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authorMichael Hennerich <michael.hennerich@analog.com>2008-04-25 06:07:31 +0200
committerDavid Woodhouse <dwmw2@infradead.org>2008-04-25 10:10:55 +0200
commitafc4bca63941746f1d49394620d294074150e664 (patch)
treec6597be249a39b1ea1261f43b44358774fc0d13d /drivers/mtd
parent[MTD] [NAND] at91_nand: control NCE signal (diff)
downloadlinux-afc4bca63941746f1d49394620d294074150e664.tar.xz
linux-afc4bca63941746f1d49394620d294074150e664.zip
[MTD] [NAND] bf5xx_nand: Avoid crash if bfin_mac is installed.
http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=4053 Singed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/bf5xx_nand.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c
index 1fbc24ca5836..e87a57297328 100644
--- a/drivers/mtd/nand/bf5xx_nand.c
+++ b/drivers/mtd/nand/bf5xx_nand.c
@@ -1,6 +1,6 @@
/* linux/drivers/mtd/nand/bf5xx_nand.c
*
- * Copyright 2006-2007 Analog Devices Inc.
+ * Copyright 2006-2008 Analog Devices Inc.
* http://blackfin.uclinux.org/
* Bryan Wu <bryan.wu@analog.com>
*
@@ -74,7 +74,7 @@ static int hardware_ecc = 1;
static int hardware_ecc;
#endif
-static unsigned short bfin_nfc_pin_req[] =
+static const unsigned short bfin_nfc_pin_req[] =
{P_NAND_CE,
P_NAND_RB,
P_NAND_D0,
@@ -581,12 +581,6 @@ static int bf5xx_nand_hw_init(struct bf5xx_nand_info *info)
bfin_write_NFC_IRQSTAT(val);
SSYNC();
- if (peripheral_request_list(bfin_nfc_pin_req, DRV_NAME)) {
- printk(KERN_ERR DRV_NAME
- ": Requesting Peripherals failed\n");
- return -EFAULT;
- }
-
/* DMA initialization */
if (bf5xx_nand_dma_init(info))
err = -ENXIO;
@@ -654,6 +648,12 @@ static int bf5xx_nand_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "(%p)\n", pdev);
+ if (peripheral_request_list(bfin_nfc_pin_req, DRV_NAME)) {
+ printk(KERN_ERR DRV_NAME
+ ": Requesting Peripherals failed\n");
+ return -EFAULT;
+ }
+
if (!plat) {
dev_err(&pdev->dev, "no platform specific information\n");
goto exit_error;