linux-kernel - Re: [PATCH 3/4] arm64: dts: msm8996: Add SMEM DT nodes

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Thu, 20 Oct 2016 12:56:29 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Sarangdhar Joshi <spjoshi@...eaurora.org>
Cc:     Andy Gross <andy.gross@...aro.org>,
        David Brown <david.brown@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Stephen Boyd <sboyd@...eaurora.org>,
        Trilok Soni <tsoni@...eaurora.org>
Subject: Re: [PATCH 3/4] arm64: dts: msm8996: Add SMEM DT nodes

On Thu 20 Oct 11:56 PDT 2016, Sarangdhar Joshi wrote:

> From: Bjorn Andersson <bjorn.andersson@...aro.org>
> 
> Add SMEM and TCSR DT nodes on MSM8996.
> 
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Signed-off-by: Sarangdhar Joshi <spjoshi@...eaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/msm8996.dtsi | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> index 949b096..0a810f5 100644
> --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> @@ -169,12 +169,31 @@
>  		method = "smc";
>  	};
>  
> +	smem {
> +		compatible = "qcom,smem";
> +
> +		memory-region = <&smem_mem>;
> +
> +		hwlocks = <&tcsr_mutex 3>;
> +	};
> +
>  	soc: soc {
>  		#address-cells = <1>;
>  		#size-cells = <1>;
>  		ranges = <0 0 0 0xffffffff>;
>  		compatible = "simple-bus";
>  
> +		tcsr_mutex_regs: syscon@...000 {
> +			compatible = "syscon";
> +			reg = <0x740000 0x20000>;
> +		};
> +
> +		tcsr_mutex: hwlock {
> +			compatible = "qcom,tcsr-mutex";
> +			syscon = <&tcsr_mutex_regs 0 0x1000>;
> +			#hwlock-cells = <1>;
> +		};

Sorry, I got this in the wrong place, the hwlock node should sit outside
of soc {} - looks like we got this wrong in msm8916 as well.

Regards,
Bjorn

> +
>  		intc: interrupt-controller@...0000 {
>  			compatible = "arm,gic-v3";
>  			#interrupt-cells = <3>;
> -- 
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>