@@ -5,5 +5,6 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-4-b.dtb \
bcm2837-rpi-3-b-plus.dtb \
bcm2837-rpi-cm3-io3.dtb
+subdir-y += bcm4908
subdir-y += northstar2
subdir-y += stingray
new file mode 100644
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_ARCH_BCM4908) += bcm4908-asus-gt-ac5300.dtb
new file mode 100644
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "bcm4908.dtsi"
+
+/ {
+ compatible = "asus,gt-ac5300", "brcm,bcm4908";
+ model = "Asus GT-AC5300";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00 0x00 0x00 0x40000000>;
+ };
+
+ gpio-keys-polled {
+ compatible = "gpio-keys-polled";
+ poll-interval = <100>;
+
+ wifi {
+ label = "WiFi";
+ linux,code = <KEY_RFKILL>;
+ gpios = <&gpio0 28 GPIO_ACTIVE_LOW>;
+ };
+
+ wps {
+ label = "WPS";
+ linux,code = <KEY_WPS_BUTTON>;
+ gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
+ };
+
+ restart {
+ label = "Reset";
+ linux,code = <KEY_RESTART>;
+ gpios = <&gpio0 30 GPIO_ACTIVE_LOW>;
+ };
+
+ brightness {
+ label = "LEDs";
+ linux,code = <KEY_BRIGHTNESS_ZERO>;
+ gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&nandcs {
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+ brcm,nand-has-wp;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "cferom";
+ reg = <0x0 0x100000>;
+ };
+ };
+};
new file mode 100644
@@ -0,0 +1,187 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/dts-v1/;
+
+/ {
+ interrupt-parent = <&gic>;
+
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x0>;
+ next-level-cache = <&l2>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x1>;
+ enable-method = "spin-table";
+ cpu-release-addr = <0x0 0xfff8>;
+ next-level-cache = <&l2>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x2>;
+ enable-method = "spin-table";
+ cpu-release-addr = <0x0 0xfff8>;
+ next-level-cache = <&l2>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x3>;
+ enable-method = "spin-table";
+ cpu-release-addr = <0x0 0xfff8>;
+ next-level-cache = <&l2>;
+ };
+
+ l2: l2-cache0 {
+ compatible = "cache";
+ };
+ };
+
+ axi@81000000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0x81000000 0x4000>;
+
+ gic: interrupt-controller@1000 {
+ compatible = "arm,gic-400";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x1000 0x1000>,
+ <0x2000 0x2000>;
+ };
+ };
+
+ 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)>;
+ };
+
+ pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
+ clocks {
+ periph_clk: periph_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <50000000>;
+ clock-output-names = "periph";
+ };
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0x80000000 0x10000>;
+
+ usb@c300 {
+ compatible = "generic-ehci";
+ reg = <0xc300 0x100>;
+ interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ usb@c400 {
+ compatible = "generic-ohci";
+ reg = <0xc400 0x100>;
+ interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ usb@d000 {
+ compatible = "generic-xhci";
+ reg = <0xd000 0x8c8>;
+ interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+ };
+
+ ubus@ff800000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0xff800000 0x3000>;
+
+ timer: timer@400 {
+ compatible = "brcm,bcm6328-timer", "syscon";
+ reg = <0x400 0x3c>;
+ };
+
+ gpio0: gpio-controller@500 {
+ compatible = "brcm,bcm6345-gpio";
+ reg-names = "dirout", "dat";
+ reg = <0x500 0x28>, <0x528 0x28>;
+
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+
+ uart0: serial@640 {
+ compatible = "brcm,bcm6345-uart";
+ reg = <0x640 0x18>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&periph_clk>;
+ clock-names = "periph";
+ status = "okay";
+ };
+
+ nand@1800 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "brcm,brcmnand-v7.1", "brcm,brcmnand";
+ reg = <0x1800 0x600>, <0x2000 0x10>;
+ reg-names = "nand", "nand-int-base";
+ interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "nand";
+ status = "okay";
+
+ nandcs: nandcs@0 {
+ compatible = "brcm,nandcs";
+ reg = <0>;
+ };
+ };
+
+ reboot {
+ compatible = "syscon-reboot";
+ regmap = <&timer>;
+ offset = <0x34>;
+ mask = <1>;
+ };
+ };
+};