arch/arm/boot/dts/bcm2710-rpi-3-b.dts

   1 /dts-v1/;
   2
   3 #ifdef RPI364
   4 /memreserve/ 0x00000000 0x00001000;
   5 #endif
   6
   7 #include "bcm2710.dtsi"
   8 #include "bcm283x-rpi-smsc9514.dtsi"
   9
  10 / {
  11         compatible = "raspberrypi,3-model-b", "brcm,bcm2837";
  12         model = "Raspberry Pi 3 Model B";
  13
  14         chosen {
  15                 bootargs = "8250.nr_uarts=1";
  16         };
  17
  18         aliases {
  19                 serial0 = &uart1;
  20                 serial1 = &uart0;
  21         };
  22 };
  23
  24 &gpio {
  25         spi0_pins: spi0_pins {
  26                 brcm,pins = <9 10 11>;
  27                 brcm,function = <4>; /* alt0 */
  28         };
  29
  30         spi0_cs_pins: spi0_cs_pins {
  31                 brcm,pins = <8 7>;
  32                 brcm,function = <1>; /* output */
  33         };
  34
  35         i2c0_pins: i2c0 {
  36                 brcm,pins = <0 1>;
  37                 brcm,function = <4>;
  38         };
  39
  40         i2c1_pins: i2c1 {
  41                 brcm,pins = <2 3>;
  42                 brcm,function = <4>;
  43         };
  44
  45         i2s_pins: i2s {
  46                 brcm,pins = <18 19 20 21>;
  47                 brcm,function = <4>; /* alt0 */
  48         };
  49
  50         sdio_pins: sdio_pins {
  51                 brcm,pins =     <34 35 36 37 38 39>;
  52                 brcm,function = <7>; // alt3 = SD1
  53                 brcm,pull =     <0 2 2 2 2 2>;
  54         };
  55
  56         bt_pins: bt_pins {
  57                 brcm,pins = <43>;
  58                 brcm,function = <4>; /* alt0:GPCLK2 */
  59                 brcm,pull = <0>;
  60         };
  61
  62         uart0_pins: uart0_pins {
  63                 brcm,pins = <32 33>;
  64                 brcm,function = <7>; /* alt3=UART0 */
  65                 brcm,pull = <0 2>;
  66         };
  67
  68         uart1_pins: uart1_pins {
  69                 brcm,pins;
  70                 brcm,function;
  71                 brcm,pull;
  72         };
  73
  74         audio_pins: audio_pins {
  75                 brcm,pins = <40 41>;
  76                 brcm,function = <4>;
  77         };
  78 };
  79
  80 &mmc {
  81         pinctrl-names = "default";
  82         pinctrl-0 = <&sdio_pins>;
  83         non-removable;
  84         bus-width = <4>;
  85         status = "okay";
  86         brcm,overclock-50 = <0>;
  87 };
  88
  89 &soc {
  90         virtgpio: virtgpio {
  91                 compatible = "brcm,bcm2835-virtgpio";
  92                 gpio-controller;
  93                 #gpio-cells = <2>;
  94                 firmware = <&firmware>;
  95                 status = "okay";
  96         };
  97
  98         expgpio: expgpio {
  99                 compatible = "brcm,bcm2835-expgpio";
 100                 gpio-controller;
 101                 #gpio-cells = <2>;
 102                 firmware = <&firmware>;
 103                 status = "okay";
 104         };
 105 };
 106
 107 &uart0 {
 108         pinctrl-names = "default";
 109         pinctrl-0 = <&uart0_pins &bt_pins>;
 110         status = "okay";
 111 };
 112
 113 &uart1 {
 114         pinctrl-names = "default";
 115         pinctrl-0 = <&uart1_pins>;
 116         status = "okay";
 117 };
 118
 119 &spi0 {
 120         pinctrl-names = "default";
 121         pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
 122         cs-gpios = <&gpio 8 1>, <&gpio 7 1>;
 123
 124         spidev0: spidev@0{
 125                 compatible = "spidev";
 126                 reg = <0>;      /* CE0 */
 127                 #address-cells = <1>;
 128                 #size-cells = <0>;
 129                 spi-max-frequency = <125000000>;
 130         };
 131
 132         spidev1: spidev@1{
 133                 compatible = "spidev";
 134                 reg = <1>;      /* CE1 */
 135                 #address-cells = <1>;
 136                 #size-cells = <0>;
 137                 spi-max-frequency = <125000000>;
 138         };
 139 };
 140
 141 &i2c0 {
 142         pinctrl-names = "default";
 143         pinctrl-0 = <&i2c0_pins>;
 144         clock-frequency = <100000>;
 145 };
 146
 147 &i2c1 {
 148         pinctrl-names = "default";
 149         pinctrl-0 = <&i2c1_pins>;
 150         clock-frequency = <100000>;
 151 };
 152
 153 &i2c2 {
 154         clock-frequency = <100000>;
 155 };
 156
 157 &i2s {
 158         pinctrl-names = "default";
 159         pinctrl-0 = <&i2s_pins>;
 160 };
 161
 162 &leds {
 163         act_led: act {
 164                 label = "led0";
 165                 linux,default-trigger = "mmc0";
 166                 gpios = <&virtgpio 0 0>;
 167         };
 168
 169         pwr_led: pwr {
 170                 label = "led1";
 171                 linux,default-trigger = "input";
 172                 gpios = <&expgpio 7 0>;
 173         };
 174 };
 175
 176 &hdmi {
 177         hpd-gpios = <&expgpio 4 GPIO_ACTIVE_LOW>;
 178 };
 179
 180 &audio {
 181         pinctrl-names = "default";
 182         pinctrl-0 = <&audio_pins>;
 183 };
 184
 185 / {
 186         __overrides__ {
 187                 act_led_gpio = <&act_led>,"gpios:4";
 188                 act_led_activelow = <&act_led>,"gpios:8";
 189                 act_led_trigger = <&act_led>,"linux,default-trigger";
 190
 191                 pwr_led_gpio = <&pwr_led>,"gpios:4";
 192                 pwr_led_activelow = <&pwr_led>,"gpios:8";
 193                 pwr_led_trigger = <&pwr_led>,"linux,default-trigger";
 194         };
 195 };