linux-kernel - Re: [PATCH 3/8] arm64: dts: qcom: sdm630: Add tsens node

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Message-ID: <CAHLCerOAM5j+gZWP9MUuGZ+TQfBg4Z=GoEdUfxBTwtEs5TqUuw@mail.gmail.com>
Date:   Wed, 24 Jun 2020 17:14:08 +0530
From:   Amit Kucheria <amit.kucheria@...aro.org>
To:     Konrad Dybcio <konradybcio@...il.com>
Cc:     skrzynka@...radybcio.pl, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Rajendra Nayak <rnayak@...eaurora.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>,
        Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [PATCH 3/8] arm64: dts: qcom: sdm630: Add tsens node

On Tue, Jun 23, 2020 at 11:39 PM Konrad Dybcio <konradybcio@...il.com> wrote:
>
> Enable tsens on this SoC using tsens-v2 driver.
>
> Signed-off-by: Konrad Dybcio <konradybcio@...il.com>
> ---
>  .../devicetree/bindings/thermal/qcom-tsens.yaml       |  1 +
>  arch/arm64/boot/dts/qcom/sdm630.dtsi                  | 11 +++++++++++
>  2 files changed, 12 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> index d7be931b42d2..d89d5acd6e2a 100644
> --- a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> +++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> @@ -39,6 +39,7 @@ properties:
>                - qcom,msm8996-tsens
>                - qcom,msm8998-tsens
>                - qcom,sc7180-tsens
> +              - qcom,sdm630-tsens
>                - qcom,sdm845-tsens
>            - const: qcom,tsens-v2
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm630.dtsi b/arch/arm64/boot/dts/qcom/sdm630.dtsi
> index ea85f28032d2..92bf4ae6a590 100644
> --- a/arch/arm64/boot/dts/qcom/sdm630.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm630.dtsi
> @@ -566,6 +566,17 @@ anoc2_smmu: iommu@...0000 {
>                                 <GIC_SPI 474 IRQ_TYPE_LEVEL_HIGH>;
>                 };
>
> +               tsens: thermal-sensor@...e000 {
> +                       compatible = "qcom,sdm630-tsens", "qcom,tsens-v2";
> +                       reg = <0x010ae000 0x1000>, /* TM */
> +                                 <0x010ad000 0x1000>; /* SROT */
> +                       #qcom,sensors = <12>;
> +                       interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>,
> +                                        <GIC_SPI 430 IRQ_TYPE_LEVEL_HIGH>;
> +                       interrupt-names = "uplow", "critical";
> +                       #thermal-sensor-cells = <1>;
> +               };
> +

There should be 2 tsens controllers on this platform, the first at
0x010AA000, the other at 0x010AD000.

>                 tcsr_mutex_regs: syscon@...0000 {
>                         compatible = "syscon";
>                         reg = <0x01f40000 0x20000>;
> --
> 2.27.0
>