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quasi.dts
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/
quasi.dts
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/dts-v1/;
/ {
#address-cells = <0x02>;
#size-cells = <0x02>;
compatible = "riscv-virtio";
model = "riscv-virtio,qemu";
interrupt-parent = "&cpu0inc";
chosen {
bootargs = "earlycon console=ttyUL0 root=/dev/ram";
stdout-path = "/soc/uartlite@4000000";
/*bootargs = "earlycon console=ttyS0 root=/dev/ram";*/
/*stdout-path = "/soc/uart@40000000";*/
};
memory@20001000 {
device_type = "memory";
reg = <0x00 0x20001000 0x00 0x00600000>;
};
cpus {
#address-cells = <0x01>;
#size-cells = <0x00>;
timebase-frequency = <0x989680>;
cpu@0 {
phandle = <0x01>;
device_type = "cpu";
reg = <0x00>;
status = "okay";
compatible = "riscv";
riscv,isa = "rv32ima";
//mmu-type = "riscv,sv32";
cpu0inc: interrupt-controller {
#interrupt-cells = <0x01>;
#address-cells = <0x01>;
interrupt-controller;
compatible = "riscv,cpu-intc";
//phandle = <0x02>;
};
};
cpu-map {
cluster0 {
core0 {
cpu = <0x01>;
};
};
};
};
soc {
#address-cells = <0x02>;
#size-cells = <0x02>;
compatible = "simple-bus";
ranges;
/*
uart@40000000 {
//interrupts = <0x0a>;
//interrupt-parent = <0x03>;
clock-frequency = <0x384000>;
reg = <0x00 0x40000000 0x00 0x100>;
compatible = "ns16550";
};
*/
uartlite@4000000 {
clock-frequency = <0x384000>;
//interrupts = <0 59 4>;
//interrupt-parent = <0x03>;
compatible = "xlnx,xps-uartlite-1.00.a";
reg = <0x00 0x4000000 0x00 0x10000>;
clock = <10000000>;
};
clint@9b000000 {
//interrupt-parent = <0x03>;
//interrupts-extended = <&cpu0inc 0x03 &cpu0inc 0x07>;
interrupts-extended = <&cpu0inc 0x07>;
reg = <0x00 0x9b000000 0x00 0x10000>;
compatible = "riscv,clint0";
};
/*uart@80000000 { // dummy*/
/*[>interrupts = <0x0a>;<]*/
/*[>interrupt-parent = <0x03>;<]*/
/*clock-frequency = <0x384000>;*/
/*reg = <0x00 0x80000000 0x00 0x100>;*/
/*compatible = "ns16550";*/
/*};*/
};
};