139 lines
2.7 KiB
Plaintext
139 lines
2.7 KiB
Plaintext
/*
|
|
* Based on Mans Rullgard's Tango3 DT
|
|
* https://github.com/mansr/linux-tangox
|
|
*/
|
|
|
|
#include <dt-bindings/interrupt-controller/arm-gic.h>
|
|
|
|
#define CPU_CLK 0
|
|
#define SYS_CLK 1
|
|
#define USB_CLK 2
|
|
#define SDIO_CLK 3
|
|
|
|
/ {
|
|
interrupt-parent = <&gic>;
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
|
|
periph_clk: periph_clk {
|
|
compatible = "fixed-factor-clock";
|
|
clocks = <&clkgen CPU_CLK>;
|
|
clock-mult = <1>;
|
|
clock-div = <2>;
|
|
#clock-cells = <0>;
|
|
};
|
|
|
|
mpcore {
|
|
compatible = "simple-bus";
|
|
ranges = <0x00000000 0x20000000 0x2000>;
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
|
|
scu@0 {
|
|
compatible = "arm,cortex-a9-scu";
|
|
reg = <0x0 0x100>;
|
|
};
|
|
|
|
twd@600 {
|
|
compatible = "arm,cortex-a9-twd-timer";
|
|
reg = <0x600 0x10>;
|
|
interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
|
|
clocks = <&periph_clk>;
|
|
always-on;
|
|
};
|
|
|
|
gic: interrupt-controller@1000 {
|
|
compatible = "arm,cortex-a9-gic";
|
|
#interrupt-cells = <3>;
|
|
interrupt-controller;
|
|
reg = <0x1000 0x1000>, <0x100 0x100>;
|
|
};
|
|
};
|
|
|
|
l2cc: l2-cache-controller@20100000 {
|
|
compatible = "arm,pl310-cache";
|
|
reg = <0x20100000 0x1000>;
|
|
cache-level = <2>;
|
|
cache-unified;
|
|
};
|
|
|
|
soc {
|
|
compatible = "simple-bus";
|
|
interrupt-parent = <&irq0>;
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
ranges;
|
|
|
|
xtal: xtal {
|
|
compatible = "fixed-clock";
|
|
clock-frequency = <27000000>;
|
|
#clock-cells = <0>;
|
|
};
|
|
|
|
clkgen: clkgen@10000 {
|
|
compatible = "sigma,tango4-clkgen";
|
|
reg = <0x10000 0x100>;
|
|
clocks = <&xtal>;
|
|
#clock-cells = <1>;
|
|
};
|
|
|
|
tick-counter@10048 {
|
|
compatible = "sigma,tick-counter";
|
|
reg = <0x10048 0x4>;
|
|
clocks = <&xtal>;
|
|
};
|
|
|
|
uart: serial@10700 {
|
|
compatible = "ralink,rt2880-uart";
|
|
reg = <0x10700 0x30>;
|
|
interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
|
|
clock-frequency = <7372800>;
|
|
reg-shift = <2>;
|
|
};
|
|
|
|
watchdog@1fd00 {
|
|
compatible = "sigma,smp8759-wdt";
|
|
reg = <0x1fd00 8>;
|
|
clocks = <&xtal>;
|
|
};
|
|
|
|
eth0: ethernet@26000 {
|
|
compatible = "sigma,smp8734-ethernet";
|
|
reg = <0x26000 0x800>;
|
|
interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
|
|
clocks = <&clkgen SYS_CLK>;
|
|
};
|
|
|
|
intc: interrupt-controller@6e000 {
|
|
compatible = "sigma,smp8642-intc";
|
|
reg = <0x6e000 0x400>;
|
|
ranges = <0 0x6e000 0x400>;
|
|
interrupt-parent = <&gic>;
|
|
interrupt-controller;
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
|
|
irq0: irq0@000 {
|
|
reg = <0x000 0x100>;
|
|
interrupt-controller;
|
|
#interrupt-cells = <2>;
|
|
interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
|
|
};
|
|
|
|
irq1: irq1@100 {
|
|
reg = <0x100 0x100>;
|
|
interrupt-controller;
|
|
#interrupt-cells = <2>;
|
|
interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
|
|
};
|
|
|
|
irq2: irq2@300 {
|
|
reg = <0x300 0x100>;
|
|
interrupt-controller;
|
|
#interrupt-cells = <2>;
|
|
interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
|
|
};
|
|
};
|
|
};
|
|
};
|