From 1c750fc116e1fcb01a57a8dbabef4ab35ac71e05 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20F=C3=A4rber?= Date: Tue, 14 Feb 2017 22:33:46 +0100 Subject: [PATCH 1/2] dt-bindings: Add vendor prefix for uCRobotics MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: 96boards@ucrobotics.com Acked-by: Rob Herring Signed-off-by: Andreas Färber --- Documentation/devicetree/bindings/vendor-prefixes.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index c03d20140366..8a9faddcc613 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -331,6 +331,7 @@ tronfy Tronfy tronsmart Tronsmart truly Truly Semiconductors Limited tyan Tyan Computer Corporation +ucrobotics uCRobotics udoo Udoo uniwest United Western Technologies Corp (UniWest) upisemi uPI Semiconductor Corp. From 06edb80f8c79f457983c9af93c1364fc1077c190 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20F=C3=A4rber?= Date: Tue, 14 Feb 2017 22:24:21 +0100 Subject: [PATCH 2/2] arm64: dts: Add Actions Semi S900 and Bubblegum-96 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 --- arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/actions/Makefile | 5 + .../boot/dts/actions/s900-bubblegum-96.dts | 35 ++++ arch/arm64/boot/dts/actions/s900.dtsi | 164 ++++++++++++++++++ 4 files changed, 205 insertions(+) create mode 100644 arch/arm64/boot/dts/actions/Makefile create mode 100644 arch/arm64/boot/dts/actions/s900-bubblegum-96.dts create mode 100644 arch/arm64/boot/dts/actions/s900.dtsi diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index 080232b0270e..d1a6b0af12cf 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -1,3 +1,4 @@ +dts-dirs += actions dts-dirs += al dts-dirs += allwinner dts-dirs += altera diff --git a/arch/arm64/boot/dts/actions/Makefile b/arch/arm64/boot/dts/actions/Makefile new file mode 100644 index 000000000000..62922d688ce3 --- /dev/null +++ b/arch/arm64/boot/dts/actions/Makefile @@ -0,0 +1,5 @@ +dtb-$(CONFIG_ARCH_ACTIONS) += s900-bubblegum-96.dtb + +always := $(dtb-y) +subdir-y := $(dts-dirs) +clean-files := *.dtb diff --git a/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts b/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts new file mode 100644 index 000000000000..a0c3484dbd12 --- /dev/null +++ b/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts @@ -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"; +}; diff --git a/arch/arm64/boot/dts/actions/s900.dtsi b/arch/arm64/boot/dts/actions/s900.dtsi new file mode 100644 index 000000000000..11406f6d3a6d --- /dev/null +++ b/arch/arm64/boot/dts/actions/s900.dtsi @@ -0,0 +1,164 @@ +/* + * Copyright (c) 2017 Andreas Färber + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +#include + +/ { + 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 = , + , + , + ; + interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = , + , + , + ; + }; + + 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 = ; + interrupt-controller; + #interrupt-cells = <3>; + }; + + uart0: serial@e0120000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe0120000 0x0 0x2000>; + interrupts = ; + status = "disabled"; + }; + + uart1: serial@e0122000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe0122000 0x0 0x2000>; + interrupts = ; + status = "disabled"; + }; + + uart2: serial@e0124000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe0124000 0x0 0x2000>; + interrupts = ; + status = "disabled"; + }; + + uart3: serial@e0126000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe0126000 0x0 0x2000>; + interrupts = ; + status = "disabled"; + }; + + uart4: serial@e0128000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe0128000 0x0 0x2000>; + interrupts = ; + status = "disabled"; + }; + + uart5: serial@e012a000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe012a000 0x0 0x2000>; + interrupts = ; + status = "disabled"; + }; + + uart6: serial@e012c000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe012c000 0x0 0x2000>; + interrupts = ; + status = "disabled"; + }; + + timer: timer@e0228000 { + compatible = "actions,s900-timer"; + reg = <0x0 0xe0228000 0x0 0x8000>; + interrupts = ; + interrupt-names = "timer1"; + }; + }; +};