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From: Rob Herring <robh+dt@kernel.org>
To: Stefan Wahren <stefan.wahren@i2se.com>
Cc: Zhang Rui <rui.zhang@intel.com>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Amit Kucheria <amit.kucheria@verdurent.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	"open list:THERMAL" <linux-pm@vger.kernel.org>,
	"moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
	<linux-arm-kernel@lists.infradead.org>,
	"maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE" 
	<bcm-kernel-feedback-list@broadcom.com>,
	devicetree@vger.kernel.org
Subject: Re: [PATCH V5 1/4] dt-bindings: Add Broadcom AVS RO thermal
Date: Thu, 16 Jan 2020 11:33:27 -0600
Message-ID: <CAL_Jsq+w0KGE-=XkAwpdqh67pH=V34ETCy8X92L_u1=_8xuKCg@mail.gmail.com> (raw)
In-Reply-To: <1578941778-23321-2-git-send-email-stefan.wahren@i2se.com>

On Mon, Jan 13, 2020 at 12:56 PM Stefan Wahren <stefan.wahren@i2se.com> wrote:
>
> Since the BCM2711 doesn't have a AVS TMON block, the thermal information
> must be retrieved from the AVS ring oscillator block. This block is part
> of the AVS monitor which contains a bunch of raw sensors.
>
> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
> Reviewed-by: Rob Herring <robh@kernel.org>
> Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
> ---
>  .../bindings/thermal/brcm,avs-ro-thermal.yaml      | 45 ++++++++++++++++++++++
>  1 file changed, 45 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/thermal/brcm,avs-ro-thermal.yaml

The example fails 'make dt_binding_check':

/builds/robherring/linux-dt-bindings/Documentation/devicetree/bindings/thermal/brcm,avs-ro-thermal.example.dt.yaml:
thermal: 'reg' is a required property

> diff --git a/Documentation/devicetree/bindings/thermal/brcm,avs-ro-thermal.yaml b/Documentation/devicetree/bindings/thermal/brcm,avs-ro-thermal.yaml
> new file mode 100644
> index 0000000..98e7b57
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/thermal/brcm,avs-ro-thermal.yaml
> @@ -0,0 +1,45 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/thermal/brcm,avs-ro-thermal.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Broadcom AVS ring oscillator thermal
> +
> +maintainers:
> +  - Stefan Wahren <wahrenst@gmx.net>
> +
> +description: |+
> +  The thermal node should be the child of a syscon node with the
> +  required property:
> +
> +  - compatible: Should be one of the following:
> +                "brcm,bcm2711-avs-monitor", "syscon", "simple-mfd"
> +
> +  Refer to the the bindings described in
> +  Documentation/devicetree/bindings/mfd/syscon.txt
> +
> +properties:
> +  compatible:
> +    const: brcm,bcm2711-thermal
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +examples:
> +  - |
> +        avs-monitor@7d5d2000 {
> +                compatible = "brcm,bcm2711-avs-monitor",
> +                             "syscon", "simple-mfd";
> +                reg = <0x7d5d2000 0xf00>;
> +
> +                thermal: thermal {
> +                        compatible = "brcm,bcm2711-thermal";
> +                        #thermal-sensor-cells = <0>;

Also this is not documented. That's not caught because
'additionalProperties: false' is also needed.

Rob

  reply index

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-13 18:56 [PATCH V5 0/4] ARM: Enable thermal support for Raspberry Pi 4 Stefan Wahren
2020-01-13 18:56 ` [PATCH V5 1/4] dt-bindings: Add Broadcom AVS RO thermal Stefan Wahren
2020-01-16 17:33   ` Rob Herring [this message]
2020-01-16 18:23     ` Stefan Wahren
2020-01-16 18:26       ` Stefan Wahren
2020-01-13 18:56 ` [PATCH V5 2/4] thermal: Add BCM2711 thermal driver Stefan Wahren
2020-01-13 18:56 ` [PATCH V5 3/4] ARM: dts: bcm2711: Enable thermal Stefan Wahren
2020-01-13 20:13   ` Florian Fainelli
2020-01-13 18:56 ` [PATCH V5 4/4] ARM: configs: Build BCM2711 thermal as module Stefan Wahren
2020-01-13 19:10 ` [PATCH V5 0/4] ARM: Enable thermal support for Raspberry Pi 4 Daniel Lezcano
2020-01-13 19:20   ` Stefan Wahren
2020-01-13 19:24     ` Daniel Lezcano
2020-01-13 19:54       ` Nicolas Saenz Julienne
2020-01-15 23:44         ` Florian Fainelli

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