mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-17 10:18:38 +00:00
c9135d5a7a
Previous device tree for OpenPiton emits a warning during compilation. This commit fixes the previous warning adds dts to the OpenPiton RISC-V board and added the device tree to MAINTAINER file. Signed-off-by: Tianrui Wei <tianrui-wei@outlook.com> Reported-by: Tom Rini <trini@konsulko.com> Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
153 lines
3.6 KiB
Text
153 lines
3.6 KiB
Text
// SPDX-License-Identifier: (GPL-2.0 OR MIT)
|
|
/* Copyright (c) 2021 Tianrui Wei <tianrui-wei@outlook.com> */
|
|
|
|
/*
|
|
* This dts is for a dual core instance of OpenPiton+Ariane built
|
|
* to run on a Digilent Genesys 2 FPGA at 66.67MHz. These files
|
|
* are automatically generated by the OpenPiton build system and
|
|
* this configuration may not be what you need if your configuration
|
|
* is different from the below.
|
|
*/
|
|
|
|
/dts-v1/;
|
|
|
|
/ {
|
|
#address-cells = <2>;
|
|
#size-cells = <2>;
|
|
compatible = "openpiton,riscv64";
|
|
|
|
chosen {
|
|
stdout-path = "uart0:115200";
|
|
};
|
|
|
|
aliases {
|
|
console = &uart0;
|
|
serial0 = &uart0;
|
|
};
|
|
|
|
cpus {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
timebase-frequency = <520835>;
|
|
|
|
CPU0: cpu@0 {
|
|
clocks = <&clk0>;
|
|
u-boot,dm-spl;
|
|
device_type = "cpu";
|
|
reg = <0>;
|
|
compatible = "openhwgroup,cva6", "riscv";
|
|
riscv,isa = "rv64imafdc";
|
|
mmu-type = "riscv,sv39";
|
|
tlb-split;
|
|
// HLIC - hart local interrupt controller
|
|
CPU0_intc: interrupt-controller {
|
|
#interrupt-cells = <1>;
|
|
interrupt-controller;
|
|
compatible = "riscv,cpu-intc";
|
|
};
|
|
};
|
|
|
|
CPU1: cpu@1 {
|
|
clocks = <&clk0>;
|
|
device_type = "cpu";
|
|
reg = <1>;
|
|
compatible = "openhwgroup,cva6", "riscv";
|
|
riscv,isa = "rv64imafdc";
|
|
mmu-type = "riscv,sv39";
|
|
tlb-split;
|
|
// HLIC - hart local interrupt controller
|
|
CPU1_intc: interrupt-controller {
|
|
#interrupt-cells = <1>;
|
|
interrupt-controller;
|
|
compatible = "riscv,cpu-intc";
|
|
};
|
|
};
|
|
|
|
};
|
|
|
|
clocks {
|
|
clk0: osc {
|
|
compatible = "fixed-clock";
|
|
#clock-cells = <0>;
|
|
clock-frequency = <66667000>;
|
|
};
|
|
};
|
|
|
|
memory@80000000 {
|
|
u-boot,dm-spl;
|
|
device_type = "memory";
|
|
reg = < 0x00000000 0x80000000 0x00000000 0x40000000 >;
|
|
};
|
|
|
|
soc {
|
|
#address-cells = <2>;
|
|
#size-cells = <2>;
|
|
compatible = "openpiton,chipset", "simple-bus";
|
|
ranges;
|
|
|
|
uart0: uart@fff0c2c000 {
|
|
compatible = "ns16550", "openpiton,ns16550";
|
|
reg = < 0x000000ff 0xf0c2c000 0x00000000 0x000d4000 >;
|
|
interrupt-parent = <&PLIC0>;
|
|
interrupts = <1>;
|
|
reg-shift = <0>;
|
|
// regs are spaced on 8 bit boundary
|
|
};
|
|
|
|
eth: ethernet@fff0d00000 {
|
|
compatible = "xlnx,xps-ethernetlite-1.00.a", "openpiton,ethernet";
|
|
device_type = "network";
|
|
reg = < 0x000000ff 0xf0d00000 0x00000000 0x00100000 >;
|
|
interrupt-parent = <&PLIC0>;
|
|
interrupts = <2>;
|
|
phy-handle = <&phy0>;
|
|
xlnx,duplex = <0x1>;
|
|
xlnx,include-global-buffers = <0x1>;
|
|
xlnx,include-internal-loopback = <0x0>;
|
|
xlnx,include-mdio = <0x1>;
|
|
xlnx,rx-ping-pong = <0x1>;
|
|
xlnx,s-axi-id-width = <0x1>;
|
|
xlnx,tx-ping-pong = <0x1>;
|
|
xlnx,use-internal = <0x0>;
|
|
axi_ethernetlite_0_mdio: mdio {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
phy0: phy@1 {
|
|
compatible = "ethernet-phy-id001C.C915";
|
|
device_type = "ethernet-phy";
|
|
reg = <1>;
|
|
};
|
|
};
|
|
};
|
|
|
|
sdhci_0: sdhci@f000000000 {
|
|
u-boot,dm-spl;
|
|
compatible = "openpiton,piton-mmc", "openpiton,mmc";
|
|
reg = < 0x000000f0 0x00000000 0x00000000 0x00300000 >;
|
|
};
|
|
|
|
clint@fff1020000 {
|
|
compatible = "sifive,clint0", "openpiton,clint";
|
|
interrupts-extended = < &CPU0_intc 3
|
|
&CPU0_intc 7
|
|
&CPU1_intc 3
|
|
&CPU1_intc 7 >;
|
|
reg = < 0x000000ff 0xf1020000 0x00000000 0x000c0000 >;
|
|
clocks = <&clk0>;
|
|
};
|
|
|
|
PLIC0: plic@fff1100000 {
|
|
u-boot,dm-spl;
|
|
#interrupt-cells = <1>;
|
|
compatible = "sifive,plic-1.0.0", "openpiton,plic";
|
|
interrupt-controller;
|
|
interrupts-extended = < &CPU0_intc 11
|
|
&CPU0_intc 9
|
|
&CPU1_intc 11
|
|
&CPU1_intc 9 >;
|
|
reg = < 0x000000ff 0xf1100000 0x00000000 0x04000000 >;
|
|
riscv,max-priority = <7>;
|
|
riscv,ndev = <2>;
|
|
};
|
|
};
|
|
};
|