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-rw-r--r--Documentation/powerpc/dts-bindings/nintendo/wii.txt184
-rw-r--r--arch/powerpc/boot/dts/wii.dts218
2 files changed, 402 insertions, 0 deletions
diff --git a/Documentation/powerpc/dts-bindings/nintendo/wii.txt b/Documentation/powerpc/dts-bindings/nintendo/wii.txt
new file mode 100644
index 000000000000..a7e155a023b8
--- /dev/null
+++ b/Documentation/powerpc/dts-bindings/nintendo/wii.txt
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1
2Nintendo Wii device tree
3========================
4
50) The root node
6
7 This node represents the Nintendo Wii video game console.
8
9 Required properties:
10
11 - model : Should be "nintendo,wii"
12 - compatible : Should be "nintendo,wii"
13
141) The "hollywood" node
15
16 This node represents the multi-function "Hollywood" chip, which packages
17 many of the devices found in the Nintendo Wii.
18
19 Required properties:
20
21 - compatible : Should be "nintendo,hollywood"
22
231.a) The Video Interface (VI) node
24
25 Represents the interface between the graphics processor and a external
26 video encoder.
27
28 Required properties:
29
30 - compatible : should be "nintendo,hollywood-vi","nintendo,flipper-vi"
31 - reg : should contain the VI registers location and length
32 - interrupts : should contain the VI interrupt
33
341.b) The Processor Interface (PI) node
35
36 Represents the data and control interface between the main processor
37 and graphics and audio processor.
38
39 Required properties:
40
41 - compatible : should be "nintendo,hollywood-pi","nintendo,flipper-pi"
42 - reg : should contain the PI registers location and length
43
441.b.i) The "Flipper" interrupt controller node
45
46 Represents the "Flipper" interrupt controller within the "Hollywood" chip.
47 The node for the "Flipper" interrupt controller must be placed under
48 the PI node.
49
50 Required properties:
51
52 - #interrupt-cells : <1>
53 - compatible : should be "nintendo,flipper-pic"
54 - interrupt-controller
55
561.c) The Digital Signal Procesor (DSP) node
57
58 Represents the digital signal processor interface, designed to offload
59 audio related tasks.
60
61 Required properties:
62
63 - compatible : should be "nintendo,hollywood-dsp","nintendo,flipper-dsp"
64 - reg : should contain the DSP registers location and length
65 - interrupts : should contain the DSP interrupt
66
671.d) The Serial Interface (SI) node
68
69 Represents the interface to the four single bit serial interfaces.
70 The SI is a proprietary serial interface used normally to control gamepads.
71 It's NOT a RS232-type interface.
72
73 Required properties:
74
75 - compatible : should be "nintendo,hollywood-si","nintendo,flipper-si"
76 - reg : should contain the SI registers location and length
77 - interrupts : should contain the SI interrupt
78
791.e) The Audio Interface (AI) node
80
81 Represents the interface to the external 16-bit stereo digital-to-analog
82 converter.
83
84 Required properties:
85
86 - compatible : should be "nintendo,hollywood-ai","nintendo,flipper-ai"
87 - reg : should contain the AI registers location and length
88 - interrupts : should contain the AI interrupt
89
901.f) The External Interface (EXI) node
91
92 Represents the multi-channel SPI-like interface.
93
94 Required properties:
95
96 - compatible : should be "nintendo,hollywood-exi","nintendo,flipper-exi"
97 - reg : should contain the EXI registers location and length
98 - interrupts : should contain the EXI interrupt
99
1001.g) The Open Host Controller Interface (OHCI) nodes
101
102 Represent the USB 1.x Open Host Controller Interfaces.
103
104 Required properties:
105
106 - compatible : should be "nintendo,hollywood-usb-ohci","usb-ohci"
107 - reg : should contain the OHCI registers location and length
108 - interrupts : should contain the OHCI interrupt
109
1101.h) The Enhanced Host Controller Interface (EHCI) node
111
112 Represents the USB 2.0 Enhanced Host Controller Interface.
113
114 Required properties:
115
116 - compatible : should be "nintendo,hollywood-usb-ehci","usb-ehci"
117 - reg : should contain the EHCI registers location and length
118 - interrupts : should contain the EHCI interrupt
119
1201.i) The Secure Digital Host Controller Interface (SDHCI) nodes
121
122 Represent the Secure Digital Host Controller Interfaces.
123
124 Required properties:
125
126 - compatible : should be "nintendo,hollywood-sdhci","sdhci"
127 - reg : should contain the SDHCI registers location and length
128 - interrupts : should contain the SDHCI interrupt
129
1301.j) The Inter-Processsor Communication (IPC) node
131
132 Represent the Inter-Processor Communication interface. This interface
133 enables communications between the Broadway and the Starlet processors.
