BCM2708: Add core Device Tree support
[platform/kernel/linux-rpi.git] / arch / arm / boot / dts / broadcom / bcm2708-rpi-b.dts
1 /dts-v1/;
2
3 #include "bcm2708.dtsi"
4 #include "bcm2708-rpi.dtsi"
5 #include "bcm283x-rpi-smsc9512.dtsi"
6 #include "bcm283x-rpi-csi1-2lane.dtsi"
7 #include "bcm283x-rpi-i2c0mux_0_28.dtsi"
8 #include "bcm283x-rpi-led-deprecated.dtsi"
9
10 / {
11         compatible = "raspberrypi,model-b", "brcm,bcm2835";
12         model = "Raspberry Pi Model B";
13 };
14
15 &gpio {
16         /*
17          * Taken from Raspberry-Pi-Rev-2.0-Model-AB-Schematics.pdf
18          * RPI00022 sheet 02
19          *
20          * Legend:
21          * "NC" = not connected (no rail from the SoC)
22          * "FOO" = GPIO line named "FOO" on the schematic
23          * "FOO_N" = GPIO line named "FOO" on schematic, active low
24          */
25         gpio-line-names = "SDA0",
26                           "SCL0",
27                           "SDA1",
28                           "SCL1",
29                           "GPIO_GCLK",
30                           "CAM_GPIO1",
31                           "LAN_RUN",
32                           "SPI_CE1_N",
33                           "SPI_CE0_N",
34                           "SPI_MISO",
35                           "SPI_MOSI",
36                           "SPI_SCLK",
37                           "NC", /* GPIO12 */
38                           "NC", /* GPIO13 */
39                           /* Serial port */
40                           "TXD0",
41                           "RXD0",
42                           "STATUS_LED_N",
43                           "GPIO17",
44                           "GPIO18",
45                           "NC", /* GPIO19 */
46                           "NC", /* GPIO20 */
47                           "CAM_GPIO0",
48                           "GPIO22",
49                           "GPIO23",
50                           "GPIO24",
51                           "GPIO25",
52                           "NC", /* GPIO26 */
53                           "GPIO27",
54                           "GPIO28",
55                           "GPIO29",
56                           "GPIO30",
57                           "GPIO31",
58                           "NC", /* GPIO32 */
59                           "NC", /* GPIO33 */
60                           "NC", /* GPIO34 */
61                           "NC", /* GPIO35 */
62                           "NC", /* GPIO36 */
63                           "NC", /* GPIO37 */
64                           "NC", /* GPIO38 */
65                           "NC", /* GPIO39 */
66                           "PWM0_OUT",
67                           "NC", /* GPIO41 */
68                           "NC", /* GPIO42 */
69                           "NC", /* GPIO43 */
70                           "NC", /* GPIO44 */
71                           "PWM1_OUT",
72                           "HDMI_HPD_P",
73                           "SD_CARD_DET",
74                           /* Used by SD Card */
75                           "SD_CLK_R",
76                           "SD_CMD_R",
77                           "SD_DATA0_R",
78                           "SD_DATA1_R",
79                           "SD_DATA2_R",
80                           "SD_DATA3_R";
81
82         spi0_pins: spi0_pins {
83                 brcm,pins = <9 10 11>;
84                 brcm,function = <4>; /* alt0 */
85         };
86
87         spi0_cs_pins: spi0_cs_pins {
88                 brcm,pins = <8 7>;
89                 brcm,function = <1>; /* output */
90         };
91
92         i2c0_pins: i2c0 {
93                 brcm,pins = <0 1>;
94                 brcm,function = <4>;
95         };
96
97         i2c1_pins: i2c1 {
98                 brcm,pins = <2 3>;
99                 brcm,function = <4>;
100         };
101
102         i2s_pins: i2s {
103                 brcm,pins = <28 29 30 31>;
104                 brcm,function = <6>; /* alt2 */
105         };
106
107         audio_pins: audio_pins {
108                 brcm,pins = <40 45>;
109                 brcm,function = <4>;
110                 brcm,pull = <0>;
111         };
112 };
113
114 &uart0 {
115         status = "okay";
116 };
117
118 &spi0 {
119         pinctrl-names = "default";
120         pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
121         cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
122
123         spidev0: spidev@0{
124                 compatible = "spidev";
125                 reg = <0>;      /* CE0 */
126                 #address-cells = <1>;
127                 #size-cells = <0>;
128                 spi-max-frequency = <125000000>;
129         };
130
131         spidev1: spidev@1{
132                 compatible = "spidev";
133                 reg = <1>;      /* CE1 */
134                 #address-cells = <1>;
135                 #size-cells = <0>;
136                 spi-max-frequency = <125000000>;
137         };
138 };
139
140 &i2c0if {
141         clock-frequency = <100000>;
142 };
143
144 &i2c1 {
145         pinctrl-names = "default";
146         pinctrl-0 = <&i2c1_pins>;
147         clock-frequency = <100000>;
148 };
149
150 &i2c2 {
151         clock-frequency = <100000>;
152 };
153
154 &i2s {
155         pinctrl-names = "default";
156         pinctrl-0 = <&i2s_pins>;
157 };
158
159 &led_act {
160         gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
161         default-state = "off";
162         linux,default-trigger = "mmc0";
163 };
164
165 &hdmi {
166         hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
167 };
168
169 &vchiq {
170         pinctrl-names = "default";
171         pinctrl-0 = <&audio_pins>;
172 };
173
174 &cam1_reg {
175         gpio = <&gpio 21 GPIO_ACTIVE_HIGH>;
176 };
177
178 cam0_reg: &cam_dummy_reg {
179 };
180
181 i2c_arm: &i2c1 {
182 };
183
184 i2c_vc: &i2c0 {
185 };
186
187 / {
188         __overrides__ {
189                 audio = <&chosen>,"bootargs{on='snd_bcm2835.enable_headphones=1 snd_bcm2835.enable_hdmi=1',off='snd_bcm2835.enable_headphones=0 snd_bcm2835.enable_hdmi=0'}";
190
191                 act_led_gpio = <&led_act>,"gpios:4";
192                 act_led_activelow = <&led_act>,"gpios:8";
193                 act_led_trigger = <&led_act>,"linux,default-trigger";
194         };
195 };