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|
/dts-v1/;
/ {
#size-cells = <0x02>;
#address-cells = <0x02>;
model-name = "microwatt";
compatible = "microwatt-soc";
aliases {
serial0 = &UART0;
};
reserved-memory {
#size-cells = <0x02>;
#address-cells = <0x02>;
ranges;
};
memory@0 {
device_type = "memory";
reg = <0x00000000 0x00000000 0x00000000 0x10000000>;
};
cpus {
#size-cells = <0x00>;
#address-cells = <0x01>;
ibm,powerpc-cpu-features {
display-name = "Microwatt";
isa = <3000>;
device_type = "cpu-features";
compatible = "ibm,powerpc-cpu-features";
mmu-radix {
isa = <3000>;
usable-privilege = <2>;
};
little-endian {
isa = <2050>;
usable-privilege = <3>;
hwcap-bit-nr = <1>;
};
cache-inhibited-large-page {
isa = <2040>;
usable-privilege = <2>;
};
fixed-point-v3 {
isa = <3000>;
usable-privilege = <3>;
};
no-execute {
isa = <2010>;
usable-privilege = <2>;
};
floating-point {
hwcap-bit-nr = <27>;
isa = <0>;
usable-privilege = <3>;
};
};
PowerPC,Microwatt@0 {
i-cache-sets = <2>;
ibm,dec-bits = <64>;
reservation-granule-size = <64>;
clock-frequency = <100000000>;
timebase-frequency = <100000000>;
i-tlb-sets = <1>;
ibm,ppc-interrupt-server#s = <0>;
i-cache-block-size = <64>;
d-cache-block-size = <64>;
d-cache-sets = <2>;
i-tlb-size = <64>;
cpu-version = <0x990000>;
status = "okay";
i-cache-size = <0x1000>;
ibm,processor-radix-AP-encodings = <0x0c 0xa0000010 0x20000015 0x4000001e>;
tlb-size = <0>;
tlb-sets = <0>;
device_type = "cpu";
d-tlb-size = <128>;
d-tlb-sets = <2>;
reg = <0>;
general-purpose;
64-bit;
d-cache-size = <0x1000>;
ibm,chip-id = <0>;
ibm,mmu-lpid-bits = <12>;
ibm,mmu-pid-bits = <20>;
};
};
soc@c0000000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&ICS>;
ranges = <0 0 0xc0000000 0x40000000>;
interrupt-controller@4000 {
compatible = "openpower,xics-presentation", "ibm,ppc-xicp";
ibm,interrupt-server-ranges = <0x0 0x1>;
reg = <0x4000 0x100>;
};
ICS: interrupt-controller@5000 {
compatible = "openpower,xics-sources";
interrupt-controller;
interrupt-ranges = <0x10 0x10>;
reg = <0x5000 0x100>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
};
UART0: serial@2000 {
device_type = "serial";
compatible = "ns16550";
reg = <0x2000 0x8>;
clock-frequency = <100000000>;
current-speed = <115200>;
reg-shift = <2>;
fifo-size = <16>;
interrupts = <0x10 0x1>;
};
ethernet@8020000 {
compatible = "litex,liteeth";
reg = <0x8021000 0x100
0x8020800 0x100
0x8030000 0x2000>;
reg-names = "mac", "mido", "buffer";
litex,rx-slots = <2>;
litex,tx-slots = <2>;
litex,slot-size = <0x800>;
interrupts = <0x11 0x1>;
};
};
chosen {
bootargs = "";
ibm,architecture-vec-5 = [19 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 40 00 40];
stdout-path = &UART0;
};
};
|
