Add initial board data for the SiFive HiFive Unleashed A00. Currently the data populated in this DT file describes the board DRAM configuration and the external clock sources that supply the PRCI.
Cc: Rob Herring <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Palmer Dabbelt <[email protected]> Cc: Albert Ou <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Signed-off-by: Paul Walmsley <[email protected]> Signed-off-by: Paul Walmsley <[email protected]> --- arch/riscv/boot/dts/Makefile | 2 + arch/riscv/boot/dts/sifive/Makefile | 4 ++ .../dts/sifive/hifive-unleashed-a00-fu540.dts | 39 +++++++++++++++++++ 3 files changed, 45 insertions(+) create mode 100644 arch/riscv/boot/dts/Makefile create mode 100644 arch/riscv/boot/dts/sifive/Makefile create mode 100644 arch/riscv/boot/dts/sifive/hifive-unleashed-a00-fu540.dts diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile new file mode 100644 index 000000000000..dcc3ada78455 --- /dev/null +++ b/arch/riscv/boot/dts/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 +subdir-y += sifive diff --git a/arch/riscv/boot/dts/sifive/Makefile b/arch/riscv/boot/dts/sifive/Makefile new file mode 100644 index 000000000000..e120ccf5649c --- /dev/null +++ b/arch/riscv/boot/dts/sifive/Makefile @@ -0,0 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 +dtb-$(CONFIG_ARCH_SIFIVE) += hifive-unleashed-a00-fu540.dtb + + diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00-fu540.dts b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00-fu540.dts new file mode 100644 index 000000000000..0c6afabe69e3 --- /dev/null +++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00-fu540.dts @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: Apache-2.0 +// SPDX-License-Identifier: GPL-2.0-or-later +/* Copyright (c) 2018 SiFive, Inc */ +/* See the file LICENSE for further information */ + +/dts-v1/; + +#include "fu540-c000.dtsi" + +/ { + #address-cells = <2>; + #size-cells = <2>; + model = "SiFive HiFive Unleashed A00 (FU540-C000)" + compatible = "sifive,hifive-unleashed-a00-fu540", + "sifive,hifive-unleashed-fu540"; + + chosen { + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x0 0x80000000 0x1f 0x80000000>; + }; + + soc { + hfclk: hfclk { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <33333333>; + clock-output-names = "hfclk"; + }; + rtcclk: rtcclk { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <1000000>; + clock-output-names = "rtcclk"; + }; + }; +}; -- 2.20.0
