xref: /openbmc/linux/arch/mips/boot/dts/mscc/ocelot.dtsi (revision 8795a739) 
1// SPDX-License-Identifier: (GPL-2.0 OR MIT)
2/* Copyright (c) 2017 Microsemi Corporation */
3
4/ {
5	#address-cells = <1>;
6	#size-cells = <1>;
7	compatible = "mscc,ocelot";
8
9	cpus {
10		#address-cells = <1>;
11		#size-cells = <0>;
12
13		cpu@0 {
14			compatible = "mips,mips24KEc";
15			device_type = "cpu";
16			clocks = <&cpu_clk>;
17			reg = <0>;
18		};
19	};
20
21	aliases {
22		serial0 = &uart0;
23	};
24
25	cpuintc: interrupt-controller {
26		#address-cells = <0>;
27		#interrupt-cells = <1>;
28		interrupt-controller;
29		compatible = "mti,cpu-interrupt-controller";
30	};
31
32	cpu_clk: cpu-clock {
33		compatible = "fixed-clock";
34		#clock-cells = <0>;
35		clock-frequency = <500000000>;
36	};
37
38	ahb_clk: ahb-clk {
39		compatible = "fixed-factor-clock";
40		#clock-cells = <0>;
41		clocks = <&cpu_clk>;
42		clock-div = <2>;
43		clock-mult = <1>;
44	};
45
46	ahb@70000000 {
47		compatible = "simple-bus";
48		#address-cells = <1>;
49		#size-cells = <1>;
50		ranges = <0 0x70000000 0x2000000>;
51
52		interrupt-parent = <&intc>;
53
54		cpu_ctrl: syscon@0 {
55			compatible = "mscc,ocelot-cpu-syscon", "syscon";
56			reg = <0x0 0x2c>;
57		};
58
59		intc: interrupt-controller@70 {
60			compatible = "mscc,ocelot-icpu-intr";
61			reg = <0x70 0x70>;
62			#interrupt-cells = <1>;
63			interrupt-controller;
64			interrupt-parent = <&cpuintc>;
65			interrupts = <2>;
66		};
67
68		uart0: serial@100000 {
69			pinctrl-0 = <&uart_pins>;
70			pinctrl-names = "default";
71			compatible = "ns16550a";
72			reg = <0x100000 0x20>;
73			interrupts = <6>;
74			clocks = <&ahb_clk>;
75			reg-io-width = <4>;
76			reg-shift = <2>;
77
78			status = "disabled";
79		};
80
81		i2c: i2c@100400 {
82			compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
83			pinctrl-0 = <&i2c_pins>;
84			pinctrl-names = "default";
85			reg = <0x100400 0x100>, <0x198 0x8>;
86			#address-cells = <1>;
87			#size-cells = <0>;
88			interrupts = <8>;
89			clocks = <&ahb_clk>;
90
91			status = "disabled";
92		};
93
94		uart2: serial@100800 {
95			pinctrl-0 = <&uart2_pins>;
96			pinctrl-names = "default";
97			compatible = "ns16550a";
98			reg = <0x100800 0x20>;
99			interrupts = <7>;
100			clocks = <&ahb_clk>;
101			reg-io-width = <4>;
102			reg-shift = <2>;
103
104			status = "disabled";
105		};
106
107		spi: spi@101000 {
108			compatible = "mscc,ocelot-spi", "snps,dw-apb-ssi";
109			#address-cells = <1>;
110			#size-cells = <0>;
111			reg = <0x101000 0x100>, <0x3c 0x18>;
112			interrupts = <9>;
113			clocks = <&ahb_clk>;
114
115			status = "disabled";
116		};
117
118		switch@1010000 {
119			compatible = "mscc,vsc7514-switch";
120			reg = <0x1010000 0x10000>,
121			      <0x1030000 0x10000>,
122			      <0x1080000 0x100>,
123			      <0x10e0000 0x10000>,
124			      <0x11e0000 0x100>,
125			      <0x11f0000 0x100>,
126			      <0x1200000 0x100>,
127			      <0x1210000 0x100>,
128			      <0x1220000 0x100>,
129			      <0x1230000 0x100>,
