linux-kernel - Re: [PATCH v3] arm64: dts: qcom: sc7280: Add WPSS remoteproc node

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Date:   Thu, 16 Sep 2021 17:55:04 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Rakesh Pillai <pillair@...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, sibis@...eaurora.org,
        mpubbise@...eaurora.org, kuabhs@...omium.org
Subject: Re: [PATCH v3] arm64: dts: qcom: sc7280: Add WPSS remoteproc node

Quoting Rakesh Pillai (2021-09-16 09:52:01)
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
> index 64fc22a..2b8bbcd 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
> @@ -1423,6 +1433,59 @@
>                         #power-domain-cells = <1>;
>                 };
>
> +               remoteproc_wpss: remoteproc@...0000 {
> +                       compatible = "qcom,sc7280-wpss-pil";
> +                       reg = <0 0x08a00000 0 0x10000>;
> +
> +                       interrupts-extended = <&intc GIC_SPI 587 IRQ_TYPE_EDGE_RISING>,
> +                                             <&wpss_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +                                             <&wpss_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
> +                                             <&wpss_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
> +                                             <&wpss_smp2p_in 3 IRQ_TYPE_EDGE_RISING>,
> +                                             <&wpss_smp2p_in 7 IRQ_TYPE_EDGE_RISING>;
> +                       interrupt-names = "wdog", "fatal", "ready", "handover",
> +                                         "stop-ack", "shutdown-ack";
> +
> +                       clocks = <&gcc GCC_WPSS_AHB_BDG_MST_CLK>,
> +                                <&gcc GCC_WPSS_AHB_CLK>,
> +                                <&gcc GCC_WPSS_RSCP_CLK>,
> +                                <&rpmhcc RPMH_CXO_CLK>;
> +                       clock-names = "gcc_wpss_ahb_bdg_mst_clk",
> +                                     "gcc_wpss_ahb_clk",
> +                                     "gcc_wpss_rscp_clk",
> +                                     "xo";
> +
> +                       power-domains = <&rpmhpd SC7280_CX>,
> +                                       <&rpmhpd SC7280_MX>;
> +                       power-domain-names = "cx", "mx";
> +
> +                       memory-region = <&wpss_mem>;
> +
> +                       qcom,qmp = <&aoss_qmp>;
> +
> +                       qcom,smem-states = <&wpss_smp2p_out 0>;
> +                       qcom,smem-state-names = "stop";
> +
> +                       resets = <&aoss_reset AOSS_CC_WCSS_RESTART>,
> +                                <&pdc_reset PDC_WPSS_SYNC_RESET>;
> +                       reset-names = "restart", "pdc_sync";
> +
> +                       qcom,halt-regs = <&tcsr_mutex_regs 0x37000>;

Where is this node defined? I don't see it on the mailing list for
sc7280. Can you indicate what patches this depends on, and use git
format-patch --base= so we can try to find them ourselves.