linux-kernel - Re: [PATCH v2 12/14] arm64: dts: qcom: sc7280: Add SPMI PMIC arbiter device for SC7280

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Date:   Wed, 03 Mar 2021 16:12:12 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Rajendra Nayak <rnayak@...eaurora.org>, agross@...nel.org,
        bjorn.andersson@...aro.org, robh+dt@...nel.org
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, satya priya <skakit@...eaurora.org>,
        Rajendra Nayak <rnayak@...eaurora.org>
Subject: Re: [PATCH v2 12/14] arm64: dts: qcom: sc7280: Add SPMI PMIC arbiter device for SC7280

Quoting Rajendra Nayak (2021-03-03 04:17:56)
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index fe4fdb9..aa6f847 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -239,6 +239,25 @@
>                         interrupt-controller;
>                 };
>  
> +               spmi_bus: spmi@...0000 {
> +                       compatible = "qcom,spmi-pmic-arb";
> +                       reg = <0 0x0c440000 0 0x1100>,
> +                             <0 0x0c600000 0 0x2000000>,
> +                             <0 0x0e600000 0 0x100000>,
> +                             <0 0x0e700000 0 0xa0000>,
> +                             <0 0x0c40a000 0 0x26000>;
> +                       reg-names = "core", "chnls", "obsrvr", "intr", "cnfg";
> +                       interrupt-names = "periph_irq";
> +                       interrupts-extended = <&pdc 1 IRQ_TYPE_LEVEL_HIGH>;
> +                       qcom,ee = <0>;
> +                       qcom,channel = <0>;
> +                       #address-cells = <1>;
> +                       #size-cells = <1>;

I see the binding says these should be 2 instead of 1 but I suspect that
is incorrect.

> +                       interrupt-controller;
> +                       #interrupt-cells = <4>;
> +                       cell-index = <0>;

Is cell-index used? Please remove as I don't see it used anywhere and
not in the binding.

> +               };
> +
>                 tlmm: pinctrl@...0000 {
>                         compatible = "qcom,sc7280-pinctrl";
>                         reg = <0 0x0f100000 0 0x1000000>;