From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.nokia.com ([147.243.128.24] helo=mgw-da01.nokia.com) by canuck.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1PS7PP-00039q-Ew for linux-mtd@lists.infradead.org; Mon, 13 Dec 2010 12:21:44 +0000 From: Adrian Hunter To: David Woodhouse Date: Mon, 13 Dec 2010 14:21:14 +0200 Message-Id: <20101213122114.20685.55182.sendpatchset@ahunter-work.research.nokia.com> In-Reply-To: <20101213122042.20685.52929.sendpatchset@ahunter-work.research.nokia.com> References: <20101213122042.20685.52929.sendpatchset@ahunter-work.research.nokia.com> Subject: [PATCH 5/7] OMAP2/3: OneNAND: add 104MHz support Cc: Tony Lindgren , Kyungmin Park , Adrian Hunter , linux-mtd Mailing List , Artem Bityutskiy List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , >>From ab0260a2cc3b17b98fa918dee34e129c3ff2b9b6 Mon Sep 17 00:00:00 2001 From: Adrian Hunter Date: Thu, 9 Dec 2010 11:22:50 +0200 Subject: [PATCH 5/7] OMAP2/3: OneNAND: add 104MHz support Add GPMC timings for 104MHz OneNAND. Signed-off-by: Adrian Hunter --- arch/arm/mach-omap2/gpmc-onenand.c | 9 +++++++++ drivers/mtd/onenand/omap2.c | 3 +++ 2 files changed, 12 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c index 1db606c..3a7d25f 100644 --- a/arch/arm/mach-omap2/gpmc-onenand.c +++ b/arch/arm/mach-omap2/gpmc-onenand.c @@ -173,6 +173,15 @@ static int omap2_onenand_set_sync_mode(struct omap_onenand_platform_data *cfg, } switch (freq) { + case 104: + min_gpmc_clk_period = 9600; /* 104 MHz */ + t_ces = 3; + t_avds = 4; + t_avdh = 2; + t_ach = 3; + t_aavdh = 6; + t_rdyo = 9; + break; case 83: min_gpmc_clk_period = 12000; /* 83 MHz */ t_ces = 5; diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c index 1a07bfc..ac31f46 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c @@ -767,6 +767,9 @@ static int __devinit omap2_onenand_probe(struct platform_device *pdev) case 3: c->freq = 83; break; + case 4: + c->freq = 104; + break; } #ifdef CONFIG_MTD_PARTITIONS -- 1.7.0.4