Cc: 96boards@xxxxxxxxxxxxxx Signed-off-by: Andreas Färber <afaerber@xxxxxxx> --- v1 -> v2: * Reworded subject * Added memory@0 node for Bubblegum-96 (Mark) * Filled in reserved-memory sub-node for Bubblegum-96 (Mark) * Added arm-pmu interrupt-affinity property (Mark) * Changed second GIC reg size 0x1000 -> 0x2000 for Bubblegum-96 (Mark) * Updated ARCH_OWL to ARCH_ACTIONS (Arnd) * Renamed s900-bubblegum96.dts to s900-bubblegum-96.dts * Adopted "actions" vendor prefix * Dropped irq.h include * Adopted SPDX-License-Identifier (Rob) arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/actions/Makefile | 5 + arch/arm64/boot/dts/actions/s900-bubblegum-96.dts | 31 ++++++ arch/arm64/boot/dts/actions/s900.dtsi | 109 ++++++++++++++++++++++ 4 files changed, 146 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 080232b..d1a6b0a 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 0000000..62922d6 --- /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 0000000..a4ab7df --- /dev/null +++ b/arch/arm64/boot/dts/actions/s900-bubblegum-96.dts @@ -0,0 +1,31 @@ +/* + * 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>; + }; +}; + +&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 0000000..75e1dea2 --- /dev/null +++ b/arch/arm64/boot/dts/actions/s900.dtsi @@ -0,0 +1,109 @@ +/* + * 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)>; + }; + + 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>; + }; + + uart5: serial@e012a000 { + compatible = "actions,s900-uart", "actions,owl-uart"; + reg = <0x0 0xe012a000 0x0 0x1000>; + interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; + }; + }; +}; -- 2.10.2 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html