arch/arm/dts/tegra20-colibri.dts

   1 /dts-v1/;
   2
   3 #include "tegra20.dtsi"
   4
   5 / {
   6         model = "Toradex Colibri T20";
   7         compatible = "toradex,colibri_t20", "nvidia,tegra20";
   8
   9         chosen {
  10                 stdout-path = &uarta;
  11         };
  12
  13         aliases {
  14                 i2c0 = "/i2c@7000d000";
  15                 i2c1 = "/i2c@7000c000";
  16                 i2c2 = "/i2c@7000c400";
  17                 mmc0 = "/sdhci@c8000600";
  18                 usb0 = "/usb@c5000000";
  19                 usb1 = "/usb@c5004000"; /* On-module only, for ASIX */
  20                 usb2 = "/usb@c5008000";
  21         };
  22
  23         host1x@50000000 {
  24                 dc@54200000 {
  25                         rgb {
  26                                 status = "okay";
  27                                 nvidia,panel = <&lcd_panel>;
  28                                 display-timings {
  29                                         timing@0 {
  30                                                 /* VESA VGA */
  31                                                 clock-frequency = <25175000>;
  32                                                 hactive = <640>;
  33                                                 vactive = <480>;
  34                                                 hback-porch = <48>;
  35                                                 hfront-porch = <16>;
  36                                                 hsync-len = <96>;
  37                                                 vback-porch = <31>;
  38                                                 vfront-porch = <11>;
  39                                                 vsync-len = <2>;
  40                                         };
  41                                 };
  42                         };
  43                 };
  44         };
  45
  46         nand-controller@70008000 {
  47                 nvidia,wp-gpios = <&gpio TEGRA_GPIO(S, 0) GPIO_ACTIVE_HIGH>;
  48                 nvidia,width = <8>;
  49                 nvidia,timing = <15 100 25 80 25 10 15 10 100>;
  50
  51                 nand@0 {
  52                         reg = <0>;
  53                         compatible = "nand-flash";
  54                 };
  55         };
  56
  57         pwm@7000a000 {
  58                 status = "okay";
  59         };
  60
  61         /*
  62          * GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
  63          * board)
  64          */
  65         i2c@7000c000 {
  66                 status = "okay";
  67                 clock-frequency = <400000>;
  68         };
  69
  70         /* GEN2_I2C: unused */
  71
  72         /* DDC_CLOCK/DATA on X3 pin 15/16 (e.g. display EDID) */
  73         i2c@7000c400 {
  74                 status = "okay";
  75                 clock-frequency = <10000>;
  76         };
  77
  78         /*
  79          * PWR_I2C: power I2C to PMIC and temperature sensor
  80          */
  81         i2c@7000d000 {
  82                 status = "okay";
  83                 clock-frequency = <100000>;
  84         };
  85
  86         /* EHCI instance 0: USB1_DP/N -> USBC_P/N */
  87         usb@c5000000 {
  88                 status = "okay";
  89                 dr_mode = "otg";
  90         };
  91
  92         /* EHCI instance 1: ULPI -> USB3340 -> AX88772B */
  93         usb@c5004000 {
  94                 status = "okay";
  95                 /* ULPI_RESET */
  96                 nvidia,phy-reset-gpio =
  97                                 <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_LOW>;
  98                 /* VBUS_LAN */
  99                 nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
 100         };
 101
 102         /* EHCI instance 2: USB3_DP/N -> USBH_P/N */
 103         usb@c5008000 {
 104                 status = "okay";
 105                 /* USBH_PEN */
 106                 nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
 107         };
 108
 109         sdhci@c8000600 {
 110                 status = "okay";
 111                 bus-width = <4>;
 112                 cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
 113         };
 114
 115         backlight: backlight {
 116                 compatible = "pwm-backlight";
 117
 118                 brightness-levels = <255 128 64 32 16 8 4 0>;
 119                 default-brightness-level = <6>;
 120                 /* BL_ON */
 121                 enable-gpios = <&gpio TEGRA_GPIO(T, 4) GPIO_ACTIVE_HIGH>;
 122                 power-supply = <&reg_3v3>;
 123                 /* PWM<A> */
 124                 pwms = <&pwm 0 5000000>;
 125         };
 126
 127         clocks {
 128                 compatible = "simple-bus";
 129                 #address-cells = <1>;
 130                 #size-cells = <0>;
 131
 132                 clk32k_in: clock@0 {
 133                         compatible = "fixed-clock";
 134                         reg=<0>;
 135                         #clock-cells = <0>;
 136                         clock-frequency = <32768>;
 137                 };
 138         };
 139
 140         lcd_panel: panel {
 141                 /*
 142                  * edt,et057090dhu: EDT 5.7" LCD TFT
 143                  * edt,et070080dh6: EDT 7.0" LCD TFT
 144                  */
 145                 compatible = "edt,et057090dhu", "simple-panel";
 146
 147                 backlight = <&backlight>;
 148         };
 149
 150         regulators {
 151                 compatible = "simple-bus";
 152                 #address-cells = <1>;
 153                 #size-cells = <0>;
 154
 155                 reg_3v3: regulator@0 {
 156                         compatible = "regulator-fixed";
 157                         reg = <0>;
 158                         regulator-name = "+V3.3";
 159                         regulator-min-microvolt = <3300000>;
 160                         regulator-max-microvolt = <3300000>;
 161                         regulator-always-on;
 162                 };
 163         };
 164 };
 165
 166 &uarta {
 167         status = "okay";
 168 };