linux-kernel - Re: [PATCH 1/1] arm64: dts: qcom: sc7280: Add device tree for herobrine evoker

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Date:   Tue, 30 Aug 2022 12:32:59 +0300
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sheng-Liang Pan <sheng-liang.pan@...nta.corp-partner.google.com>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     mka@...omium.org, dianders@...omium.org,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 1/1] arm64: dts: qcom: sc7280: Add device tree for
 herobrine evoker

On 30/08/2022 08:33, Sheng-Liang Pan wrote:
> Add a basic device tree for the herobrine evoker board.
> 
> Signed-off-by: Sheng-Liang Pan <sheng-liang.pan@...nta.corp-partner.google.com>
> ---
> 
>  arch/arm64/boot/dts/qcom/Makefile             |   1 +
>  .../dts/qcom/sc7280-herobrine-evoker-r0.dts   | 333 ++++++++++++++++++
>  2 files changed, 334 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/sc7280-herobrine-evoker-r0.dts
> 
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 1d86a33de528c..59c22ba54a366 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -103,6 +103,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-trogdor-r1-lte.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-herobrine-crd.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-herobrine-herobrine-r1.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-herobrine-villager-r0.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-herobrine-evoker-r0.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-idp.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-idp2.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-crd-r3.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-evoker-r0.dts b/arch/arm64/boot/dts/qcom/sc7280-herobrine-evoker-r0.dts
> new file mode 100644
> index 0000000000000..ccbe50b6249ab
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-evoker-r0.dts
> @@ -0,0 +1,333 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Google Evoker board device tree source
> + *
> + * Copyright 2022 Google LLC.
> + */
> +
> +/dts-v1/;
> +
> +#include "sc7280-herobrine.dtsi"
> +
> +/ {
> +	model = "Google Evoker";
> +	compatible = "google,evoker", "qcom,sc7280";

Undocumented compatible.

Please run scripts/checkpatch.pl and fix reported warnings.

Does not look like you tested the bindings. Please run `make
dt_binding_check` (see
Documentation/devicetree/bindings/writing-schema.rst for instructions).

> +};
> +
> +/*
> + * ADDITIONS TO FIXED REGULATORS DEFINED IN PARENT DEVICE TREE FILES

What does it mean and why it's SCREAMING?

> + *
> + * Sort order matches the order in the parent files (parents before children).

Why? Sorting should be rather alphabetical.


Best regards,
Krzysztof