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66 lines
1.5 KiB
Diff
66 lines
1.5 KiB
Diff
From c335321e14848fb02b05fa6b8896f3ff1cd22051 Mon Sep 17 00:00:00 2001
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From: Robert Marko <robimarko@gmail.com>
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Date: Sat, 22 Aug 2020 16:26:34 +0200
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Subject: [PATCH 1/2] arm64: dts: ipq8074: Add SMEM nodes
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SMEM is later needed for all kinds of HW support, its supported
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by existing drivers.
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So lets add the required nodes.
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Signed-off-by: Robert Marko <robimarko@gmail.com>
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---
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arch/arm64/boot/dts/qcom/ipq8074.dtsi | 17 +++++++++++++++++
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1 file changed, 17 insertions(+)
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--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
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+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
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@@ -67,6 +67,12 @@
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};
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};
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+ tcsr_mutex: hwlock {
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+ compatible = "qcom,tcsr-mutex";
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+ syscon = <&tcsr_mutex_regs 0 0x80>;
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+ #hwlock-cells = <1>;
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+ };
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+
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pmu {
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compatible = "arm,armv8-pmuv3";
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interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
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@@ -86,6 +92,23 @@
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regulator-boot-on;
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};
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+ reserved-memory {
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+ #address-cells = <2>;
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+ #size-cells = <2>;
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+ ranges;
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+
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+ smem_region: smem@4ab00000 {
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+ reg = <0x0 0x4ab00000 0x0 0x100000>;
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+ no-map;
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+ };
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+ };
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+
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+ smem {
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+ compatible = "qcom,smem";
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+ memory-region = <&smem_region>;
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+ hwlocks = <&tcsr_mutex 0>;
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+ };
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+
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soc: soc {
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#address-cells = <0x1>;
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#size-cells = <0x1>;
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@@ -186,6 +209,11 @@
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#reset-cells = <0x1>;
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};
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+ tcsr_mutex_regs: syscon@1905000 {
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+ compatible = "syscon";
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+ reg = <0x1905000 0x8000>;
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+ };
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+
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sdhc_1: sdhci@7824900 {
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compatible = "qcom,sdhci-msm-v4";
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reg = <0x7824900 0x500>, <0x7824000 0x800>;
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