arm64: dts: broadcom: add BCM4908 and Asus GT-AC5300 early DTS files
They don't descibe hardware fully yet but it's enough to boot a system. Some missing blocks: 1. PMC (Power Management Controller?) 2. Ethernet 3. Crypto 4. Thermal Asus DTS is missing defining full NAND partitions layout and buttons. Further changes will fill those gaps as soon as required bindings will be found / tested / added. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Rafał Miłecki
Florian Fainelli
parent
2f8913a7b1
commit
2961f69f15
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@ -5,5 +5,6 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-4-b.dtb \
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bcm2837-rpi-3-b-plus.dtb \
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bcm2837-rpi-cm3-io3.dtb
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subdir-y += bcm4908
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subdir-y += northstar2
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subdir-y += stingray
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@ -0,0 +1,2 @@
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# SPDX-License-Identifier: GPL-2.0
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dtb-$(CONFIG_ARCH_BCM4908) += bcm4908-asus-gt-ac5300.dtb
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@ -0,0 +1,66 @@
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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include "bcm4908.dtsi"
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/ {
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compatible = "asus,gt-ac5300", "brcm,bcm4908";
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model = "Asus GT-AC5300";
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memory@0 {
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device_type = "memory";
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reg = <0x00 0x00 0x00 0x40000000>;
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};
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gpio-keys-polled {
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compatible = "gpio-keys-polled";
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poll-interval = <100>;
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wifi {
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label = "WiFi";
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linux,code = <KEY_RFKILL>;
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gpios = <&gpio0 28 GPIO_ACTIVE_LOW>;
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};
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wps {
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label = "WPS";
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linux,code = <KEY_WPS_BUTTON>;
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gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
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};
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restart {
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label = "Reset";
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linux,code = <KEY_RESTART>;
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gpios = <&gpio0 30 GPIO_ACTIVE_LOW>;
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};
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brightness {
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label = "LEDs";
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linux,code = <KEY_BRIGHTNESS_ZERO>;
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gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
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};
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};
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};
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&nandcs {
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nand-ecc-strength = <4>;
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nand-ecc-step-size = <512>;
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nand-on-flash-bbt;
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brcm,nand-has-wp;
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#address-cells = <1>;
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#size-cells = <0>;
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "cferom";
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reg = <0x0 0x100000>;
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};
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};
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};
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@ -0,0 +1,187 @@
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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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/dts-v1/;
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/ {
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interrupt-parent = <&gic>;
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#address-cells = <2>;
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#size-cells = <2>;
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aliases {
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serial0 = &uart0;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu0: cpu@0 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x0>;
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next-level-cache = <&l2>;
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};
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cpu1: cpu@1 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x1>;
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enable-method = "spin-table";
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cpu-release-addr = <0x0 0xfff8>;
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next-level-cache = <&l2>;
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};
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cpu2: cpu@2 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x2>;
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enable-method = "spin-table";
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cpu-release-addr = <0x0 0xfff8>;
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next-level-cache = <&l2>;
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};
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cpu3: cpu@3 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x3>;
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enable-method = "spin-table";
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cpu-release-addr = <0x0 0xfff8>;
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next-level-cache = <&l2>;
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};
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l2: l2-cache0 {
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compatible = "cache";
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};
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};
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axi@81000000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00 0x00 0x81000000 0x4000>;
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gic: interrupt-controller@1000 {
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compatible = "arm,gic-400";
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#interrupt-cells = <3>;
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#address-cells = <0>;
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interrupt-controller;
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reg = <0x1000 0x1000>,
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<0x2000 0x2000>;
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};
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};
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timer {
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compatible = "arm,armv8-timer";
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interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
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};
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pmu {
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compatible = "arm,cortex-a53-pmu";
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interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
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};
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clocks {
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periph_clk: periph_clk {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <50000000>;
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clock-output-names = "periph";
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};
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};
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soc {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00 0x00 0x80000000 0x10000>;
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usb@c300 {
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compatible = "generic-ehci";
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reg = <0xc300 0x100>;
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interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
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status = "disabled";
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};
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usb@c400 {
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compatible = "generic-ohci";
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reg = <0xc400 0x100>;
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interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
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status = "disabled";
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};
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usb@d000 {
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compatible = "generic-xhci";
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reg = <0xd000 0x8c8>;
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interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
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status = "disabled";
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};
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};
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bus@ff800000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00 0x00 0xff800000 0x3000>;
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timer: timer@400 {
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compatible = "brcm,bcm6328-timer", "syscon";
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reg = <0x400 0x3c>;
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};
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gpio0: gpio-controller@500 {
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compatible = "brcm,bcm6345-gpio";
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reg-names = "dirout", "dat";
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reg = <0x500 0x28>, <0x528 0x28>;
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#gpio-cells = <2>;
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gpio-controller;
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};
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uart0: serial@640 {
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compatible = "brcm,bcm6345-uart";
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reg = <0x640 0x18>;
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interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&periph_clk>;
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clock-names = "periph";
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status = "okay";
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};
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nand@1800 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "brcm,brcmnand-v7.1", "brcm,brcmnand";
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reg = <0x1800 0x600>, <0x2000 0x10>;
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reg-names = "nand", "nand-int-base";
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interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "nand";
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status = "okay";
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nandcs: nandcs@0 {
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compatible = "brcm,nandcs";
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reg = <0>;
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};
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};
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reboot {
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compatible = "syscon-reboot";
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regmap = <&timer>;
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offset = <0x34>;
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mask = <1>;
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};
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};
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};
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