From mboxrd@z Thu Jan 1 00:00:00 1970 From: adrian.hunter@nokia.com (Adrian Hunter) Date: Thu, 9 Dec 2010 11:22:50 +0200 Subject: [PATCH 2/2] OMAP2/3: OneNAND: add 104MHz support Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 9f322f1..d0894ca 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c @@ -721,6 +721,9 @@ 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