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

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Message-Id: <20210105122649.13581-8-manivannan.sadhasivam@linaro.org>
Date:   Tue,  5 Jan 2021 17:56:38 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org
Cc:     linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH v2 07/18] ARM: dts: qcom: sdx55: Add support for TCSR Mutex

Add TCSR Mutex node to support Qualcomm Hardware Mutex block on SDX55
platform.

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