From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Date: Thu, 7 Nov 2013 15:17:12 +0000 (-0300)
Subject: mtd: nand: pxa3xx: Prevent sub-page writes
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=664c7f5e81df12b5cac873a25fa9ac9cc90c13c3;p=openwrt%2Fstaging%2Fblogic.git

mtd: nand: pxa3xx: Prevent sub-page writes

The current driver doesn't support sub-page writing, so report
that to the NAND core.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Tested-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index f7c004d7cf4f..c10cb06884f9 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -1145,6 +1145,7 @@ static int alloc_nand_resource(struct platform_device *pdev)
 		chip->read_byte		= pxa3xx_nand_read_byte;
 		chip->read_buf		= pxa3xx_nand_read_buf;
 		chip->write_buf		= pxa3xx_nand_write_buf;
+		chip->options		|= NAND_NO_SUBPAGE_WRITE;
 	}
 
 	spin_lock_init(&chip->controller->lock);