linux-kernel - Re: [PATCH v2 1/3] dt-bindings: hwmon: Add IBM OCC bindings

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAL_JsqLS2RdUVOA51YibxzY+Npd1GG6NQJTkid8Ppm2mLEFtgQ@mail.gmail.com>
Date:   Wed, 10 Aug 2022 11:31:06 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Eddie James <eajames@...ux.ibm.com>
Cc:     joel@....id.au, jdelvare@...e.com, linux@...ck-us.net,
        krzysztof.kozlowski+dt@...aro.org, linux-hwmon@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-fsi@...ts.ozlabs.org
Subject: Re: [PATCH v2 1/3] dt-bindings: hwmon: Add IBM OCC bindings

On Tue, Aug 9, 2022 at 2:07 PM Eddie James <eajames@...ux.ibm.com> wrote:
>
> These bindings describe the POWER processor On Chip Controller accessed
> from a service processor or baseboard management controller (BMC).
>
> Signed-off-by: Eddie James <eajames@...ux.ibm.com>
> ---
>  .../bindings/hwmon/ibm,occ-hwmon.yaml         | 39 +++++++++++++++++++
>  1 file changed, 39 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwmon/ibm,occ-hwmon.yaml

What about Documentation/devicetree/bindings/hwmon/ibm,p8-occ-hwmon.txt?

> diff --git a/Documentation/devicetree/bindings/hwmon/ibm,occ-hwmon.yaml b/Documentation/devicetree/bindings/hwmon/ibm,occ-hwmon.yaml
> new file mode 100644
> index 000000000000..3dbdc5af2804
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/ibm,occ-hwmon.yaml
> @@ -0,0 +1,39 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwmon/ibm,occ-hwmon.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: IBM On-Chip Controller (OCC) accessed from a service processor
> +
> +maintainers:
> +  - Eddie James <eajames@...ux.ibm.com>
> +
> +description: |

Don't need '|' if there is no formatting.

> +  The POWER processor On-Chip Controller (OCC) helps manage power and
> +  thermals for the system. A service processor or baseboard management
> +  controller can query the OCC for it's power and thermal data to report

s/it's/its/

> +  through hwmon.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - ibm,p9-occ-hwmon
> +      - ibm,p10-occ-hwmon
> +
> +  ibm,no-poll-on-init:
> +    description: This property describes whether or not the OCC should
> +      be polled during driver initialization.
> +    type: boolean
> +
> +required:
> +  - compatible
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    hwmon {
> +        compatible = "ibm,p10-occ-hwmon";
> +        ibm,no-poll-on-init;

How does one access this device? There is no address.

> +    };

> --
> 2.31.1
>