[PATCH] ARM: OMAP4: clock: Add CPU local timer clock node

Tony Lindgren tony at atomide.com
Fri Dec 16 14:46:48 EST 2011


* Paul Walmsley <paul at pwsan.com> [111216 03:31]:
> 
> From: Santosh Shilimkar <santosh.shilimkar at ti.com>
> 
> Local timer clock is sourced from the CPU clock and hence changes
> along with CPU clock. These per CPU local timers are used as
> clock-events, so they need to be reconfigured on CPU frequency
> change as part of CPUfreq governor.
> 
> Newly introduced clockevents_reconfigure() needs to know the
> twd clock-rate. Provide a clock-node to make clk_get_rate() work
> for TWD.
> 
> Signed-off-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Cc: Paul Walmsley <paul at pwsan.com>
> Cc: Kevin Hilman <khilman at ti.com>
> [paul at pwsan.com: renamed clock node to 'mpu_periphclk' to indicate that this
>  is the Cortex-A9 MPCore subsystem clock PERIPHCLK (DDI 0407G); moved
>  clock and clkdev entries to match the autogenerated script output]
> Signed-off-by: Paul Walmsley <paul at pwsan.com>
> 
> ---
> This version 3 has been updated by Santosh to use "smp_twd" as the dev_id 
> and a NULL con_id, to match Linus Walleij's code.

Thanks applying into fixes-non-critical-part2.

Regards,

Tony



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