On 9/6/2012 12:34 AM, Jon Hunter wrote:
> This series includes several fixes for the OMAP DMTIMER driver and a few
> clean-ups to simplify some of the code. This series is based upon 3.6-rc4.
>
> Tested on OMAP5912 OSK, OMAP2420 H4, OMAP3430 Beagle and OMAP4430 Panda.
> Testing includes ...
> 1. Booting kernel on above boards
> 2. Set date and ensuring time of day is correct after 24 hours
> 3. Checking the timer counter is incrementing when configuring and starting
> a timer
> 4. Checking the timer overflow interrupt when timer expires.
> 5. Using different clock sources to operate the timer with.
> 6. Running a loop test overnight that continually runs test #3 and #4 for
> each available timer
>
On the other hand I have validated this patch-series on both AM37xEVM
and BeagleBone platform. I used the test code which you shared with me
to validate it.
AM33XX Clock tree needs minor change here,
diff --git a/arch/arm/mach-omap2/clock33xx_data.c
b/arch/arm/mach-omap2/clock33xx_data.c
index a4006b2..daa36a5 100644
--- a/arch/arm/mach-omap2/clock33xx_data.c
+++ b/arch/arm/mach-omap2/clock33xx_data.c
@@ -1070,6 +1070,8 @@ static struct omap_clk am33xx_clks[] = {
CLK(NULL, "gfx_fck_div_ck", &gfx_fck_div_ck,
CK_AM33XX),
CLK(NULL, "sysclkout_pre_ck", &sysclkout_pre_ck,
CK_AM33XX),
CLK(NULL, "clkout2_ck", &clkout2_ck, CK_AM33XX),
+ CLK(NULL, "timer_32k_ck", &clkdiv32k_ick, CK_AM33XX),
+ CLK(NULL, "timer_sys_ck", &sys_clkin_ck, CK_AM33XX),
};
int __init am33xx_clk_init(void)
Thanks,
Vaibhav
> Jon Hunter (10):
> ARM: OMAP3+: Implement timer workaround for errata i103 and i767
> ARM: OMAP: Fix timer posted mode support
> ARM: OMAP3: Correct HWMOD DMTIMER SYSC register declarations
> ARM: OMAP2/3: Define HWMOD software reset status for DMTIMERs
> ARM: OMAP2+: Don't use __omap_dm_timer_reset()
> ARM: OMAP: Fix dmtimer reset for timer1
> ARM: OMAP: Clean-up dmtimer reset code
> ARM: OMAP: Clean-up timer posted mode support
> ARM: OMAP: Add dmtimer interrupt disable function
> ARM: OMAP: Remove unnecessary call to clk_get()
>
> arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c | 15 ++-
> arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 41 ++++----
> arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 4 +
> arch/arm/mach-omap2/timer.c | 27 +++--
> arch/arm/plat-omap/dmtimer.c | 109 +++++++++++++-------
> arch/arm/plat-omap/include/plat/dmtimer.h | 95 ++++++++++-------
> 6 files changed, 184 insertions(+), 107 deletions(-)
>
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