arch/xtensa/boot/dts/xtfpga.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 / {
   3         compatible = "cdns,xtensa-xtfpga";
   4         #address-cells = <1>;
   5         #size-cells = <1>;
   6         interrupt-parent = <&pic>;
   7
   8         chosen {
   9                 bootargs = "earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug";
  10         };
  11
  12         memory@0 {
  13                 device_type = "memory";
  14                 reg = <0x00000000 0x06000000>;
  15         };
  16
  17         cpus {
  18                 #address-cells = <1>;
  19                 #size-cells = <0>;
  20                 cpu@0 {
  21                         compatible = "cdns,xtensa-cpu";
  22                         reg = <0>;
  23                         clocks = <&osc>;
  24                 };
  25         };
  26
  27         pic: pic {
  28                 compatible = "cdns,xtensa-pic";
  29                 /* one cell: internal irq number,
  30                  * two cells: second cell == 0: internal irq number
  31                  *            second cell == 1: external irq number
  32                  */
  33                 #interrupt-cells = <2>;
  34                 interrupt-controller;
  35         };
  36
  37         clocks {
  38                 clk54: clk54 {
  39                         #clock-cells = <0>;
  40                         compatible = "fixed-clock";
  41                         clock-frequency = <54000000>;
  42                 };
  43         };
  44
  45         soc {
  46                 #address-cells = <1>;
  47                 #size-cells = <1>;
  48                 compatible = "simple-bus";
  49                 ranges = <0x00000000 0xf0000000 0x10000000>;
  50
  51                 osc: main-oscillator {
  52                         #clock-cells = <0>;
  53                         compatible = "cdns,xtfpga-clock";
  54                         reg = <0x0d020004 0x4>;
  55                 };
  56
  57                 serial0: serial@0d050020 {
  58                         device_type = "serial";
  59                         compatible = "ns16550a";
  60                         no-loopback-test;
  61                         reg = <0x0d050020 0x20>;
  62                         reg-shift = <2>;
  63                         reg-io-width = <4>;
  64                         native-endian;
  65                         interrupts = <0 1>; /* external irq 0 */
  66                         clocks = <&osc>;
  67                 };
  68
  69                 enet0: ethoc@0d030000 {
  70                         compatible = "opencores,ethoc";
  71                         reg = <0x0d030000 0x4000 0x0d800000 0x4000>;
  72                         native-endian;
  73                         interrupts = <1 1>; /* external irq 1 */
  74                         local-mac-address = [00 50 c2 13 6f 00];
  75                         clocks = <&osc>;
  76                 };
  77
  78                 i2s0: xtfpga-i2s@0d080000 {
  79                         #sound-dai-cells = <0>;
  80                         compatible = "cdns,xtfpga-i2s";
  81                         reg = <0x0d080000 0x40>;
  82                         interrupts = <2 1>; /* external irq 2 */
  83                         clocks = <&cdce706 4>;
  84                 };
  85
  86                 i2c0: i2c-master@0d090000 {
  87                         compatible = "opencores,i2c-ocores";
  88                         #address-cells = <1>;
  89                         #size-cells = <0>;
  90                         reg = <0x0d090000 0x20>;
  91                         reg-shift = <2>;
  92                         reg-io-width = <4>;
  93                         native-endian;
  94                         interrupts = <4 1>;
  95                         clocks = <&osc>;
  96
  97                         cdce706: clock-synth@69 {
  98                                 compatible = "ti,cdce706";
  99                                 #clock-cells = <1>;
 100                                 reg = <0x69>;
 101                                 clocks = <&clk54>;
 102                                 clock-names = "clk_in0";
 103                         };
 104                 };
 105
 106                 spi0: spi@0d0a0000 {
 107                         compatible = "cdns,xtfpga-spi";
 108                         #address-cells = <1>;
 109                         #size-cells = <0>;
 110                         reg = <0x0d0a0000 0xc>;
 111
 112                         tlv320aic23: sound-codec@0 {
 113                                 #sound-dai-cells = <0>;
 114                                 compatible = "tlv320aic23";
 115                                 reg = <0>;
 116                                 spi-max-frequency = <12500000>;
 117                         };
 118                 };
 119         };
 120
 121         sound {
 122                 compatible = "simple-audio-card";
 123                 simple-audio-card,format = "i2s";
 124                 simple-audio-card,mclk-fs = <256>;
 125
 126                 simple-audio-card,cpu {
 127                         sound-dai = <&i2s0>;
 128                 };
 129
 130                 simple-audio-card,codec {
 131                         sound-dai = <&tlv320aic23>;
 132                         simple-audio-card,bitclock-master = <0>;
 133                         simple-audio-card,frame-master = <0>;
 134                         clocks = <&cdce706 4>;
 135                 };
 136         };
 137 };