linux-kernel - Re: [PATCH 1/4] firmware: qcom: scm: Allow QSEECOM on PURWA-IOT-EVK

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Message-ID: <20251222-daffy-hummingbird-of-glamour-fb02d4@quoll>
Date: Mon, 22 Dec 2025 10:11:02 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: YijieYang <yijie.yang@....qualcomm.com>
Cc: andersson@...nel.org, konradybcio@...nel.org, robh@...nel.org, 
	krzk+dt@...nel.org, conor+dt@...nel.org, linux-arm-msm@...r.kernel.org, 
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 1/4] firmware: qcom: scm: Allow QSEECOM on PURWA-IOT-EVK

On Mon, Dec 22, 2025 at 02:03:26PM +0800, YijieYang wrote:
> From: Yijie Yang <yijie.yang@....qualcomm.com>
> 
> Add the Purwa-IoT-EVK board to the list to enable access to EFI variables.
> 
> Guarantee that subsystems relying on SCM services can access secure-world
> features. This change improves reliability and prevents missing functionality
> or boot-time issues by making service availability explicit.
> 
> Signed-off-by: Yijie Yang <yijie.yang@....qualcomm.com>
> ---
>  drivers/firmware/qcom/qcom_scm.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c
> index 1a6f85e463e0..1fed7a81bd29 100644
> --- a/drivers/firmware/qcom/qcom_scm.c
> +++ b/drivers/firmware/qcom/qcom_scm.c
> @@ -2010,6 +2010,7 @@ static const struct of_device_id qcom_scm_qseecom_allowlist[] __maybe_unused = {
>  	{ .compatible = "microsoft,romulus13", },
>  	{ .compatible = "microsoft,romulus15", },
>  	{ .compatible = "qcom,hamoa-iot-evk" },
> +	{ .compatible = "qcom,purwa-iot-evk" },

Why are you using ABI before documenting the ABI?

Best regards,
Krzysztof