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arm64: dts: Add Actions Semi S900 and Bubblegum-96 

Add Device Trees for Actions Semiconductor S900 SoC and
uCRobotics Bubblegum-96 board.

UART0/1/4/6 interrupts are guesses.

Cc: 96boards@ucrobotics.com
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2017-02-14 22:24:21 +01:00
parent 1c750fc116
commit 06edb80f8c
4 changed files with 205 additions and 0 deletions
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1
arch/arm64/boot/dts/Makefile
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@ -1,3 +1,4 @@
dts-dirs += actions
dts-dirs += al
dts-dirs += allwinner
dts-dirs += altera

5
arch/arm64/boot/dts/actions/Makefile Normal file
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@ -0,0 +1,5 @@
dtb-$(CONFIG_ARCH_ACTIONS) += s900-bubblegum-96.dtb
always := $(dtb-y)
subdir-y := $(dts-dirs)
clean-files := *.dtb

35
arch/arm64/boot/dts/actions/s900-bubblegum-96.dts Normal file
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@ -0,0 +1,35 @@
/*
* Copyright (c) 2017 Andreas Färber
*
* SPDX-License-Identifier: (GPL-2.0+ OR MIT)
*/
/dts-v1/;
#include "s900.dtsi"
/ {
compatible = "ucrobotics,bubblegum-96", "actions,s900";
model = "Bubblegum-96";
aliases {
serial5 = &uart5;
};
chosen {
stdout-path = "serial5:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x0 0x0 0x0 0x80000000>;
};
};
&timer {
clocks = <&hosc>;
};
&uart5 {
status = "okay";
};

164
arch/arm64/boot/dts/actions/s900.dtsi Normal file
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@ -0,0 +1,164 @@
/*
* Copyright (c) 2017 Andreas Färber
*
* SPDX-License-Identifier: (GPL-2.0+ OR MIT)
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
/ {
compatible = "actions,s900";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
cpus {
#address-cells = <2>;
#size-cells = <0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x0>;
enable-method = "psci";
};
cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x1>;
enable-method = "psci";
};
cpu2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x2>;
enable-method = "psci";
};
cpu3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x3>;
enable-method = "psci";
};
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
secmon@1f000000 {
reg = <0x0 0x1f000000 0x0 0x1000000>;
no-map;
};
};
psci {
compatible = "arm,psci-0.2";
method = "smc";
};
arm-pmu {
compatible = "arm,cortex-a53-pmu";
interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
};
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)>;
};
hosc: hosc {
compatible = "fixed-clock";
clock-frequency = <24000000>;
#clock-cells = <0>;
};
soc {
compatible = "simple-bus";
#address-cells = <2>;
#size-cells = <2>;
ranges;
gic: interrupt-controller@e00f1000 {
compatible = "arm,gic-400";
reg = <0x0 0xe00f1000 0x0 0x1000>,
<0x0 0xe00f2000 0x0 0x2000>,
<0x0 0xe00f4000 0x0 0x2000>,
<0x0 0xe00f6000 0x0 0x2000>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
interrupt-controller;
#interrupt-cells = <3>;
};
uart0: serial@e0120000 {
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe0120000 0x0 0x2000>;
interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
uart1: serial@e0122000 {
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe0122000 0x0 0x2000>;
interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
uart2: serial@e0124000 {
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe0124000 0x0 0x2000>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
uart3: serial@e0126000 {
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe0126000 0x0 0x2000>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
uart4: serial@e0128000 {
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe0128000 0x0 0x2000>;
interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
uart5: serial@e012a000 {
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe012a000 0x0 0x2000>;
interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
uart6: serial@e012c000 {
compatible = "actions,s900-uart", "actions,owl-uart";
reg = <0x0 0xe012c000 0x0 0x2000>;
interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
timer: timer@e0228000 {
compatible = "actions,s900-timer";
reg = <0x0 0xe0228000 0x0 0x8000>;
interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "timer1";
};
};
};