From 292221e1837e0cf97d835f40c506ef8a72dc1e44 Mon Sep 17 00:00:00 2001
From: Holger Brunck <holger.brunck@keymile.com>
Date: Fri, 15 Aug 2014 10:51:47 +0200
Subject: arm/kirkwood/nand: allow forced disabling for subpage writes

Make it configurable to disable subpage writes like the DaVinci NAND
driver already does.

Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
cc: Valentin Longchamp <valentin.longchamp@keymile.com>
cc: Prafulla Wadaskar <prafulla@marvell.com>
cc: Scott Wood <scottwood@freescale.com>
---
 drivers/mtd/nand/kirkwood_nand.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'drivers/mtd/nand')

diff --git a/drivers/mtd/nand/kirkwood_nand.c b/drivers/mtd/nand/kirkwood_nand.c
index 72687a1da3..3e5fb0cd65 100644
--- a/drivers/mtd/nand/kirkwood_nand.c
+++ b/drivers/mtd/nand/kirkwood_nand.c
@@ -58,6 +58,9 @@ void kw_nand_select_chip(struct mtd_info *mtd, int chip)
 int board_nand_init(struct nand_chip *nand)
 {
 	nand->options = NAND_COPYBACK | NAND_CACHEPRG | NAND_NO_PADDING;
+#if defined(CONFIG_SYS_NAND_NO_SUBPAGE_WRITE)
+	nand->options |= NAND_NO_SUBPAGE_WRITE;
+#endif
 #if defined(CONFIG_NAND_ECC_BCH)
 	nand->ecc.mode = NAND_ECC_SOFT_BCH;
 #else
-- 
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