diff options
Diffstat (limited to 'arch/arm/dts')
| -rw-r--r-- | arch/arm/dts/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm/dts/meson-g12a-u200.dts | 29 | ||||
| -rw-r--r-- | arch/arm/dts/meson-g12a.dtsi | 192 |
3 files changed, 223 insertions, 1 deletions
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 36b969d6de..c5658d359f 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -104,7 +104,8 @@ dtb-$(CONFIG_ARCH_MESON) += \ meson-gxl-s905x-libretech-cc.dtb \ meson-gxl-s905x-khadas-vim.dtb \ meson-gxm-khadas-vim2.dtb \ - meson-axg-s400.dtb + meson-axg-s400.dtb \ + meson-g12a-u200.dtb dtb-$(CONFIG_TEGRA) += tegra20-harmony.dtb \ tegra20-medcom-wide.dtb \ tegra20-paz00.dtb \ diff --git a/arch/arm/dts/meson-g12a-u200.dts b/arch/arm/dts/meson-g12a-u200.dts new file mode 100644 index 0000000000..c44dbdddf2 --- /dev/null +++ b/arch/arm/dts/meson-g12a-u200.dts @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2018 Amlogic, Inc. All rights reserved. + */ + +/dts-v1/; + +#include "meson-g12a.dtsi" + +/ { + compatible = "amlogic,u200", "amlogic,g12a"; + model = "Amlogic Meson G12A U200 Development Board"; + + aliases { + serial0 = &uart_AO; + }; + chosen { + stdout-path = "serial0:115200n8"; + }; + memory@0 { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x40000000>; + }; +}; + +&uart_AO { + status = "okay"; +}; + diff --git a/arch/arm/dts/meson-g12a.dtsi b/arch/arm/dts/meson-g12a.dtsi new file mode 100644 index 0000000000..17c6217f8a --- /dev/null +++ b/arch/arm/dts/meson-g12a.dtsi @@ -0,0 +1,192 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2018 Amlogic, Inc. All rights reserved. + */ + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> + +/ { + compatible = "amlogic,g12a"; + + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <0x2>; + #size-cells = <0x0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0 0x0>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0 0x1>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0 0x2>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0 0x3>; + enable-method = "psci"; + next-level-cache = <&l2>; + }; + + l2: l2-cache0 { + compatible = "cache"; + }; + }; + + psci { + compatible = "arm,psci-1.0"; + method = "smc"; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 3 MiB reserved for ARM Trusted Firmware (BL31) */ + secmon_reserved: secmon@5000000 { + reg = <0x0 0x05000000 0x0 0x300000>; + no-map; + }; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + apb: bus@ff600000 { + compatible = "simple-bus"; + reg = <0x0 0xff600000 0x0 0x200000>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0xff600000 0x0 0x200000>; + + periphs: bus@34400 { + compatible = "simple-bus"; + reg = <0x0 0x34400 0x0 0x400>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0x34400 0x0 0x400>; + }; + + hiu: bus@3c000 { + compatible = "simple-bus"; + reg = <0x0 0x3c000 0x0 0x1400>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0x3c000 0x0 0x1400>; + + hhi: system-controller@0 { + compatible = "amlogic,meson-gx-hhi-sysctrl", + "simple-mfd", "syscon"; + reg = <0 0 0 0x400>; + + clkc: clock-controller { + compatible = "amlogic,g12a-clkc"; + #clock-cells = <1>; + clocks = <&xtal>; + clock-names = "xtal"; + }; + }; + }; + }; + + aobus: bus@ff800000 { + compatible = "simple-bus"; + reg = <0x0 0xff800000 0x0 0x100000>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0xff800000 0x0 0x100000>; + + uart_AO: serial@3000 { + compatible = "amlogic,meson-gx-uart", + "amlogic,meson-ao-uart"; + reg = <0x0 0x3000 0x0 0x18>; + interrupts = <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>; + clocks = <&xtal>, <&xtal>, <&xtal>; + clock-names = "xtal", "pclk", "baud"; + status = "disabled"; + }; + + uart_AO_B: serial@4000 { + compatible = "amlogic,meson-gx-uart", + "amlogic,meson-ao-uart"; + reg = <0x0 0x4000 0x0 0x18>; + interrupts = <GIC_SPI 197 IRQ_TYPE_EDGE_RISING>; + clocks = <&xtal>, <&xtal>, <&xtal>; + clock-names = "xtal", "pclk", "baud"; + status = "disabled"; + }; + }; + + gic: interrupt-controller@ffc01000 { + compatible = "arm,gic-400"; + reg = <0x0 0xffc01000 0 0x1000>, + <0x0 0xffc02000 0 0x2000>, + <0x0 0xffc04000 0 0x2000>, + <0x0 0xffc06000 0 0x2000>; + interrupt-controller; + interrupts = <GIC_PPI 9 + (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>; + #interrupt-cells = <3>; + #address-cells = <0>; + }; + + cbus: bus@ffd00000 { + compatible = "simple-bus"; + reg = <0x0 0xffd00000 0x0 0x100000>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0xffd00000 0x0 0x100000>; + + clk_msr: clock-measure@18000 { + compatible = "amlogic,meson-g12a-clk-measure"; + reg = <0x0 0x18000 0x0 0x10>; + }; + }; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <GIC_PPI 13 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 + (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>; + }; + + xtal: xtal-clk { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "xtal"; + #clock-cells = <0>; + }; + +}; |