File size: 1,373 Bytes
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/ {
#address-cells = <0x02>;
#size-cells = <0x02>;
compatible = "riscv-minimal-nommu";
model = "riscv-minimal-nommu,qemu";
chosen {
bootargs = "earlycon=uart8250,mmio,0x10000000 console=ttyS0";
/*
opencores 16550 uart seems to break if linux inits it.
removing the baudrate setting tells the driver to not init it.
bootargs = "earlycon=uart8250,mmio,0x10000000,460800 console=ttyS0";
*/
};
memory@80000000 {
device_type = "memory";
reg = <0x00 0x80000000 0x00 0x1000000>; // 16MB
};
cpus {
#address-cells = <0x01>;
#size-cells = <0x00>;
/* sys timer is in Hz */
timebase-frequency = <1000000>;
cpu@0 {
reg = <0x00>;
device_type = "cpu";
status = "okay";
compatible = "riscv";
riscv,isa = "rv32ima";
mmu-type = "riscv,none";
intc: interrupt-controller {
#interrupt-cells = <0x01>;
#address-cells = <0x01>;
interrupt-controller;
compatible = "riscv,cpu-intc";
phandle = <0x02>;
};
};
};
soc {
#address-cells = <0x02>;
#size-cells = <0x02>;
compatible = "simple-bus";
ranges;
uart@10000000 {
clock-frequency = <14746227>;
reg = <0x00 0x10000000 0x00 0x100>;
compatible = "ns16850";
};
clint@11000000 {
interrupts-extended = <&intc 0x03>,
<&intc 0x07>;
reg = <0x00 0x11000000 0x00 0x10000>;
compatible = "riscv,clint0";
};
};
};
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