linux-kernel - Re: [PATCH] arm64: dts: qcom: sdm845: Add SCM DT node

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <9fb3d2d2-37b5-27d2-ad27-45c77ebe1df2@linaro.org>
Date:   Mon, 29 Oct 2018 11:32:06 +0200
From:   Stanimir Varbanov <stanimir.varbanov@...aro.org>
To:     Sibi Sankar <sibis@...eaurora.org>, andy.gross@...aro.org,
        david.brown@...aro.org, robh+dt@...nel.org
Cc:     bjorn.andersson@...aro.org, dianders@...omium.org,
        evgreen@...omium.org, benchan@...omium.org,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        tsoni@...eaurora.org
Subject: Re: [PATCH] arm64: dts: qcom: sdm845: Add SCM DT node

Hi Sibi,

On 10/26/2018 03:25 PM, Sibi Sankar wrote:
> Add SCM DT node to enable SCM functionality on SDM845.
> 
> Signed-off-by: Sibi Sankar <sibis@...eaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index b72bdb0a31a5..fad22acfda4d 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -221,6 +221,12 @@
>  		};
>  	};
>  
> +	firmware {
> +		scm {
> +			compatible = "qcom,scm-sdm845", "qcom,scm";
> +		};
> +	};

What will happen if the platform is without tz firmware? I'd move this
DT node in sdm845-mtp.dts or at least make it status = disabled.

-- 
regards,
Stan