1// SPDX-License-Identifier: GPL-2.0
2/dts-v1/;
3
4#include "microAptiv.dtsi"
5
6/ {
7	compatible = "digilent,nexys4ddr";
8
9	aliases {
10		serial0 = &axi_uart16550;
11	};
12	chosen {
13		bootargs = "console=ttyS0,115200";
14		stdout-path = "serial0:115200n8";
15	};
16
17	memory {
18		device_type = "memory";
19		reg = <0x0 0x08000000>;
20	};
21
22	cpuintc: interrupt-controller {
23		#address-cells = <0>;
24		#interrupt-cells = <1>;
25		interrupt-controller;
26		compatible = "mti,cpu-interrupt-controller";
27	};
28
29	axi_intc: interrupt-controller@10200000 {
30		#interrupt-cells = <1>;
31		compatible = "xlnx,xps-intc-1.00.a";
32		interrupt-controller;
33		reg = <0x10200000 0x10000>;
34		xlnx,kind-of-intr = <0x0>;
35		xlnx,num-intr-inputs = <0x6>;
36
37		interrupt-parent = <&cpuintc>;
38		interrupts = <6>;
39	};
40
41	axi_gpio: gpio@10600000 {
42		#gpio-cells = <1>;
43		compatible = "xlnx,xps-gpio-1.00.a";
44		gpio-controller;
45		reg = <0x10600000 0x10000>;
46		xlnx,all-inputs = <0x0>;
47		xlnx,dout-default = <0x0>;
48		xlnx,gpio-width = <0x16>;
49		xlnx,interrupt-present = <0x0>;
50		xlnx,is-dual = <0x0>;
51		xlnx,tri-default = <0xffffffff>;
52	} ;
53
54	axi_ethernetlite: ethernet@10e00000 {
55		compatible = "xlnx,xps-ethernetlite-3.00.a";
56		device_type = "network";
57		interrupt-parent = <&axi_intc>;
58		interrupts = <1>;
59		phy-handle = <&phy0>;
60		reg = <0x10e00000 0x10000>;
61		xlnx,duplex = <0x1>;
62		xlnx,include-global-buffers = <0x1>;
63		xlnx,include-internal-loopback = <0x0>;
64		xlnx,include-mdio = <0x1>;
65		xlnx,instance = "axi_ethernetlite_inst";
66		xlnx,rx-ping-pong = <0x1>;
67		xlnx,s-axi-id-width = <0x1>;
68		xlnx,tx-ping-pong = <0x1>;
69		xlnx,use-internal = <0x0>;
70		mdio {
71			#address-cells = <1>;
72			#size-cells = <0>;
73			phy0: phy@1 {
74				device_type = "ethernet-phy";
75				reg = <1>;
76			};
77		};
78	};
79
80	axi_uart16550: serial@10400000 {
81		compatible = "ns16550a";
82		reg = <0x10400000 0x10000>;
83
84		reg-shift = <2>;
85		reg-offset = <0x1000>;
86
87		clocks	= <&ext>;
88
89		interrupt-parent = <&axi_intc>;
90		interrupts = <0>;
91	};
92
93	axi_i2c: i2c@10a00000 {
94	    compatible = "xlnx,xps-iic-2.00.a";
95	    interrupt-parent = <&axi_intc>;
96	    interrupts = <4>;
97	    reg = < 0x10a00000 0x10000 >;
98	    clocks = <&ext>;
99	    xlnx,clk-freq = <0x5f5e100>;
100	    xlnx,family = "Artix7";
101	    xlnx,gpo-width = <0x1>;
102	    xlnx,iic-freq = <0x186a0>;
103	    xlnx,scl-inertial-delay = <0x0>;
104	    xlnx,sda-inertial-delay = <0x0>;
105	    xlnx,ten-bit-adr = <0x0>;
106	    #address-cells = <1>;
107	    #size-cells = <0>;
108
109	    ad7420@4b {
110		compatible = "adi,adt7420";
111		reg = <0x4b>;
112	    };
113	} ;
114};
115
116&ext {
117	clock-frequency = <50000000>;
118};
119