linux-kernel - [PATCH] [MTD] [NAND] pxa3xx: fix timing and cmdset for samsung2GbX8

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Message-Id: <1281948641.29696.1.camel@mola>
Date:	Mon, 16 Aug 2010 16:50:41 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	David Woodhouse <dwmw2@...radead.org>,
	Eric Miao <eric.y.miao@...il.com>,
	linux-mtd@...ts.infradead.org
Subject: [PATCH] [MTD] [NAND] pxa3xx: fix timing and cmdset for samsung2GbX8

This patch adds timing settings for samsung2GbX8 and
fixes the cmdset settings. samsung2GbX8 is large page.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/mtd/nand/pxa3xx_nand.c |   16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 4d89f37..47c0442 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -227,9 +227,21 @@ static struct pxa3xx_nand_flash samsung512MbX16 = {
 	.chip_id	= 0x46ec,
 };
 
+static struct pxa3xx_nand_timing samsung2GbX8_timing = {
+	.tCH	= 5,
+	.tCS	= 20,
+	.tWH	= 10,
+	.tWP	= 12,
+	.tRH	= 10,
+	.tRP	= 12,
+	.tR	= 25000,
+	.tWHR	= 60,
+	.tAR	= 10,
+};
+
 static struct pxa3xx_nand_flash samsung2GbX8 = {
-	.timing		= &samsung512MbX16_timing,
-	.cmdset		= &smallpage_cmdset,
+	.timing		= &samsung2GbX8_timing,
+	.cmdset		= &largepage_cmdset,
 	.page_per_block	= 64,
 	.page_size	= 2048,
 	.flash_width	= 8,
-- 
1.7.2



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