diff options
Diffstat (limited to 'drivers/mtd/nand/mxc_nand.c')
| -rw-r--r-- | drivers/mtd/nand/mxc_nand.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index b2900d8406d..2ba3be1f493 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -638,6 +638,7 @@ static void mxc_nand_command(struct mtd_info *mtd, unsigned command, case NAND_CMD_ERASE1: case NAND_CMD_ERASE2: + case NAND_CMD_RESET: send_cmd(host, command, false); mxc_do_addr_cycle(mtd, column, page_addr); @@ -818,7 +819,7 @@ static int __init mxcnd_probe(struct platform_device *pdev) } /* first scan to find the device and get the page size */ - if (nand_scan_ident(mtd, 1)) { + if (nand_scan_ident(mtd, 1, NULL)) { err = -ENXIO; goto escan; } @@ -886,11 +887,14 @@ static int mxcnd_suspend(struct platform_device *pdev, pm_message_t state) int ret = 0; DEBUG(MTD_DEBUG_LEVEL0, "MXC_ND : NAND suspend\n"); - if (mtd) { - ret = mtd->suspend(mtd); - /* Disable the NFC clock */ - clk_disable(host->clk); - } + + ret = mtd->suspend(mtd); + + /* + * nand_suspend locks the device for exclusive access, so + * the clock must already be off. + */ + BUG_ON(!ret && host->clk_act); return ret; } @@ -904,11 +908,7 @@ static int mxcnd_resume(struct platform_device *pdev) DEBUG(MTD_DEBUG_LEVEL0, "MXC_ND : NAND resume\n"); - if (mtd) { - /* Enable the NFC clock */ - clk_enable(host->clk); - mtd->resume(mtd); - } + mtd->resume(mtd); return ret; } |