On Tue, Apr 24, 2012 at 15:36:43, Shilimkar, Santosh wrote: > On Tue, Apr 24, 2012 at 3:15 PM, Vaibhav Hiremath <hvaibhav@xxxxxx> wrote: > > Current OMAP code supports couple of clocksource options based > > on compilation flag (CONFIG_OMAP_32K_TIMER). The 32KHz sync-timer > > and a gptimer which can run on 32KHz or system clock (e.g 38.4 MHz) > > > > This patch series cleans up the existing 32k-sync timer implementation > > without any major code changes, uses kernel parameter to override > > the default clocksource of "counter_32k", also in order to support > > some OMAP based derivative SoCs like AM33XX which doesn't have > > 32K sync-timer hardware IP, adds hwmod lookup for omap2+ > > devices, and if lookup fails then fall back to gp-timer. > > > > if(use_gptimer_clksrc == true) > > gptimer clocksource init; > > else if (counter_32 init == false) > > /* Fallback to gptimer */ > > gptimer clocksource init(; > > > > With this, we should be able to support multi-omap boot > > including devices with/without 32k-sync timer. > > > > This patch-series has been boot tested on AM37xEVM platform, it > > would be helpful if somebody help me to validate it on OMAP1/2 > > platforms. > > > > The patches are also available at - > > https://github.com/hvaibhav/am335x-linux 32ksync-timer-cleanup > > > > History: > > ======== > > Changes from V3: > > http://www.mail-archive.com/linux-omap@xxxxxxxxxxxxxxx/msg66462.html > > - Fixed all review comments from Kevin H > > * Moved counter_32k CR register offset handling to > > counter_32k.c file, so now, calling funtion don't have > > to maintain or add offset to base addr. > > * Added comment for funtion omap_init_clocksource_32k() > > * Used resource_size() for calculate size > > * Convert WARN_ON to pr_warn > > > Have given my reviewed-by on v2. Just quickly scanned the series > based on above minor updates. > Feel free to add, > > Sorry, I missed to add your Reviewed-by here. I believe this should be now last version, and should get merged by either Tony or Paul. Tony & Paul, Note to add line, "Reviewed-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx>" Thanks, Vaibhav -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
