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-rw-r--r--arch/arm64/boot/dts/amlogic/meson-s4.dtsi138
1 files changed, 138 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
new file mode 100644
index 000000000..ad50cba42
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
@@ -0,0 +1,138 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2021 Amlogic, Inc. All rights reserved.
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a35";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a35";
+ reg = <0x0 0x1>;
+ enable-method = "psci";
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a35";
+ reg = <0x0 0x2>;
+ enable-method = "psci";
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a35";
+ reg = <0x0 0x3>;
+ enable-method = "psci";
+ };
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ };
+
+ xtal: xtal-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "xtal";
+ #clock-cells = <0>;
+ };
+
+ pwrc: power-controller {
+ compatible = "amlogic,meson-s4-pwrc";
+ #power-domain-cells = <1>;
+ status = "okay";
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ gic: interrupt-controller@fff01000 {
+ compatible = "arm,gic-400";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x0 0xfff01000 0 0x1000>,
+ <0x0 0xfff02000 0 0x2000>,
+ <0x0 0xfff04000 0 0x2000>,
+ <0x0 0xfff06000 0 0x2000>;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ };
+
+ apb4: apb4@fe000000 {
+ compatible = "simple-bus";
+ reg = <0x0 0xfe000000 0x0 0x480000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>;
+
+ periphs_pinctrl: pinctrl@4000 {
+ compatible = "amlogic,meson-s4-periphs-pinctrl";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ gpio: bank@4000 {
+ reg = <0x0 0x4000 0x0 0x004c>,
+ <0x0 0x40c0 0x0 0x0220>;
+ reg-names = "mux", "gpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&periphs_pinctrl 0 0 82>;
+ };
+ };
+
+ gpio_intc: interrupt-controller@4080 {
+ compatible = "amlogic,meson-s4-gpio-intc",
+ "amlogic,meson-gpio-intc";
+ reg = <0x0 0x4080 0x0 0x20>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ amlogic,channel-interrupts =
+ <10 11 12 13 14 15 16 17 18 19 20 21>;
+ };
+
+ uart_B: serial@7a000 {
+ compatible = "amlogic,meson-s4-uart",
+ "amlogic,meson-ao-uart";
+ reg = <0x0 0x7a000 0x0 0x18>;
+ interrupts = <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>;
+ status = "disabled";
+ clocks = <&xtal>, <&xtal>, <&xtal>;
+ clock-names = "xtal", "pclk", "baud";
+ };
+
+ reset: reset-controller@2000 {
+ compatible = "amlogic,meson-s4-reset";
+ reg = <0x0 0x2000 0x0 0x98>;
+ #reset-cells = <1>;
+ };
+ };
+ };
+};