134
135 - compatible : should be "nintendo,hollywood-ipc"
136 - reg : should contain the IPC registers location and length
137 - interrupts : should contain the IPC interrupt
138
1391.k) The "Hollywood" interrupt controller node
140
141 Represents the "Hollywood" interrupt controller within the
142 "Hollywood" chip.
143
144 Required properties:
145
146 - #interrupt-cells : <1>
147 - compatible : should be "nintendo,hollywood-pic"
148 - reg : should contain the controller registers location and length
149 - interrupt-controller
150 - interrupts : should contain the cascade interrupt of the "flipper" pic
151 - interrupt-parent: should contain the phandle of the "flipper" pic
152
1531.l) The General Purpose I/O (GPIO) controller node
154
155 Represents the dual access 32 GPIO controller interface.
156
157 Required properties:
158
159 - #gpio-cells : <2>
160 - compatible : should be "nintendo,hollywood-gpio"
161 - reg : should contain the IPC registers location and length
162 - gpio-controller
163
1641.m) The control node
165
166 Represents the control interface used to setup several miscellaneous
167 settings of the "Hollywood" chip like boot memory mappings, resets,
168 disk interface mode, etc.
169
170 Required properties:
171
172 - compatible : should be "nintendo,hollywood-control"
173 - reg : should contain the control registers location and length
174
1751.n) The Disk Interface (DI) node
176
177 Represents the interface used to communicate with mass storage devices.
178
179 Required properties:
180
181 - compatible : should be "nintendo,hollywood-di"
182 - reg : should contain the DI registers location and length
183 - interrupts : should contain the DI interrupt
184
diff --git a/arch/powerpc/boot/dts/wii.dts b/arch/powerpc/boot/dts/wii.dts
new file mode 100644
index 000000000000..77528c9a8dbd
--- /dev/null
+++ b/arch/powerpc/boot/dts/wii.dts
@@ -0,0 +1,218 @@
1/*
2 * arch/powerpc/boot/dts/wii.dts
3 *
4 * Nintendo Wii platform device tree source
5 * Copyright (C) 2008-2009 The GameCube Linux Team
6 * Copyright (C) 2008,2009 Albert Herranz
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 */
14
15/dts-v1/;
16
17/*
18 * This is commented-out for now.
19 * Until a later patch is merged, the kernel can use only the first
20 * contiguous RAM range and will BUG() if the memreserve is outside
21 * that range.
22 */
23/*/memreserve/ 0x10000000 0x0004000;*/ /* DSP RAM */
24
25/ {
26 model = "nintendo,wii";
27 compatible = "nintendo,wii";
28 #address-cells = <1>;
29 #size-cells = <1>;
30
31 chosen {
32 bootargs = "root=/dev/mmcblk0p2 rootwait udbg-immortal";
33 };
34
35 memory {
36 device_type = "memory";
37 reg = <0x00000000 0x01800000 /* MEM1 24MB 1T-SRAM */
38 0x10000000 0x04000000>; /* MEM2 64MB GDDR3 */
39 };
40
41 cpus {
42 #address-cells = <1>;
43 #size-cells = <0>;
44
45 PowerPC,broadway@0 {
46 device_type = "cpu";
47 reg = <0>;
48 clock-frequency = <729000000>; /* 729MHz */
49 bus-frequency = <243000000>; /* 243MHz core-to-bus 3x */
50 timebase-frequency = <60750000>; /* 243MHz / 4 */
51 i-cache-line-size = <32>;
52 d-cache-line-size = <32>;
53 i-cache-size = <32768>;
54 d-cache-size = <32768>;
55 };
56 };
57
58 /* devices contained in the hollywood chipset */
59 hollywood {
60 #address-cells = <1>;
61 #size-cells = <1>;
62 compatible = "nintendo,hollywood";
63 ranges = <0x0c000000 0x0c000000 0x01000000
