Thread (16 messages) 16 messages, 6 authors, 2021-06-18

Re: [PATCH v2 1/3] dt-bindings: power: Introduce 'assigned-performance-states' property

From: Rob Herring <robh+dt@kernel.org>
Date: 2021-05-27 14:27:06
Also in: linux-arm-msm, linux-pm, lkml

On Thu, May 27, 2021 at 9:23 AM Rob Herring [off-list ref] wrote:
On Thu, 27 May 2021 11:42:27 +0530, Rajendra Nayak wrote:
quoted
While most devices within power-domains which support performance states,
scale the performance state dynamically, some devices might want to
set a static/default performance state while the device is active.
These devices typically would also run off a fixed clock and not support
dynamically scaling the device's performance, also known as DVFS techniques.
Add a property 'assigned-performance-states' which client devices can
use to set this default performance state on their power-domains.

Signed-off-by: Rajendra Nayak <redacted>
---
 .../devicetree/bindings/power/power-domain.yaml    | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)
My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
on your patch (DT_CHECKER_FLAGS is new in v5.13):

yamllint warnings/errors:
./Documentation/devicetree/bindings/power/power-domain.yaml:72:8: [warning] wrong indentation: expected 6 but found 7 (indentation)

dtschema/dtc warnings/errors:
Documentation/devicetree/bindings/power/power-domain.example.dt.yaml:0:0: /example-3/power-controller@43210000/opp-table: failed to match any schema with compatible: ['operating-points-v2']
You don't really need to worry about this one as it is already a
warning (but patches welcome if someone wants to convert the OPP
binding).

Rob
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