linux-kernel - Re: [PATCH v2 1/2] Add DT bindings schema for PVT controller

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Message-ID: <20200928181511.GB3012847@bogus>
Date:   Mon, 28 Sep 2020 13:15:11 -0500
From:   Rob Herring <robh@...nel.org>
To:     Rahul Tanwar <rahul.tanwar@...ux.intel.com>
Cc:     jdelvare@...e.com, linux@...ck-us.net, p.zabel@...gutronix.de,
        linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, andriy.shevchenko@...el.com,
        songjun.Wu@...el.com, cheol.yong.kim@...el.com,
        qi-ming.wu@...el.com, rtanwar@...linear.com
Subject: Re: [PATCH v2 1/2] Add DT bindings schema for PVT controller

On Mon, Sep 28, 2020 at 05:44:18PM +0800, Rahul Tanwar wrote:
> PVT controller (MR75203) is used to configure & control
> Moortec embedded analog IP which contains temprature sensor(TS),
> voltage monitor(VM) & process detector(PD) modules.
> 
> Add DT bindings schema for PVT controller.
> 
> Signed-off-by: Rahul Tanwar <rahul.tanwar@...ux.intel.com>
> ---
>  .../devicetree/bindings/hwmon/moortec,mr75203.yaml | 70 ++++++++++++++++++++++
>  1 file changed, 70 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
> new file mode 100644
> index 000000000000..858888461bfe
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/moortec,mr75203.yaml
> @@ -0,0 +1,70 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwmon/moortec,mr75203.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Moortec Semiconductor MR75203 PVT Controller bindings
> +
> +maintainers:
> +  - Rahul Tanwar <rtanwar@...linear.com>
> +
> +properties:
> +  compatible:
> +    const: moortec,mr75203
> +
> +  reg:
> +    items:
> +      - description: PVT common registers
> +      - description: PVT temprature sensor registers
> +      - description: PVT process detector registers
> +      - description: PVT voltage monitor registers
> +
> +  reg-names:
> +    items:
> +      - const: common
> +      - const: ts
> +      - const: pd
> +      - const: vm
> +
> +  vm-map:

Needs a vendor prefix and type reference.

> +    description:
> +      PVT controller has 5 VM (voltage monitor) sensors.
> +      vm-map defines CPU core to VM instance mapping. A
> +      value of 0xff means that VM sensor is unused.
> +    maxItems: 5
> +
> +  clocks:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +  "#thermal-sensor-cells":
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - reg-names
> +  - vm-map
> +  - clocks
> +  - resets
> +  - "#thermal-sensor-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    pvt: pvt@...80000 {
> +        compatible = "moortec,mr75203";
> +        reg = <0xe0680000 0x80
> +               0xe0680080 0x180
> +               0xe0680200 0x200
> +               0xe0680400 0xc00>;
> +        reg-names = "common", "ts", "pd", "vm";
> +        vm-map = [03 01 04 ff ff];
> +        clocks = <&osc0>;
> +        resets = <&rcu0 0x40 7>;
> +        #thermal-sensor-cells = <1>;
> +    };
> -- 
> 2.11.0
>