summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/gemini.dtsi
blob: b8d011bdcc76af5fb3f1843bf876f10956b35294 (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
/*
 * Device Tree file for Cortina systems Gemini SoC
 */

/include/ "skeleton.dtsi"

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	soc {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;
		compatible = "simple-bus";
		interrupt-parent = <&intcon>;

		flash@30000000 {
			compatible = "cortina,gemini-flash", "cfi-flash";
			syscon = <&syscon>;
			bank-width = <2>;
			#address-cells = <1>;
			#size-cells = <1>;
			status = "disabled";
		};

		syscon: syscon@40000000 {
			compatible = "cortina,gemini-syscon", "syscon", "simple-mfd";
			reg = <0x40000000 0x1000>;

			syscon-reboot {
				compatible = "syscon-reboot";
				regmap = <&syscon>;
				/* GLOBAL_RESET register */
				offset = <0x0c>;
				/* RESET_GLOBAL | RESET_CPU1 */
				mask = <0xC0000000>;
			};
		};

		watchdog@41000000 {
			compatible = "cortina,gemini-watchdog";
			reg = <0x41000000 0x1000>;
			interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
		};

		uart0: serial@42000000 {
			compatible = "ns16550a";
			reg = <0x42000000 0x100>;
			clock-frequency = <48000000>;
			interrupts = <18 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
		};

		timer@43000000 {
			compatible = "cortina,gemini-timer";
			reg = <0x43000000 0x1000>;
			interrupt-parent = <&intcon>;
			interrupts = <14 IRQ_TYPE_EDGE_FALLING>, /* Timer 1 */
				     <15 IRQ_TYPE_EDGE_FALLING>, /* Timer 2 */
				     <16 IRQ_TYPE_EDGE_FALLING>; /* Timer 3 */
			syscon = <&syscon>;
		};

		rtc@45000000 {
			compatible = "cortina,gemini-rtc";
			reg = <0x45000000 0x100>;
			interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
		};

		intcon: interrupt-controller@48000000 {
			compatible = "faraday,ftintc010";
			reg = <0x48000000 0x1000>;
			interrupt-controller;
			#interrupt-cells = <2>;
		};

		power-controller@4b000000 {
			compatible = "cortina,gemini-power-controller";
			reg = <0x4b000000 0x100>;
			interrupts = <26 IRQ_TYPE_EDGE_RISING>;
		};

		gpio0: gpio@4d000000 {
			compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
			reg = <0x4d000000 0x100>;
			interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
			gpio-controller;
			#gpio-cells = <2>;
			interrupt-controller;
			#interrupt-cells = <2>;
		};

		gpio1: gpio@4e000000 {
			compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
			reg = <0x4e000000 0x100>;
			interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
			gpio-controller;
			#gpio-cells = <2>;
			interrupt-controller;
			#interrupt-cells = <2>;
		};

		gpio2: gpio@4f000000 {
			compatible = "cortina,gemini-gpio", "faraday,ftgpio010";
			reg = <0x4f000000 0x100>;
			interrupts = <24 IRQ_TYPE_LEVEL_HIGH>;
			gpio-controller;
			#gpio-cells = <2>;
			interrupt-controller;
			#interrupt-cells = <2>;
		};

		pci@50000000 {
			compatible = "cortina,gemini-pci", "faraday,ftpci100";
			/*
			 * The first 256 bytes in the IO range is actually used
			 * to configure the host bridge.
			 */
			reg = <0x50000000 0x100>;
			#address-cells = <3>;
			#size-cells = <2>;
			#interrupt-cells = <1>;
			status = "disabled";

			bus-range = <0x00 0xff>;
			/* PCI ranges mappings */
			ranges =
			/* 1MiB I/O space 0x50000000-0x500fffff */
			<0x01000000 0 0          0x50000000 0 0x00100000>,
			/* 128MiB non-prefetchable memory 0x58000000-0x5fffffff */
			<0x02000000 0 0x58000000 0x58000000 0 0x08000000>;

			/* DMA ranges */
			dma-ranges =
			/* 128MiB at 0x00000000-0x07ffffff */
			<0x02000000 0 0x00000000 0x00000000 0 0x08000000>,
			/* 64MiB at 0x00000000-0x03ffffff */
			<0x02000000 0 0x00000000 0x00000000 0 0x04000000>,
			/* 64MiB at 0x00000000-0x03ffffff */
			<0x02000000 0 0x00000000 0x00000000 0 0x04000000>;

			/*
			 * This PCI host bridge variant has a cascaded interrupt
			 * controller embedded in the host bridge.
			 */
			pci_intc: interrupt-controller {
				interrupt-parent = <&intcon>;
				interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
				interrupt-controller;
				#address-cells = <0>;
				#interrupt-cells = <1>;
			};
		};
	};
};