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authorIvan Khoronzhuk <ivan.khoronzhuk@ti.com>2013-12-17 15:36:44 +0200
committerBrian Norris <computersforpeace@gmail.com>2014-01-03 11:22:25 -0800
commit05103825fc1ef9a60a45ecf95db2b60c6e09be9a (patch)
tree9d307c6c381175c36704f3dfe98f9b9e2956533d /drivers/mtd/nand/davinci_nand.c
parentf735a4d0d5b76c6035f30749c4e0aa64b3a9a74e (diff)
downloadblackbird-op-linux-05103825fc1ef9a60a45ecf95db2b60c6e09be9a.tar.gz
blackbird-op-linux-05103825fc1ef9a60a45ecf95db2b60c6e09be9a.zip
mtd: nand: davinci: check required ti,davinci-chipselect property
The property "ti,davinci-chipselect" is required. So we have to check if it is set. Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com> Reviewed-by: Taras Kondratiuk <taras@ti.com> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/nand/davinci_nand.c')
-rw-r--r--drivers/mtd/nand/davinci_nand.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index 4577fb41c0c7..9eea26953871 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -545,6 +545,9 @@ static struct davinci_nand_pdata
if (!of_property_read_u32(pdev->dev.of_node,
"ti,davinci-chipselect", &prop))
pdev->id = prop;
+ else
+ return ERR_PTR(-EINVAL);
+
if (!of_property_read_u32(pdev->dev.of_node,
"ti,davinci-mask-ale", &prop))
pdata->mask_ale = prop;
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