linux-kernel - [PATCH 1/2] ARM: qcom: msm8226: Add rpm-master-stats node

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Message-Id: <20230922003533.107835-2-matti.lehtimaki@gmail.com>
Date:   Fri, 22 Sep 2023 03:35:32 +0300
From:   Matti Lehtimäki <matti.lehtimaki@...il.com>
To:     linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Matti Lehtimäki <matti.lehtimaki@...il.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] ARM: qcom: msm8226: Add rpm-master-stats node

Add rpm-master-stats node for MSM8226 and the required RPM MSG RAM
slices for memory access.

Signed-off-by: Matti Lehtimäki <matti.lehtimaki@...il.com>
---
 arch/arm/boot/dts/qcom/qcom-msm8226.dtsi | 32 ++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
index 44f3f0127fd7..98cc5ea637e1 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
@@ -56,6 +56,18 @@ pmu {
 	rpm: remoteproc {
 		compatible = "qcom,msm8226-rpm-proc", "qcom,rpm-proc";
 
+		master-stats {
+			compatible = "qcom,rpm-master-stats";
+			qcom,rpm-msg-ram = <&apss_master_stats>,
+					   <&mpss_master_stats>,
+					   <&lpss_master_stats>,
+					   <&pronto_master_stats>;
+			qcom,master-names = "APSS",
+					    "MPSS",
+					    "LPSS",
+					    "PRONTO";
+		};
+
 		smd-edge {
 			interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
 			qcom,ipc = <&apcs 8 0>;
@@ -742,6 +754,26 @@ sram@...90000 {
 		rpm_msg_ram: sram@...28000 {
 			compatible = "qcom,rpm-msg-ram";
 			reg = <0xfc428000 0x4000>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0xfc428000 0x4000>;
+
+			apss_master_stats: sram@150 {
+				reg = <0x150 0x14>;
+			};
+
+			mpss_master_stats: sram@b50 {
+				reg = <0xb50 0x14>;
+			};
+
+			lpss_master_stats: sram@...0 {
+				reg = <0x1550 0x14>;
+			};
+
+			pronto_master_stats: sram@...0 {
+				reg = <0x1f50 0x14>;
+			};
 		};
 
 		tcsr_mutex: hwlock@...84000 {
-- 
2.39.2