 0: - c->freq = 40; - break; - case 1: - c->freq = 54; - break; - case 2: - c->freq = 66; - break; - case 3: - c->freq = 83; - break; - case 4: - c->freq = 104; - break; - } - #ifdef CONFIG_MTD_PARTITIONS r = parse_mtd_partitions(&c->mtd, part_probes, &c->parts, 0); if (r > 0) |