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}; 138