linux-kernel - Re: [PATCH v2 07/18] ARM: dts: qcom: sdx55: Add support for TCSR Mutex

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Date:   Tue, 5 Jan 2021 21:22:25 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     agross@...nel.org, bjorn.andersson@...aro.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 07/18] ARM: dts: qcom: sdx55: Add support for TCSR
 Mutex

On 05-01-21, 17:56, Manivannan Sadhasivam wrote:
> Add TCSR Mutex node to support Qualcomm Hardware Mutex block on SDX55
> platform.

Reviewed-by: Vinod Koul <vkoul@...nel.org>

> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> ---
>  arch/arm/boot/dts/qcom-sdx55.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom-sdx55.dtsi b/arch/arm/boot/dts/qcom-sdx55.dtsi
> index 927f43a7414c..e48ec7a1971b 100644
> --- a/arch/arm/boot/dts/qcom-sdx55.dtsi
> +++ b/arch/arm/boot/dts/qcom-sdx55.dtsi
> @@ -166,6 +166,17 @@ sdhc_1: sdhci@...4000 {
>  			status = "disabled";
>  		};
>  
> +		tcsr_mutex_block: syscon@...0000 {
> +			compatible = "syscon";
> +			reg = <0x1f40000 0x20000>;
> +		};
> +
> +		tcsr_mutex: hwlock {
> +			compatible = "qcom,tcsr-mutex";
> +			syscon = <&tcsr_mutex_block 0 0x1000>;
> +			#hwlock-cells = <1>;
> +		};
> +
>  		pdc: interrupt-controller@...0000 {
>  			compatible = "qcom,sdx55-pdc", "qcom,pdc";
>  			reg = <0x0b210000 0x30000>;
> -- 
> 2.25.1

-- 
~Vinod