xref: /openbmc/u-boot/arch/arm/dts/ast2500.dtsi (revision 274bced8)
1/*
2 * This device tree is copied from
3 * https://raw.githubusercontent.com/torvalds/linux/02440622/arch/arm/boot/dts/
4 */
5#include "skeleton.dtsi"
6
7/ {
8	model = "Aspeed BMC";
9	compatible = "aspeed,ast2500";
10	#address-cells = <1>;
11	#size-cells = <1>;
12	interrupt-parent = <&vic>;
13
14	cpus {
15		#address-cells = <1>;
16		#size-cells = <0>;
17
18		cpu@0 {
19			compatible = "arm,arm1176jzf-s";
20			device_type = "cpu";
21			reg = <0>;
22		};
23	};
24
25	ahb {
26		compatible = "simple-bus";
27		#address-cells = <1>;
28		#size-cells = <1>;
29		ranges;
30
31		vic: interrupt-controller@1e6c0080 {
32			compatible = "aspeed,ast2400-vic";
33			interrupt-controller;
34			#interrupt-cells = <1>;
35			valid-sources = <0xfefff7ff 0x0807ffff>;
36			reg = <0x1e6c0080 0x80>;
37		};
38
39		apb {
40			compatible = "simple-bus";
41			#address-cells = <1>;
42			#size-cells = <1>;
43			ranges;
44
45			clk_clkin: clk_clkin@1e6e2070 {
46				#clock-cells = <0>;
47				compatible = "aspeed,g5-clkin-clock";
48				reg = <0x1e6e2070 0x04>;
49			};
50
51			clk_hpll: clk_hpll@1e6e2024 {
52				#clock-cells = <0>;
53				compatible = "aspeed,g5-hpll-clock";
54				reg = <0x1e6e2024 0x4>;
55				clocks = <&clk_clkin>;
56			};
57
58			clk_ahb: clk_ahb@1e6e2070 {
59				#clock-cells = <0>;
60				compatible = "aspeed,g5-ahb-clock";
61				reg = <0x1e6e2070 0x4>;
62				clocks = <&clk_hpll>;
63			};
64
65			clk_apb: clk_apb@1e6e2008 {
66				#clock-cells = <0>;
67				compatible = "aspeed,g5-apb-clock";
68				reg = <0x1e6e2008 0x4>;
69				clocks = <&clk_hpll>;
70			};
71
72			clk_uart: clk_uart@1e6e2008 {
73				#clock-cells = <0>;
74				compatible = "aspeed,uart-clock";
75				reg = <0x1e6e202c 0x4>;
76			};
77
78			sram@1e720000 {
79				compatible = "mmio-sram";
80				reg = <0x1e720000 0x9000>;	// 36K
81			};
82
83			timer: timer@1e782000 {
84				compatible = "aspeed,ast2400-timer";
85				reg = <0x1e782000 0x90>;
86				// The moxart_timer driver registers only one
87				// interrupt and assumes it's for timer 1
88				//interrupts = <16 17 18 35 36 37 38 39>;
89				interrupts = <16>;
90				clocks = <&clk_apb>;
91			};
92
93			wdt1: wdt@1e785000 {
94				compatible = "aspeed,wdt";
95				reg = <0x1e785000 0x1c>;
96				interrupts = <27>;
97			};
98
99			wdt2: wdt@1e785020 {
100				compatible = "aspeed,wdt";
101				reg = <0x1e785020 0x1c>;
102				interrupts = <27>;
103				status = "disabled";
104			};
105
106			wdt3: wdt@1e785040 {
107				compatible = "aspeed,wdt";
108				reg = <0x1e785074 0x1c>;
109				status = "disabled";
110			};
111
112			uart1: serial@1e783000 {
113				compatible = "ns16550a";
114				reg = <0x1e783000 0x1000>;
115				reg-shift = <2>;
116				interrupts = <9>;
117				clocks = <&clk_uart>;
118				no-loopback-test;
119				status = "disabled";
120			};
121
122			uart2: serial@1e78d000 {
123				compatible = "ns16550a";
124				reg = <0x1e78d000 0x1000>;
125				reg-shift = <2>;
126				interrupts = <32>;
127				clocks = <&clk_uart>;
128				no-loopback-test;
129				status = "disabled";
130			};
131
132			uart3: serial@1e78e000 {
133				compatible = "ns16550a";
134				reg = <0x1e78e000 0x1000>;
135				reg-shift = <2>;
136				interrupts = <33>;
137				clocks = <&clk_uart>;
138				no-loopback-test;
139				status = "disabled";
140			};
141
142			uart4: serial@1e78f000 {
143				compatible = "ns16550a";
144				reg = <0x1e78f000 0x1000>;
145				reg-shift = <2>;
146				interrupts = <34>;
147				clocks = <&clk_uart>;
148				no-loopback-test;
149				status = "disabled";
150			};
151
152			uart5: serial@1e784000 {
153				compatible = "ns16550a";
154				reg = <0x1e784000 0x1000>;
155				reg-shift = <2>;
156				interrupts = <10>;
157				clocks = <&clk_uart>;
158				current-speed = <38400>;
159				no-loopback-test;
160				status = "disabled";
161			};
162
163			uart6: serial@1e787000 {
164				compatible = "ns16550a";
165				reg = <0x1e787000 0x1000>;
166				reg-shift = <2>;
167				interrupts = <10>;
168				clocks = <&clk_uart>;
169				no-loopback-test;
170				status = "disabled";
171			};
172		};
173	};
174};
175