From: Ben Ho <Ben.Ho@xxxxxxxxxxxx>
Add basic chip support for Mediatek 8183
Signed-off-by: Ben Ho <Ben.Ho@xxxxxxxxxxxx>
Signed-off-by: Erin Lo <erin.lo@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/mediatek/Makefile | 1 +
arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 31 +++++
arch/arm64/boot/dts/mediatek/mt8183.dtsi | 178 ++++++++++++++++++++++++++++
3 files changed, 210 insertions(+)
create mode 100644 arch/arm64/boot/dts/mediatek/mt8183-evb.dts
create mode 100644 arch/arm64/boot/dts/mediatek/mt8183.dtsi
diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index ac17f60..2836261 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -5,3 +5,4 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-evb.dtb
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
new file mode 100644
index 0000000..9a3d6b7
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: Ben Ho <ben.ho@xxxxxxxxxxxx>
+ * Erin Lo <erin.lo@xxxxxxxxxxxx>
+ */
+
+/dts-v1/;
+#include "mt8183.dtsi"
+
+/ {
+ model = "MediaTek MT8183 evaluation board";
+ compatible = "mediatek,mt8183-evb", "mediatek,mt8183";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0 0x40000000 0 0x80000000>;
+ };
+
+ chosen {
+ stdout-path = "serial0:921600n8";
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
new file mode 100644
index 0000000..8564a26
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -0,0 +1,178 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: Ben Ho <ben.ho@xxxxxxxxxxxx>
+ * Erin Lo <erin.lo@xxxxxxxxxxxx>
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "mediatek,mt8183";
+ interrupt-parent = <&sysirq>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu-map {
+ cluster0 {
+ core0 {
+ cpu = <&cpu0>;
+ };
+ core1 {
+ cpu = <&cpu1>;
+ };
+ core2 {
+ cpu = <&cpu2>;
+ };
+ core3 {
+ cpu = <&cpu3>;
+ };
+ };
+
+ cluster1 {
+ core0 {
+ cpu = <&cpu4>;
+ };
+ core1 {
+ cpu = <&cpu5>;
+ };
+ core2 {
+ cpu = <&cpu6>;
+ };
+ core3 {
+ cpu = <&cpu7>;
+ };
+ };
+ };
+
+ cpu0: cpu@000 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x000>;
+ enable-method = "psci";
+ };
+
+ cpu1: cpu@001 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x001>;
+ enable-method = "psci";
+ };
+
+ cpu2: cpu@002 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x002>;
+ enable-method = "psci";
+ };
+
+ cpu3: cpu@003 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x003>;
+ enable-method = "psci";
+ };
+
+ cpu4: cpu@100 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x100>;
+ enable-method = "psci";
+ };
+
+ cpu5: cpu@101 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x101>;
+ enable-method = "psci";
+ };
+
+ cpu6: cpu@102 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x102>;
+ enable-method = "psci";
+ };
+
+ cpu7: cpu@103 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a73";
+ reg = <0x103>;
+ enable-method = "psci";
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ };
+
+ uart_clk: dummy26m {
+ compatible = "fixed-clock";
+ clock-frequency = <26000000>;
+ #clock-cells = <0>;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
+ };
+
+ gic: interrupt-controller@0c000000 {
+ compatible = "arm,gic-v3";
+ #interrupt-cells = <3>;
+ interrupt-parent = <&gic>;
+ interrupt-controller;
+ reg = <0 0x0c000000 0 0x40000>, // CID
+ <0 0x0c100000 0 0x200000>; // CIR
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ sysirq: intpol-controller@0c530a80 {
+ compatible = "mediatek,mt8183-sysirq",
+ "mediatek,mt6577-sysirq";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ interrupt-parent = <&gic>;
+ reg = <0 0x0c530a80 0 0x50>;
+ };
+
+ uart0: serial@11002000 {
+ compatible = "mediatek,mt8183-uart",
+ "mediatek,mt6577-uart";
+ reg = <0 0x11002000 0 0x1000>;
+ interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>, <&uart_clk>;
+ clock-names = "baud", "bus";
+ status = "disabled";
+ };
+
+ uart1: serial@11003000 {
+ compatible = "mediatek,mt8183-uart",
+ "mediatek,mt6577-uart";
+ reg = <0 0x11003000 0 0x1000>;
+ interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>, <&uart_clk>;
+ clock-names = "baud", "bus";
+ status = "disabled";
+ };
+
+ uart2: serial@11004000 {
+ compatible = "mediatek,mt8183-uart",
+ "mediatek,mt6577-uart";
+ reg = <0 0x11004000 0 0x1000>;
+ interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>, <&uart_clk>;
+ clock-names = "baud", "bus";
+ status = "disabled";
+ };
+};
--
1.9.1
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