Re: [PATCH 3/8] clk: tegra114: add LP1 suspend/resume support

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On 07/26/2013 03:15 AM, Joseph Lo wrote:
> When the system suspends to LP1, the clock of the CPU would be switched to
> CLK_M (12MHz Oscillator) during suspend/resume flow. The clock driver
> needs to restore the clock of CPU after LP1 resume.

It's unclear to me how the code change implements "restore the clock of
the CPU". A register name of CCLKG_BURST_POLICY doesn't sound like it's
anything to do with enabled/disabling the CPU clock, nor configuring its
rate. What exactly does this register do, and hence what does this new
code actually restore?

Why don't Tegra20/30 need a similar change?
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