linuxdebug/arch/mips/boot/dts/mti/malta.dts

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// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/mips-gic.h>
/memreserve/ 0x00000000 0x00001000; /* YAMON exception vectors */
/memreserve/ 0x00001000 0x000ef000; /* YAMON */
/memreserve/ 0x000f0000 0x00010000; /* PIIX4 ISA memory */
/ {
#address-cells = <1>;
#size-cells = <1>;
compatible = "mti,malta";
cpu_intc: interrupt-controller {
compatible = "mti,cpu-interrupt-controller";
interrupt-controller;
#interrupt-cells = <1>;
};
gic: interrupt-controller@1bdc0000 {
compatible = "mti,gic";
reg = <0x1bdc0000 0x20000>;
interrupt-controller;
#interrupt-cells = <3>;
/*
* Declare the interrupt-parent even though the mti,gic
* binding doesn't require it, such that the kernel can
* figure out that cpu_intc is the root interrupt
* controller & should be probed first.
*/
interrupt-parent = <&cpu_intc>;
timer {
compatible = "mti,gic-timer";
interrupts = <GIC_LOCAL 1 IRQ_TYPE_NONE>;
};
};
i8259: interrupt-controller@20 {
compatible = "intel,i8259";
interrupt-controller;
#interrupt-cells = <1>;
interrupt-parent = <&gic>;
interrupts = <GIC_SHARED 3 IRQ_TYPE_LEVEL_HIGH>;
};
flash@1e000000 {
compatible = "intel,dt28f160", "cfi-flash";
reg = <0x1e000000 0x400000>;
bank-width = <4>;
#address-cells = <1>;
#size-cells = <1>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
yamon@0 {
label = "YAMON";
reg = <0x0 0x100000>;
read-only;
};
user-fs@100000 {
label = "User FS";
reg = <0x100000 0x2e0000>;
};
board-config@3e0000 {
label = "Board Config";
reg = <0x3e0000 0x20000>;
read-only;
};
};
};
fpga_regs: system-controller@1f000000 {
compatible = "mti,malta-fpga", "syscon", "simple-mfd";
reg = <0x1f000000 0x1000>;
native-endian;
lcd@410 {
compatible = "mti,malta-lcd";
offset = <0x410>;
};
reboot {
compatible = "syscon-reboot";
regmap = <&fpga_regs>;
offset = <0x500>;
mask = <0x42>;
};
};
isa {
compatible = "isa";
#address-cells = <2>;
#size-cells = <1>;
ranges = <1 0 0 0x1000>;
rtc@70 {
compatible = "motorola,mc146818";
reg = <1 0x70 0x8>;
interrupt-parent = <&i8259>;
interrupts = <8>;
};
};
};