summaryrefslogtreecommitdiff
path: root/arch/arm/dts/ast2500.dtsi
blob: 97fac69d11f7286172180753f756c8c97d6e621d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
/*
 * This device tree is copied from
 * https://raw.githubusercontent.com/torvalds/linux/02440622/arch/arm/boot/dts/
 */
#include "skeleton.dtsi"

/ {
	model = "Aspeed BMC";
	compatible = "aspeed,ast2500";
	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&vic>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			compatible = "arm,arm1176jzf-s";
			device_type = "cpu";
			reg = <0>;
		};
	};

	ahb {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		vic: interrupt-controller@1e6c0080 {
			compatible = "aspeed,ast2400-vic";
			interrupt-controller;
			#interrupt-cells = <1>;
			valid-sources = <0xfefff7ff 0x0807ffff>;
			reg = <0x1e6c0080 0x80>;
		};

		apb {
			compatible = "simple-bus";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges;

			clk_clkin: clk_clkin@1e6e2070 {
				#clock-cells = <0>;
				compatible = "aspeed,g5-clkin-clock";
				reg = <0x1e6e2070 0x04>;
			};

			clk_hpll: clk_hpll@1e6e2024 {
				#clock-cells = <0>;
				compatible = "aspeed,g5-hpll-clock";
				reg = <0x1e6e2024 0x4>;
				clocks = <&clk_clkin>;
			};

			clk_ahb: clk_ahb@1e6e2070 {
				#clock-cells = <0>;
				compatible = "aspeed,g5-ahb-clock";
				reg = <0x1e6e2070 0x4>;
				clocks = <&clk_hpll>;
			};

			clk_apb: clk_apb@1e6e2008 {
				#clock-cells = <0>;
				compatible = "aspeed,g5-apb-clock";
				reg = <0x1e6e2008 0x4>;
				clocks = <&clk_hpll>;
			};

			clk_uart: clk_uart@1e6e2008 {
				#clock-cells = <0>;
				compatible = "aspeed,uart-clock";
				reg = <0x1e6e202c 0x4>;
			};

			sram@1e720000 {
				compatible = "mmio-sram";
				reg = <0x1e720000 0x9000>;	// 36K
			};

			timer: timer@1e782000 {
				compatible = "aspeed,ast2400-timer";
				reg = <0x1e782000 0x90>;
				// The moxart_timer driver registers only one
				// interrupt and assumes it's for timer 1
				//interrupts = <16 17 18 35 36 37 38 39>;
				interrupts = <16>;
				clocks = <&clk_apb>;
			};

			wdt1: wdt@1e785000 {
				compatible = "aspeed,wdt";
				reg = <0x1e785000 0x1c>;
				interrupts = <27>;
			};

			wdt2: wdt@1e785020 {
				compatible = "aspeed,wdt";
				reg = <0x1e785020 0x1c>;
				interrupts = <27>;
				status = "disabled";
			};

			wdt3: wdt@1e785040 {
				compatible = "aspeed,wdt";
				reg = <0x1e785074 0x1c>;
				status = "disabled";
			};

			uart1: serial@1e783000 {
				compatible = "ns16550a";
				reg = <0x1e783000 0x1000>;
				reg-shift = <2>;
				interrupts = <9>;
				clocks = <&clk_uart>;
				no-loopback-test;
				status = "disabled";
			};

			uart2: serial@1e78d000 {
				compatible = "ns16550a";
				reg = <0x1e78d000 0x1000>;
				reg-shift = <2>;
				interrupts = <32>;
				clocks = <&clk_uart>;
				no-loopback-test;
				status = "disabled";
			};

			uart3: serial@1e78e000 {
				compatible = "ns16550a";
				reg = <0x1e78e000 0x1000>;
				reg-shift = <2>;
				interrupts = <33>;
				clocks = <&clk_uart>;
				no-loopback-test;
				status = "disabled";
			};

			uart4: serial@1e78f000 {
				compatible = "ns16550a";
				reg = <0x1e78f000 0x1000>;
				reg-shift = <2>;
				interrupts = <34>;
				clocks = <&clk_uart>;
				no-loopback-test;
				status = "disabled";
			};

			uart5: serial@1e784000 {
				compatible = "ns16550a";
				reg = <0x1e784000 0x1000>;
				reg-shift = <2>;
				interrupts = <10>;
				clocks = <&clk_uart>;
				current-speed = <38400>;
				no-loopback-test;
				status = "disabled";
			};

			uart6: serial@1e787000 {
				compatible = "ns16550a";
				reg = <0x1e787000 0x1000>;
				reg-shift = <2>;
				interrupts = <10>;
				clocks = <&clk_uart>;
				no-loopback-test;
				status = "disabled";
			};
		};
	};
};