Add a property to disable subpage write.
Signed-off-by: Murali Karicheri <m-kariche...@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronz...@ti.com>
---
Documentation/devicetree/bindings/mtd/davinci-nand.txt | 2 ++
drivers/mtd/nand/davinci_nand.c | 3 +++
2 files changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/mtd/davinci-nand.txt
b/Documentation/devicetree/bindings/mtd/davinci-nand.txt
index cfb18ab..50af930 100644
--- a/Documentation/devicetree/bindings/mtd/davinci-nand.txt
+++ b/Documentation/devicetree/bindings/mtd/davinci-nand.txt
@@ -53,6 +53,8 @@ Recommended properties :
identifier is saved in OOB area. If not present
false.
+- ti,davinci-nosubpage-write: disable subpage write for the device
+
Deprecated properties:
- ti,davinci-ecc-mode: operation mode of the NAND ecc mode. ECC mode
diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index 4615d79..3ba058d 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -581,6 +581,9 @@ static struct davinci_nand_pdata
of_property_read_bool(pdev->dev.of_node,
"ti,davinci-nand-use-bbt"))
pdata->bbt_options = NAND_BBT_USE_FLASH;
+ if (of_property_read_bool(pdev->dev.of_node,
+ "ti,davinci-no-subpage-write"))
+ pdata->options |= NAND_NO_SUBPAGE_WRITE;
}
return dev_get_platdata(&pdev->dev);
--
1.8.3.2
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