From 4931445b94f49672028b81ace9d4eee8ddf19ab2 Mon Sep 17 00:00:00 2001 From: Adrian Hunter Date: Thu, 9 Dec 2010 11:22:50 +0200 Subject: [PATCH] OMAP2/3: OneNAND: add 104MHz support Add GPMC timings for 104MHz OneNAND. Signed-off-by: Adrian Hunter Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/gpmc-onenand.c | 9 +++++++++ drivers/mtd/onenand/omap2.c | 3 +++ 2 files changed, 12 insertions(+) diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c index 1db606ca007e..3a7d25fb00ef 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 9f322f1a7f22..d0894ca7798b 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 -- 2.20.1