From: Michael Turquette <mike.turquette@linaro.org>
To: Rafael Wysocki <rjw@rjwysocki.net>,
rob.herring@linaro.org, arnd.bergmann@linaro.org, nm@ti.com,
broonie@kernel.org, sboyd@codeaurora.org
Cc: linaro-kernel@lists.linaro.org, linux-pm@vger.kernel.org,
grant.likely@linaro.org, olof@lixom.net, Sudeep.Holla@arm.com,
devicetree@vger.kernel.org, viswanath.puttagunta@linaro.org,
l.stach@pengutronix.de, thomas.petazzoni@free-electrons.com,
linux-arm-kernel@lists.infradead.org, ta.omasab@gmail.com,
kesavan.abhilash@gmail.com, khilman@linaro.org,
santosh.shilimkar@oracle.com,
Viresh Kumar <viresh.kumar@linaro.org>
Subject: Re: [PATCH V4 3/3] OPP: Add 'opp-next' in operating-points-v2 bindings
Date: Tue, 12 May 2015 14:47:14 -0700 [thread overview]
Message-ID: <20150512214714.16410.59831@quantum> (raw)
In-Reply-To: <1ee98ae5b45083e681c7f530e0ae9195e5636119.1430394884.git.viresh.kumar@linaro.org>
Quoting Viresh Kumar (2015-04-30 05:08:01)
> Many platforms require to switch to a intermediate frequency before
> switching to a final frequency. Or they can switch to only particular
> OPPs from any OPP.
>
> For these add another property in OPP-v2, 'opp-next'.
>
> Refer to the bindings for more details.
>
> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
We should never encode any aspect of the dvfs transition sequence into
DT. Raw data such as clock frequency or supply voltage might be OK, but
the programming steps should be left entirely to drivers.
So this patch gets a NAK from me.
Regards,
Mike
prev parent reply other threads:[~2015-05-12 21:47 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-30 12:07 [PATCH V4 0/3] OPP: Introduce OPP (V2) bindings Viresh Kumar
[not found] ` <cover.1430394884.git.viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-04-30 12:07 ` [PATCH V4 1/3] OPP: Redefine bindings to overcome shortcomings Viresh Kumar
[not found] ` <d225e73f183e01fa0b71e4b9248b6a19a3f7d697.1430394884.git.viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-05-04 12:12 ` Mark Brown
2015-05-05 10:48 ` Viresh Kumar
2015-05-05 10:57 ` Mark Brown
[not found] ` <20150505105714.GA22845-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2015-05-05 11:43 ` Viresh Kumar
2015-05-05 17:12 ` Mark Brown
2015-05-06 6:53 ` Viresh Kumar
2015-05-07 5:52 ` Stephen Boyd
2015-05-07 11:02 ` Mark Brown
2015-05-07 21:18 ` Stephen Boyd
2015-05-07 22:18 ` Mark Brown
[not found] ` <20150507221842.GW22845-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2015-05-08 6:47 ` Viresh Kumar
2015-05-08 10:58 ` Mark Brown
2015-05-08 11:01 ` Viresh Kumar
2015-05-11 1:07 ` Nishanth Menon
2015-05-12 5:20 ` Viresh Kumar
2015-05-12 19:01 ` Michael Turquette
2015-05-12 19:14 ` Nishanth Menon
2015-05-12 19:41 ` Mark Brown
2015-05-12 19:57 ` Nishanth Menon
2015-05-13 11:54 ` Mark Brown
[not found] ` <20150513115422.GQ3066-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2015-05-13 14:24 ` Nishanth Menon
2015-05-13 15:07 ` Mark Brown
2015-05-13 15:43 ` Nishanth Menon
2015-05-07 12:13 ` Viresh Kumar
2015-05-07 21:30 ` Stephen Boyd
2015-05-08 6:49 ` Viresh Kumar
2015-05-11 1:02 ` Nishanth Menon
2015-05-12 5:16 ` Viresh Kumar
2015-05-12 16:04 ` Nishanth Menon
2015-05-13 5:05 ` Viresh Kumar
2015-05-13 15:00 ` Nishanth Menon
2015-05-13 15:16 ` Mark Brown
2015-05-13 16:14 ` Nishanth Menon
2015-05-13 16:21 ` Mark Brown
2015-05-13 16:34 ` Nishanth Menon
2015-05-12 16:19 ` Felipe Balbi
2015-05-13 4:45 ` Viresh Kumar
2015-05-12 21:42 ` Michael Turquette
2015-05-13 8:55 ` Viresh Kumar
2015-05-13 11:03 ` Mark Brown
2015-05-14 0:32 ` Michael Turquette
[not found] ` <CAKohpokeKtcJdrBcPZBBPR2zfJgpvuM_=wRaX5q1Uto2qx1oHQ@mail.gmail.com>
2015-05-15 14:15 ` Viresh Kumar
2015-05-15 15:43 ` Nishanth Menon
2015-05-15 17:27 ` Rob Herring
2015-05-21 6:02 ` Nishanth Menon
2015-05-22 14:04 ` Viresh Kumar
2015-05-22 16:04 ` Rob Herring
2015-05-22 17:42 ` Nishanth Menon
2015-05-26 5:25 ` Viresh Kumar
2015-05-20 0:51 ` Stephen Boyd
2015-05-20 2:07 ` Viresh Kumar
2015-05-20 19:39 ` Stephen Boyd
2015-05-21 4:33 ` Viresh Kumar
2015-05-25 11:59 ` Viresh Kumar
2015-04-30 12:08 ` [PATCH V4 2/3] OPP: Allow multiple OPP tables to be passed via DT Viresh Kumar
2015-05-12 16:09 ` Nishanth Menon
2015-05-13 4:41 ` Viresh Kumar
2015-05-20 0:52 ` Stephen Boyd
2015-04-30 12:08 ` [PATCH V4 3/3] OPP: Add 'opp-next' in operating-points-v2 bindings Viresh Kumar
2015-05-12 21:47 ` Michael Turquette [this message]
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