diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile index f0d9f89054f821cded0b2e5a58641059807e9a37..1e884868ccba4fb064810ae36760eb1d40a2ec10 100644 --- a/arch/riscv/boot/dts/Makefile +++ b/arch/riscv/boot/dts/Makefile @@ -2,6 +2,7 @@ subdir-y += allwinner subdir-y += sifive subdir-y += starfive +subdir-y += thead subdir-y += canaan subdir-y += microchip subdir-y += renesas diff --git a/arch/riscv/boot/dts/thead/Makefile b/arch/riscv/boot/dts/thead/Makefile new file mode 100644 index 0000000000000000000000000000000000000000..e311fc9a59390a419b828b879cc8477c2de5d8d2 --- /dev/null +++ b/arch/riscv/boot/dts/thead/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +dtb-$(CONFIG_ARCH_THEAD) += th1520-lichee-pi-4a.dtb diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi new file mode 100644 index 0000000000000000000000000000000000000000..4b0249ac710f4f0f66677f236b7e6cd445f06f5d --- /dev/null +++ b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org> + */ + +/dts-v1/; + +#include "th1520.dtsi" + +/ { + model = "Sipeed Lichee Module 4A"; + compatible = "sipeed,lichee-module-4a", "thead,th1520"; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x00000000 0x2 0x00000000>; + }; +}; + +&osc { + clock-frequency = <24000000>; +}; + +&osc_32k { + clock-frequency = <32768>; +}; + +&apb_clk { + clock-frequency = <62500000>; +}; + +&uart_sclk { + clock-frequency = <100000000>; +}; + +&dmac0 { + status = "okay"; +}; diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts new file mode 100644 index 0000000000000000000000000000000000000000..a1248b2ee3a3e474ed7ff06f6ee355e6790b6457 --- /dev/null +++ b/arch/riscv/boot/dts/thead/th1520-lichee-pi-4a.dts @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org> + */ + +#include "th1520-lichee-module-4a.dtsi" + +/ { + model = "Sipeed Lichee Pi 4A"; + compatible = "sipeed,lichee-pi-4a", "sipeed,lichee-module-4a", "thead,th1520"; + + aliases { + gpio0 = &gpio0; + gpio1 = &gpio1; + gpio2 = &gpio2; + gpio3 = &gpio3; + serial0 = &uart0; + serial1 = &uart1; + serial2 = &uart2; + serial3 = &uart3; + serial4 = &uart4; + serial5 = &uart5; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; + +&uart0 { + status = "okay"; +};