Thread (48 messages) 48 messages, 5 authors, 2015-09-16

[PATCH v4 2/2] dt: power: st: Provide bindings for ST's OPPs

From: Lee Jones <hidden>
Date: 2015-09-10 08:32:02
Also in: linux-devicetree, linux-pm, lkml

On Thu, 10 Sep 2015, Viresh Kumar wrote:
On 09-09-15, 17:57, Stephen Boyd wrote:
quoted
I think it will work for qcom use cases.
Thanks for the Rant Rob, it finally got me moving :)
quoted
We can collapse the
tables down to one node and have speed bin and version as the
opp-supported-hw property. The opp-microvolt-names property would
I am probably going to remove opp-microvolt-names property as well, if
we are going to use separate entries for all voltage ranges in OPP
node. i.e. two voltage ranges, slow and fast, like this:

                     regulator A       regulator B
opp-microvolt-slow = <tarA minA maxA>, <tarB minB maxB>;
opp-microvolt-fast = <tarA minA maxA>, <tarB minB maxB>;
quoted
be where we put the different voltage bins. What about the other
properties like opp-microamp or opp-suspend? Will all of those
Lets keep them as is for now, unless we have a real user.
quoted
also get *-names properties to index into them based on some
string? I don't actually need those for my devices, but I'm just
pointing it out in case someone else wants to compress tables but
they have different microamps or clock latencies, etc.

Finally, does this mean we will get rid of operating-points-names?
That's the next thing I wanted to ask from Rob. We are surely not
going to use them and there are no users or kernel code to support
them today. Can we get rid of them from the DT ?
I think you answered your own question.

No users == !ABI == Strip it out.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org ? Open source software for ARM SoCs
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