lkml.org 
[lkml]   [2023]   [Feb]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/3] OPP: Simplify set_required_opp handling
On 24-02-23, 16:17, Jun Nie wrote:
> For the opp lib, this is right direction. We still need to find a method to
> pass devfreq device node to opp lib, just genpd_virt_devs for power domain.

I am not really sure I understood it all. What is "device node" ? DT node or
struct device ? What exactly do you need ?

> But I am not clear below is the right way yet and this also involves wider
> changes. Or the opp's owner, devfreq device can be referred via opp lib?
> If so, we do not need to add devfreq-devs to cpu node at all.
>
> cpu1: cpu@101 {
> compatible = "arm,cortex-a53";
> device_type = "cpu";
> power-domains = <&cpr>;
> power-domain-names = "cpr";
> devfreq-devs = <&cci>;
> devfreq-names = "cci";

Why do you need these ?

> operating-points-v2 = <&cluster1_opp_table>;
> };
>
> opp-200000000 {
> opp-hz = /bits/ 64 <200000000>;
> required-opps = <&cpr_opp3>, <&cci_opp1>;

This looks fine though.

> };

--
viresh

\
 
 \ /
  Last update: 2023-03-27 00:36    [W:1.267 / U:0.204 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site