64 0x0d000000 0x0d000000 0x00800000
65 0x0d800000 0x0d800000 0x00800000>;
66 interrupt-parent = <&PIC0>;
67
68 video@0c002000 {
69 compatible = "nintendo,hollywood-vi",
70 "nintendo,flipper-vi";
71 reg = <0x0c002000 0x100>;
72 interrupts = <8>;
73 };
74
75 processor-interface@0c003000 {
76 compatible = "nintendo,hollywood-pi",
77 "nintendo,flipper-pi";
78 reg = <0x0c003000 0x100>;
79
80 PIC0: pic0 {
81 #interrupt-cells = <1>;
82 compatible = "nintendo,flipper-pic";
83 interrupt-controller;
84 };
85 };
86
87 dsp@0c005000 {
88 #address-cells = <1>;
89 #size-cells = <1>;
90 compatible = "nintendo,hollywood-dsp",
91 "nintendo,flipper-dsp";
92 reg = <0x0c005000 0x200>;
93 interrupts = <6>;
94 };
95
96 gamepad-controller@0d006400 {
97 compatible = "nintendo,hollywood-si",
98 "nintendo,flipper-si";
99 reg = <0x0d006400 0x100>;
100 interrupts = <3>;
101 };
102
103 audio@0c006c00 {
104 compatible = "nintendo,hollywood-ai",
105 "nintendo,flipper-ai";
106 reg = <0x0d006c00 0x20>;
107 interrupts = <6>;
108 };
109
110 /* External Interface bus */
111 exi@0d006800 {
112 compatible = "nintendo,hollywood-exi",
113 "nintendo,flipper-exi";
114 reg = <0x0d006800 0x40>;
115 virtual-reg = <0x0d006800>;
116 interrupts = <4>;
117 };
118
119 usb@0d040000 {
120 compatible = "nintendo,hollywood-usb-ehci",
121 "usb-ehci";
122 reg = <0x0d040000 0x100>;
123 interrupts = <4>;
124 interrupt-parent = <&PIC1>;
125 };
126
127 usb@0d050000 {
128 compatible = "nintendo,hollywood-usb-ohci",
129 "usb-ohci";
130 reg = <0x0d050000 0x100>;
131 interrupts = <5>;
132 interrupt-parent = <&PIC1>;
133 };
134
135 usb@0d060000 {
136 compatible = "nintendo,hollywood-usb-ohci",
137 "usb-ohci";
138 reg = <0x0d060000 0x100>;
139 interrupts = <6>;
140 interrupt-parent = <&PIC1>;
141 };
142
143 sd@0d070000 {
144 compatible = "nintendo,hollywood-sdhci",
145 "sdhci";
146 reg = <0x0d070000 0x200>;
147 interrupts = <7>;
148 interrupt-parent = <&PIC1>;
149 };
150
151 sdio@0d080000 {
152 compatible = "nintendo,hollywood-sdhci",
153 "sdhci";
154 reg = <0x0d080000 0x200>;
155 interrupts = <8>;
156 interrupt-parent = <&PIC1>;
157 };
158
159 ipc@0d000000 {
160 compatible = "nintendo,hollywood-ipc";
161 reg = <0x0d000000 0x10>;
162 interrupts = <30>;
163 interrupt-parent = <&PIC1>;
164 };
165
166 PIC1: pic1@0d800030 {
167 #interrupt-cells = <1>;
168 compatible = "nintendo,hollywood-pic";
169 reg = <0x0d800030 0x10>;
170 interrupt-controller;
171 interrupts = <14>;
172 };
173
174 GPIO: gpio@0d8000c0 {
175 #gpio-cells = <2>;
176 compatible = "nintendo,hollywood-gpio";
177 reg = <0x0d8000c0 0x40>;
178 gpio-controller;
179
180 /*
181 * This is commented out while a standard binding
182 * for i2c over gpio is defined.
183 */
184 /*
185 i2c-video {
186 #address-cells = <1>;
187 #size-cells = <0>;
188 compatible = "i2c-gpio";
189
190 gpios = <&GPIO 15 0
191 &GPIO 14 0>;
192 clock-frequency = <250000>;
193 no-clock-stretching;
194 scl-is-open-drain;
195 sda-is-open-drain;
196 sda-enforce-dir;
197
198 AVE: audio-video-encoder@70 {
199 compatible = "nintendo,wii-audio-video-encoder";
200 reg = <0x70>;
201 };
202 };
203 */
204 };
205
206 control@0d800100 {
207 compatible = "nintendo,hollywood-control";
208 reg = <0x0d800100 0x300>;
209 };
210
211 disk@0d806000 {
212 compatible = "nintendo,hollywood-di";
213 reg = <0x0d806000 0x40>;
214 interrupts = <2>;
215 };
216 };
217};
218