Re: [PATCH v2 1/2] arm64: dts: add minimal DTS for Microsoft Surface Duo2

From: Vinod Koul
Date: Mon Nov 22 2021 - 23:00:12 EST


On 22-11-21, 11:05, Katherine Perez wrote:
> This is a minimal devicetree for Microsoft Surface Duo 2 with SM8350
> Chipset
>
> Signed-off-by: Katherine Perez <kaperez@xxxxxxxxxxxxxxxxxxx>
> ---
>
> Changes since v1:
> - Change remoteprocs firmware-naming scheme to qcom/sm8350/microsft/*
> - Add chassis-type
>
> arch/arm64/boot/dts/qcom/Makefile | 1 +
> .../qcom/sm8350-microsoft-surface-duo2.dts | 369 ++++++++++++++++++
> 2 files changed, 370 insertions(+)
> create mode 100644 arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index 6b816eb33309..a8cc6bd3c423 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -106,4 +106,5 @@ dtb-$(CONFIG_ARCH_QCOM) += sm8250-mtp.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sm8250-sony-xperia-edo-pdx203.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sm8250-sony-xperia-edo-pdx206.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sm8350-hdk.dtb
> +dtb-$(CONFIG_ARCH_QCOM) += sm8350-microsoft-surface-duo2.dtb
> dtb-$(CONFIG_ARCH_QCOM) += sm8350-mtp.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts b/arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts
> new file mode 100644
> index 000000000000..d4963c9015cb
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts
> @@ -0,0 +1,369 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (C) 2021, Microsoft Corporation
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
> +#include "sm8350.dtsi"
> +#include "pm8350.dtsi"
> +#include "pm8350b.dtsi"
> +#include "pm8350c.dtsi"
> +#include "pmk8350.dtsi"
> +#include "pmr735a.dtsi"
> +#include "pmr735b.dtsi"
> +
> +/ {
> + model = "Microsoft Surface Duo 2";
> + compatible = "microsoft,surface-duo2", "qcom,sm8350";
> + chassis-type = "handset";

This is interesting, I see it used at lot of place, unfortunately, it
does not seem to be documented :(

--
~Vinod