130			      <0x1240000 0x100>,
131			      <0x1250000 0x100>,
132			      <0x1260000 0x100>,
133			      <0x1270000 0x100>,
134			      <0x1280000 0x100>,
135			      <0x1800000 0x80000>,
136			      <0x1880000 0x10000>,
137			      <0x1060000 0x10000>;
138			reg-names = "sys", "rew", "qs", "ptp", "port0", "port1",
139				    "port2", "port3", "port4", "port5", "port6",
140				    "port7", "port8", "port9", "port10", "qsys",
141				    "ana", "s2";
142			interrupts = <18 21 22>;
143			interrupt-names = "ptp_rdy", "xtr", "inj";
144
145			ethernet-ports {
146				#address-cells = <1>;
147				#size-cells = <0>;
148
149				port0: port@0 {
150					reg = <0>;
151				};
152				port1: port@1 {
153					reg = <1>;
154				};
155				port2: port@2 {
156					reg = <2>;
157				};
158				port3: port@3 {
159					reg = <3>;
160				};
161				port4: port@4 {
162					reg = <4>;
163				};
164				port5: port@5 {
165					reg = <5>;
166				};
167				port6: port@6 {
168					reg = <6>;
169				};
170				port7: port@7 {
171					reg = <7>;
172				};
173				port8: port@8 {
174					reg = <8>;
175				};
176				port9: port@9 {
177					reg = <9>;
178				};
179				port10: port@10 {
180					reg = <10>;
181				};
182			};
183		};
184
185		reset@1070008 {
186			compatible = "mscc,ocelot-chip-reset";
187			reg = <0x1070008 0x4>;
188		};
189
190		gpio: pinctrl@1070034 {
191			compatible = "mscc,ocelot-pinctrl";
192			reg = <0x1070034 0x68>;
193			gpio-controller;
194			#gpio-cells = <2>;
195			gpio-ranges = <&gpio 0 0 22>;
196			interrupt-controller;
197			interrupts = <13>;
198			#interrupt-cells = <2>;
199
200			i2c_pins: i2c-pins {
201				pins = "GPIO_16", "GPIO_17";
202				function = "twi";
203			};
204
205			uart_pins: uart-pins {
206				pins = "GPIO_6", "GPIO_7";
207				function = "uart";
208			};
209
210			uart2_pins: uart2-pins {
211				pins = "GPIO_12", "GPIO_13";
212				function = "uart2";
213			};
214
215			miim1: miim1 {
216				pins = "GPIO_14", "GPIO_15";
217				function = "miim1";
218			};
219
220		};
221
222		mdio0: mdio@107009c {
223			#address-cells = <1>;
224			#size-cells = <0>;
225			compatible = "mscc,ocelot-miim";
226			reg = <0x107009c 0x24>, <0x10700f0 0x8>;
227			interrupts = <14>;
228			status = "disabled";
229
230			phy0: ethernet-phy@0 {
231				reg = <0>;
232			};
233			phy1: ethernet-phy@1 {
234				reg = <1>;
235			};
236			phy2: ethernet-phy@2 {
237				reg = <2>;
238			};
239			phy3: ethernet-phy@3 {
240				reg = <3>;
241			};
242		};
243
244		mdio1: mdio@10700c0 {
245			#address-cells = <1>;
246			#size-cells = <0>;
247			compatible = "mscc,ocelot-miim";
248			reg = <0x10700c0 0x24>;
249			interrupts = <15>;
250			pinctrl-names = "default";
251			pinctrl-0 = <&miim1>;
252			status = "disabled";
253		};
254
255		hsio: syscon@10d0000 {
256			compatible = "mscc,ocelot-hsio", "syscon", "simple-mfd";
257			reg = <0x10d0000 0x10000>;
258
259			serdes: serdes {
260				compatible = "mscc,vsc7514-serdes";
261				#phy-cells = <2>;
262			};
263		};
264	};
265};
266