* [PATCH 2/2] OMAP2/3: OneNAND: add 104MHz support
@ 2010-12-09 9:22 Adrian Hunter
0 siblings, 0 replies; 2+ messages in thread
From: Adrian Hunter @ 2010-12-09 9:22 UTC (permalink / raw)
To: linux-arm-kernel
Add GPMC timings for 104MHz OneNAND.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
---
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
^ permalink raw reply related [flat|nested] 2+ messages in thread* [PATCH 0/2] Add 104MHz support for OMAP OneNAND
@ 2010-12-21 19:44 Adrian Hunter
2010-12-21 19:44 ` [PATCH 2/2] OMAP2/3: OneNAND: add 104MHz support Adrian Hunter
0 siblings, 1 reply; 2+ messages in thread
From: Adrian Hunter @ 2010-12-21 19:44 UTC (permalink / raw)
To: linux-arm-kernel
Hi
Here is OMAP2/3: OneNAND: add 104MHz support.
Adrian Hunter (2):
OMAP2/3: GPMC: put sync_clk value in picoseconds instead of nanoseconds
OMAP2/3: OneNAND: add 104MHz support
arch/arm/mach-omap2/gpmc-nand.c | 2 +-
arch/arm/mach-omap2/gpmc-onenand.c | 19 ++++++++++++++-----
arch/arm/mach-omap2/gpmc.c | 12 +++++++++++-
arch/arm/mach-omap2/usb-tusb6010.c | 4 ++--
arch/arm/plat-omap/include/plat/gpmc.h | 9 +++++----
drivers/mtd/onenand/omap2.c | 3 +++
6 files changed, 36 insertions(+), 13 deletions(-)
Regards
Adrian
^ permalink raw reply [flat|nested] 2+ messages in thread
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