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

From: Rob Herring
Date: Wed Aug 10 2022 - 13:31:26 EST


On Tue, Aug 9, 2022 at 2:07 PM Eddie James <eajames@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxx>
> ---
> .../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@xxxxxxxxxxxxx>
> +
> +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
>