linux-kernel - [PATCH 04/15] ARM: dts: qcom: sdx55: Add modem SMP2P node

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Message-Id: <20210408170457.91409-5-manivannan.sadhasivam@linaro.org>
Date:   Thu,  8 Apr 2021 22:34:46 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     bjorn.andersson@...aro.org
Cc:     linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH 04/15] ARM: dts: qcom: sdx55: Add modem SMP2P node

Add SMP2P nodes for the SDX55 platform to communicate with the modem.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
 arch/arm/boot/dts/qcom-sdx55.dtsi | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-sdx55.dtsi b/arch/arm/boot/dts/qcom-sdx55.dtsi
index 20cb2c903a91..f2805b526516 100644
--- a/arch/arm/boot/dts/qcom-sdx55.dtsi
+++ b/arch/arm/boot/dts/qcom-sdx55.dtsi
@@ -148,6 +148,37 @@ smem {
 		hwlocks = <&tcsr_mutex 3>;
 	};
 
+	smp2p-mpss {
+		compatible = "qcom,smp2p";
+		qcom,smem = <435>, <428>;
+		interrupts = <GIC_SPI 113 IRQ_TYPE_EDGE_RISING>;
+		mboxes = <&apcs 14>;
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <1>;
+
+		modem_smp2p_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		modem_smp2p_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+
+		ipa_smp2p_out: ipa-ap-to-modem {
+			qcom,entry-name = "ipa";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		ipa_smp2p_in: ipa-modem-to-ap {
+			qcom,entry-name = "ipa";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
 	soc: soc {
 		#address-cells = <1>;
 		#size-cells = <1>;
-- 
2.25.1