Tarun,

On 4/25/2011 3:11 PM, DebBarma, Tarun Kanti wrote:
In driver probe use sys_timer_reserved to identify which all timers
have already been used for clocksource and clockevent. Mark all those
timers as reserved so that no one else can use them.

Signed-off-by: Tarun Kanti DebBarma<tarun.ka...@ti.com>
---
Changed CONFIG_ARCH_OMAP2 to CONFIG_ARCH_OMAP2PLUS.

  arch/arm/plat-omap/dmtimer.c |    8 +++++++-
  1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index e15b3a8..14d01ec 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -554,7 +554,13 @@ static int __devinit omap_dm_timer_probe(struct 
platform_device *pdev)
        timer->id = pdev->id;
        timer->irq = irq->start;
        timer->pdev = pdev;
-       timer->reserved = 0;
+#if defined(CONFIG_ARCH_OMAP2PLUS)

Do you really need this. You might want to reserve timer on
OMAP1 as well. Avoid #ifdefery

+       /* Mark clocksource and clockevent timers as reserved */
+       if ((sys_timer_reserved>>  (pdev->id - 1))&  0x1)
+               timer->reserved = 1;
+       else
+#endif
+               timer->reserved = 0;

         /* Skip pm_runtime_enable for OMAP1 */
        if (!pdata->needs_manual_reset)

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