linux-kernel - Re: [PATCH 1/2] dt-bindings: interconnect: Add Qualcomm SM8450 DT bindings

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Message-ID: <77838f03-ef45-114b-bfed-2f12e568a644@kernel.org>
Date:   Wed, 1 Dec 2021 18:45:06 +0200
From:   Georgi Djakov <djakov@...nel.org>
To:     Vinod Koul <vkoul@...nel.org>, Rob Herring <robh+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Odelu Kukatla <okukatla@...eaurora.org>,
        linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: interconnect: Add Qualcomm SM8450 DT
 bindings

Hi Vinod,

On 1.12.21 9:25, Vinod Koul wrote:
> The Qualcomm SM8450 SoC has several bus fabrics that could be
> controlled and tuned dynamically according to the bandwidth demand
> 
> Signed-off-by: Vinod Koul <vkoul@...nel.org>
> ---
>   .../bindings/interconnect/qcom,rpmh.yaml      |  11 ++
>   .../dt-bindings/interconnect/qcom,sm8450.h    | 171 ++++++++++++++++++
>   2 files changed, 182 insertions(+)
>   create mode 100644 include/dt-bindings/interconnect/qcom,sm8450.h
> 
> diff --git a/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml
> index 3fd1a134162d..cbb24f9bb609 100644
> --- a/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml
> +++ b/Documentation/devicetree/bindings/interconnect/qcom,rpmh.yaml
> @@ -104,6 +104,17 @@ properties:
>         - qcom,sm8350-mmss-noc
>         - qcom,sm8350-compute-noc
>         - qcom,sm8350-system-noc
> +      - qcom,sm8450-aggre1-noc
> +      - qcom,sm8450-aggre2-noc
> +      - qcom,sm8450-clk-virt
> +      - qcom,sm8450-config-noc
> +      - qcom,sm8450-gem-noc
> +      - qcom,sm8450-lpass-ag-noc
> +      - qcom,sm8450-mc-virt
> +      - qcom,sm8450-mmss-noc
> +      - qcom,sm8450-nsp-noc
> +      - qcom,sm8450-pcie-anoc
> +      - qcom,sm8450-system-noc
>   
>     '#interconnect-cells':
>       enum: [ 1, 2 ]
> diff --git a/include/dt-bindings/interconnect/qcom,sm8450.h b/include/dt-bindings/interconnect/qcom,sm8450.h
> new file mode 100644
> index 000000000000..786fce091c84
> --- /dev/null
> +++ b/include/dt-bindings/interconnect/qcom,sm8450.h
> @@ -0,0 +1,171 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2021, Linaro Limited
> + */
> +
> +#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_SM8450_H
> +#define __DT_BINDINGS_INTERCONNECT_QCOM_SM8450_H
> +
> +#define MASTER_QSPI_0				1

Why not start from 0?

Thanks,
Georgi