[PATCH 2/2] OMAP2/3: OneNAND: add 104MHz support
From: Adrian Hunter <hidden>
Date: 2010-12-21 19:44:48
Also in:
linux-arm-kernel
From 18fc2304f7e779b6a617595db1b465bdf38f330c Mon Sep 17 00:00:00 2001
From: Adrian Hunter <redacted> Date: Thu, 9 Dec 2010 11:22:50 +0200 Subject: [PATCH 2/2] OMAP2/3: OneNAND: add 104MHz support Add GPMC timings for 104MHz OneNAND. Signed-off-by: Adrian Hunter <redacted> --- 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
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1.7.0.4