mirror of https://gitee.com/openkylin/linux.git
57 lines
1.0 KiB
Plaintext
57 lines
1.0 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
|
|
/dts-v1/;
|
|
/ {
|
|
compatible = "opencores,or1ksim";
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
interrupt-parent = <&pic>;
|
|
|
|
aliases {
|
|
uart0 = &serial0;
|
|
};
|
|
|
|
chosen {
|
|
bootargs = "earlycon";
|
|
stdout-path = "uart0:115200";
|
|
};
|
|
|
|
memory@0 {
|
|
device_type = "memory";
|
|
reg = <0x00000000 0x02000000>;
|
|
};
|
|
|
|
cpus {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
cpu@0 {
|
|
compatible = "opencores,or1200-rtlsvn481";
|
|
reg = <0>;
|
|
clock-frequency = <20000000>;
|
|
};
|
|
};
|
|
|
|
/*
|
|
* OR1K PIC is built into CPU and accessed via special purpose
|
|
* registers. It is not addressable and, hence, has no 'reg'
|
|
* property.
|
|
*/
|
|
pic: pic {
|
|
compatible = "opencores,or1k-pic";
|
|
#interrupt-cells = <1>;
|
|
interrupt-controller;
|
|
};
|
|
|
|
serial0: serial@90000000 {
|
|
compatible = "opencores,uart16550-rtlsvn105", "ns16550a";
|
|
reg = <0x90000000 0x100>;
|
|
interrupts = <2>;
|
|
clock-frequency = <20000000>;
|
|
};
|
|
|
|
enet0: ethoc@92000000 {
|
|
compatible = "opencores,ethmac-rtlsvn338";
|
|
reg = <0x92000000 0x100>;
|
|
interrupts = <4>;
|
|
};
|
|
};
|