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Date: Thu, 2 Sep 2021 23:47:08 +0200
From: Robert Marko <robimarko@...il.com>
To: agross@...nel.org, bjorn.andersson@...aro.org, robh+dt@...nel.org,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Robert Marko <robimarko@...il.com>
Subject: [PATCH] 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@...il.com>
---
arch/arm64/boot/dts/qcom/ipq8074.dtsi | 28 +++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
index a620ac0d0b19..83e9243046aa 100644
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -82,6 +82,29 @@ scm {
};
};
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ smem_region: memory@...00000 {
+ no-map;
+ reg = <0x0 0x4ab00000 0x0 0x00100000>;
+ };
+ };
+
+ tcsr_mutex: hwlock {
+ compatible = "qcom,tcsr-mutex";
+ syscon = <&tcsr_mutex_regs 0 0x80>;
+ #hwlock-cells = <1>;
+ };
+
+ smem {
+ compatible = "qcom,smem";
+ memory-region = <&smem_region>;
+ hwlocks = <&tcsr_mutex 0>;
+ };
+
soc: soc {
#address-cells = <0x1>;
#size-cells = <0x1>;
@@ -293,6 +316,11 @@ gcc: gcc@...0000 {
#reset-cells = <0x1>;
};
+ tcsr_mutex_regs: syscon@...5000 {
+ compatible = "syscon";
+ reg = <0x01905000 0x8000>;
+ };
+
sdhc_1: sdhci@...4900 {
compatible = "qcom,sdhci-msm-v4";
reg = <0x7824900 0x500>, <0x7824000 0x800>;
--
2.31.1
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