From: Robert Marko <robimarko@gmail.com>
Date: Thu, 6 Jan 2022 21:25:12 +0000 (+0100)
Subject: arm64: dts: qcom: ipq8074: add SMEM support
X-Git-Tag: v6.1-rc5~1755^2~14^2~55
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=42124b947e8eee401b778e9bdc5017d205ad8b71;p=platform%2Fkernel%2Flinux-starfive.git

arm64: dts: qcom: ipq8074: add SMEM support

IPQ8074 uses SMEM like other modern QCA SoC-s, so since its already
supported by the kernel add the required DT nodes.

Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220106212512.1970828-1-robimarko@gmail.com
---

diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
index e6cc261..bd70092 100644
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -76,6 +76,20 @@
 		method = "smc";
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		smem@4ab00000 {
+			compatible = "qcom,smem";
+			reg = <0x0 0x4ab00000 0x0 0x00100000>;
+			no-map;
+
+			hwlocks = <&tcsr_mutex 0>;
+		};
+	};
+
 	firmware {
 		scm {
 			compatible = "qcom,scm-ipq8074", "qcom,scm";
@@ -331,6 +345,12 @@
 			#reset-cells = <0x1>;
 		};
 
+		tcsr_mutex: hwlock@1905000 {
+			compatible = "qcom,tcsr-mutex";
+			reg = <0x01905000 0x20000>;
+			#hwlock-cells = <1>;
+		};
+
 		spmi_bus: spmi@200f000 {
 			compatible = "qcom,spmi-pmic-arb";
 			reg = <0x0200f000 0x001000>,