[PATCH v4 5/6] arm64: dts: qcom: Add support for Surface Pro 11

Krzysztof Kozlowski krzk at kernel.org
Fri Dec 19 09:47:33 PST 2025


On 18/12/2025 23:22, Jérôme de Bretagne via B4 Relay wrote:
> From: Dale Whinham <daleyo at gmail.com>
> 
> Add device trees for the Qualcomm X1E and X1P-based Microsoft Surface
> Pro 11 machines (codenamed 'Denali').
> 
> This device is very similar to the Surface Laptop 7 ('Romulus').
> 
> Use a similar strategy to x1-asus-zenbook-a14.dtsi so that we can create
> x1e and x1p-specific flavors of the device tree without too much code
> duplication.
> 
> Hardware support is similar to other X1 machines. The most notable
> missing features are:
> 
> - Touchscreen and pen
> - Cameras (and status LEDs)
> 
> Signed-off-by: Dale Whinham <daleyo at gmail.com>
> Tested-by: Dale Whinham <daleyo at gmail.com>

Drop, authorship implies this. Otherwise this suggest none of other
authors test their code before sending.

> Signed-off-by: Jérôme de Bretagne <jerome.debretagne at gmail.com>
> Reviewed-by: Konrad Dybcio <konrad.dybcio at oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/Makefile                  |    4 +
>  arch/arm64/boot/dts/qcom/x1-microsoft-denali.dtsi  | 1324 ++++++++++++++++++++
>  .../dts/qcom/x1e80100-microsoft-denali-oled.dts    |   20 +
>  .../boot/dts/qcom/x1p64100-microsoft-denali.dts    |   16 +
>  4 files changed, 1364 insertions(+)
> 

This DTS fails dtbs_check.


> diff --git a/arch/arm64/boot/dts/qcom/x1p64100-microsoft-denali.dts b/arch/arm64/boot/dts/qcom/x1p64100-microsoft-denali.dts
> new file mode 100644
> index 0000000000000000000000000000000000000000..93f1620ad8c71c6cf36ba3ec34b9eebc47bf3f18
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/x1p64100-microsoft-denali.dts
> @@ -0,0 +1,16 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.

How exactly is this copyrighted by Qualcomm? I don't think Qualcomm ever
prepared DTS for this, so can you point us to the original work?

> + * Copyright (c) 2025 Dale Whinham <daleyo at gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "hamoa.dtsi"
> +#include "x1-microsoft-denali.dtsi"
> +
> +/ {
> +	model = "Microsoft Surface Pro 11th Edition (LCD)";
> +	compatible = "microsoft,denali-lcd", "microsoft,denali",
> +		     "qcom,x1p64100", "qcom,x1e80100";
> +};
> 


Best regards,
Krzysztof



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