linux-kernel - Re: [PATCH 5/8] OPP: Allow multiple clocks for a device

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Date:   Thu, 30 Jun 2022 10:38:34 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>,
        Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
        Stephen Boyd <sboyd@...nel.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/8] OPP: Allow multiple clocks for a device

On 10/06/2022 10:20, Viresh Kumar wrote:
> This patch adds support to allow multiple clocks for a device.
> 
> The design is pretty much similar to how this is done for regulators,
> and platforms can supply their own version of the config_clks() callback
> if they have multiple clocks for their device. The core manages the
> calls via opp_table->config_clks() eventually.
> 
> We have kept both "clk" and "clks" fields in the OPP table structure and
> the reason is provided as a comment in _opp_set_clknames(). The same
> isn't done for "rates" though and we use rates[0] at most of the places
> now.
> 
> Co-developed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> ---
>  drivers/opp/core.c     | 165 ++++++++++++++++++++++++++++-------------
>  drivers/opp/debugfs.c  |  27 ++++++-
>  drivers/opp/of.c       |  67 +++++++++++++----

I don't see bindings change here, but I think you included my pieces of
code related to parsing multiple opp-hz. Is that correct? If so, you
need to pick up the bindings patch as well.

Best regards,
Krzysztof