153 строки
4.0 KiB
Plaintext
153 строки
4.0 KiB
Plaintext
/*
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* Device Tree for the ARM Integrator/AP platform
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*/
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/dts-v1/;
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/include/ "integrator.dtsi"
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/ {
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model = "ARM Integrator/AP";
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compatible = "arm,integrator-ap";
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aliases {
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arm,timer-primary = &timer2;
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arm,timer-secondary = &timer1;
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};
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chosen {
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bootargs = "root=/dev/ram0 console=ttyAM0,38400n8 earlyprintk";
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};
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/* 24 MHz chrystal on the core module */
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xtal24mhz: xtal24mhz@24M {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <24000000>;
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};
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pclk: pclk@0 {
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#clock-cells = <0>;
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compatible = "fixed-factor-clock";
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clock-div = <1>;
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clock-mult = <1>;
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clocks = <&xtal24mhz>;
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};
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/* The UART clock is 14.74 MHz divided by an ICS525 */
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uartclk: uartclk@14.74M {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <14745600>;
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};
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syscon {
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compatible = "arm,integrator-ap-syscon";
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reg = <0x11000000 0x100>;
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interrupt-parent = <&pic>;
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/* These are the logical module IRQs */
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interrupts = <9>, <10>, <11>, <12>;
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};
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timer0: timer@13000000 {
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compatible = "arm,integrator-timer";
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clocks = <&xtal24mhz>;
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};
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timer1: timer@13000100 {
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compatible = "arm,integrator-timer";
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clocks = <&xtal24mhz>;
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};
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timer2: timer@13000200 {
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compatible = "arm,integrator-timer";
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clocks = <&xtal24mhz>;
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};
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pic: pic@14000000 {
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valid-mask = <0x003fffff>;
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};
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pci: pciv3@62000000 {
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compatible = "v3,v360epc-pci";
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#interrupt-cells = <1>;
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#size-cells = <2>;
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#address-cells = <3>;
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reg = <0x62000000 0x10000>;
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interrupt-parent = <&pic>;
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interrupts = <17>; /* Bus error IRQ */
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ranges = <0x00000000 0 0x61000000 /* config space */
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0x61000000 0 0x00100000 /* 16 MiB @ 61000000 */
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0x01000000 0 0x0 /* I/O space */
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0x60000000 0 0x00100000 /* 16 MiB @ 60000000 */
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0x02000000 0 0x00000000 /* non-prefectable memory */
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0x40000000 0 0x10000000 /* 256 MiB @ 40000000 */
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0x42000000 0 0x10000000 /* prefetchable memory */
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0x50000000 0 0x10000000>; /* 256 MiB @ 50000000 */
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interrupt-map-mask = <0xf800 0 0 0x7>;
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interrupt-map = <
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/* IDSEL 9 */
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0x4800 0 0 1 &pic 13 /* INT A on slot 9 is irq 13 */
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0x4800 0 0 2 &pic 14 /* INT B on slot 9 is irq 14 */
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0x4800 0 0 3 &pic 15 /* INT C on slot 9 is irq 15 */
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0x4800 0 0 4 &pic 16 /* INT D on slot 9 is irq 16 */
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/* IDSEL 10 */
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0x5000 0 0 1 &pic 14 /* INT A on slot 10 is irq 14 */
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0x5000 0 0 2 &pic 15 /* INT B on slot 10 is irq 15 */
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0x5000 0 0 3 &pic 16 /* INT C on slot 10 is irq 16 */
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0x5000 0 0 4 &pic 13 /* INT D on slot 10 is irq 13 */
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/* IDSEL 11 */
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0x5800 0 0 1 &pic 15 /* INT A on slot 11 is irq 15 */
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0x5800 0 0 2 &pic 16 /* INT B on slot 11 is irq 16 */
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0x5800 0 0 3 &pic 13 /* INT C on slot 11 is irq 13 */
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0x5800 0 0 4 &pic 14 /* INT D on slot 11 is irq 14 */
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/* IDSEL 12 */
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0x6000 0 0 1 &pic 16 /* INT A on slot 12 is irq 16 */
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0x6000 0 0 2 &pic 13 /* INT B on slot 12 is irq 13 */
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0x6000 0 0 3 &pic 14 /* INT C on slot 12 is irq 14 */
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0x6000 0 0 4 &pic 15 /* INT D on slot 12 is irq 15 */
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>;
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};
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fpga {
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/*
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* The Integator/AP predates the idea to have magic numbers
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* identifying the PrimeCell in hardware, thus we have to
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* supply these from the device tree.
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*/
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rtc: rtc@15000000 {
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compatible = "arm,pl030", "arm,primecell";
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arm,primecell-periphid = <0x00041030>;
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clocks = <&pclk>;
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clock-names = "apb_pclk";
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};
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uart0: uart@16000000 {
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compatible = "arm,pl010", "arm,primecell";
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arm,primecell-periphid = <0x00041010>;
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clocks = <&uartclk>, <&pclk>;
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clock-names = "uartclk", "apb_pclk";
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};
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uart1: uart@17000000 {
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compatible = "arm,pl010", "arm,primecell";
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arm,primecell-periphid = <0x00041010>;
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clocks = <&uartclk>, <&pclk>;
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clock-names = "uartclk", "apb_pclk";
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};
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kmi0: kmi@18000000 {
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compatible = "arm,pl050", "arm,primecell";
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arm,primecell-periphid = <0x00041050>;
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clocks = <&xtal24mhz>, <&pclk>;
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clock-names = "KMIREFCLK", "apb_pclk";
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};
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kmi1: kmi@19000000 {
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compatible = "arm,pl050", "arm,primecell";
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arm,primecell-periphid = <0x00041050>;
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clocks = <&xtal24mhz>, <&pclk>;
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clock-names = "KMIREFCLK", "apb_pclk";
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};
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};
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};
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