Add devicetrees support for Amlogic AN400 board based T7 SoC. Signed-off-by: Xianwei Zhao <xianwei.zhao@xxxxxxxxxxx> --- V1 -> V2: fix bug when use "DTC CHECK_DTBS=yes" --- arch/arm64/boot/dts/amlogic/Makefile | 1 + .../dts/amlogic/amlogic-t7-a311d2-an400.dts | 39 +++++++++++++++++++ 2 files changed, 40 insertions(+) create mode 100644 arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-an400.dts diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile index 91fa425116ea..8b6f57a94863 100644 --- a/arch/arm64/boot/dts/amlogic/Makefile +++ b/arch/arm64/boot/dts/amlogic/Makefile @@ -1,5 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_ARCH_MESON) += amlogic-c3-c302x-aw409.dtb +dtb-$(CONFIG_ARCH_MESON) += amlogic-t7-a311d2-an400.dtb dtb-$(CONFIG_ARCH_MESON) += amlogic-t7-a311d2-khadas-vim4.dtb dtb-$(CONFIG_ARCH_MESON) += meson-a1-ad401.dtb dtb-$(CONFIG_ARCH_MESON) += meson-axg-jethome-jethub-j100.dtb diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-an400.dts b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-an400.dts new file mode 100644 index 000000000000..c05edebb90b5 --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-an400.dts @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2023 Amlogic, Inc. All rights reserved. + */ + +/dts-v1/; + +#include "amlogic-t7.dtsi" + +/ { + model = "Amlogic A311D2 AN400 Development Board"; + compatible = "amlogic,an400", "amlogic,a311d2", "amlogic,t7"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + aliases { + serial0 = &uart_a; + }; + + memory@0 { + device_type = "memory"; + reg = <0x00000000 0x00000000 0x00000000 0xE0000000 + 0x00000001 0x00000000 0x00000000 0x20000000>; + }; + + xtal: xtal-clk { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "xtal"; + #clock-cells = <0>; + }; +}; + +&uart_a { + clocks = <&xtal>, <&xtal>, <&xtal>; + clock-names = "xtal", "pclk", "baud"; + status = "okay"; +}; -- 2.37.1