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SubjectRe: [RESEND PATCH v2 3/3] cpufreq: brcmstb-avs-cpufreq: add debugfs support
On 30-09-16, 14:56, Markus Mayer wrote:
> In order to aid debugging, we add a debugfs interface to the driver
> that allows direct interaction with the AVS co-processor.
> The debugfs interface provides a means for reading all and writing some
> of the mailbox registers directly from the shell prompt and enables a
> user to execute the communications protocol between ARM CPU and AVS CPU
> step-by-step.
> This interface should be used for debugging purposes only.
> Signed-off-by: Markus Mayer <>
> ---
> drivers/cpufreq/brcmstb-avs-cpufreq.c | 319 ++++++++++++++++++++++++++++++++++
> 1 file changed, 319 insertions(+)

I am not sure how much useful this is going to be, but I don't have
any concerns against this as well.

Acked-by: Viresh Kumar <>


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