[PATCH v3 2/2] Documentation: devicetree: Add boost-frequency binding to list boost mode frequency
Nishanth Menon
nm at ti.com
Tue May 13 19:02:23 PDT 2014
On Tue, May 13, 2014 at 8:03 PM, Thomas Abraham <ta.omasab at gmail.com> wrote:
> From: Thomas Abraham <thomas.ab at samsung.com>
>
> Add a new optional boost-frequency binding for specifying the frequencies
> usable in boost mode.
>
> Cc: Nishanth Menon <nm at ti.com>
> Cc: Lukasz Majewski <l.majewski at samsung.com>
> Cc: Rob Herring <robh+dt at kernel.org>
> Cc: Pawel Moll <pawel.moll at arm.com>
> Cc: Mark Rutland <mark.rutland at arm.com>
> Cc: Ian Campbell <ijc+devicetree at hellion.org.uk>
> Cc: Kumar Gala <galak at codeaurora.org>
> Signed-off-by: Thomas Abraham <thomas.ab at samsung.com>
> ---
> .../devicetree/bindings/cpufreq/cpufreq-boost.txt | 11 +++++++++++
> 1 files changed, 11 insertions(+), 0 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/cpufreq/cpufreq-boost.txt
>
> diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-boost.txt b/Documentation/devicetree/bindings/cpufreq/cpufreq-boost.txt
> new file mode 100644
> index 0000000..d925e38
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-boost.txt
> @@ -0,0 +1,11 @@
> +* Device tree binding for CPU boost frequency (aka over-clocking)
> +
> +Certain CPU's can be operated in optional 'boost' mode (or sometimes referred as
> +overclocking) in which the CPU can operate in frequencies beyond the normal
"operate at"?
> +operating conditions.
"normal operating conditions" probably need a little bit of an
expansion here perhaps?
> +
> +Optional Properties:
> +- boost-frequency: list of frequencies in KHz to be used only in boost mode.
probably boost-frequencies?
> + This list should be a subset of frequencies listed in "operating-points"
> + property. Refer to Documentation/devicetree/bindings/power/opp.txt for
> + details about "operating-points" property.
an example is expected here.
personally, I think I understand the intent here, but as a hardware
description, will let folks comment if it is acceptable.
--
Regards,
Nishanth Menon
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