The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/am437x-sbc-t43.dts

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    1 // SPDX-License-Identifier: GPL-2.0-only
    2 /*
    3  * Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/
    4  */
    5 
    6 #include "am437x-cm-t43.dts"
    7 #include "compulab-sb-som.dtsi"
    8 
    9 / {
   10         model = "CompuLab CM-T43 on SB-SOM-T43";
   11         compatible = "compulab,am437x-sbc-t43", "compulab,am437x-cm-t43", "ti,am4372", "ti,am43";
   12 
   13         aliases {
   14                 display0 = &lcd0;
   15         };
   16 };
   17 
   18 &am43xx_pinmux {
   19         mmc1_pins: pinmux_mmc1_pins {
   20                 pinctrl-single,pins = <
   21                         AM4372_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_clk.mmc0_clk */
   22                         AM4372_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
   23                         AM4372_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
   24                         AM4372_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
   25                         AM4372_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
   26                         AM4372_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
   27                         AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
   28                         AM4372_IOPAD(0x964, PIN_INPUT | MUX_MODE7) /* ecap0_in_pwm0_out.gpio0_7 */
   29                 >;
   30         };
   31 
   32         dss_pinctrl_default: dss_pinctrl_default {
   33                 pinctrl-single,pins = <
   34                         AM4372_IOPAD(0x9b0, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam0 hd -> DSS DATA 23 */
   35                         AM4372_IOPAD(0x9b4, PIN_OUTPUT_PULLUP | MUX_MODE2)
   36                         AM4372_IOPAD(0x9b8, PIN_OUTPUT_PULLUP | MUX_MODE2)
   37                         AM4372_IOPAD(0x9bc, PIN_OUTPUT_PULLUP | MUX_MODE2)
   38                         AM4372_IOPAD(0x9c0, PIN_OUTPUT_PULLUP | MUX_MODE2)
   39                         AM4372_IOPAD(0x9c4, PIN_OUTPUT_PULLUP | MUX_MODE2)
   40                         AM4372_IOPAD(0x9c8, PIN_OUTPUT_PULLUP | MUX_MODE2)
   41                         AM4372_IOPAD(0x9cc, PIN_OUTPUT_PULLUP | MUX_MODE2) /* cam1 data 9 -> DSS DATA 16 */
   42 
   43                         AM4372_IOPAD(0x8a0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 0 */
   44                         AM4372_IOPAD(0x8a4, PIN_OUTPUT_PULLUP | MUX_MODE0)
   45                         AM4372_IOPAD(0x8a8, PIN_OUTPUT_PULLUP | MUX_MODE0)
   46                         AM4372_IOPAD(0x8ac, PIN_OUTPUT_PULLUP | MUX_MODE0)
   47                         AM4372_IOPAD(0x8b0, PIN_OUTPUT_PULLUP | MUX_MODE0)
   48                         AM4372_IOPAD(0x8b4, PIN_OUTPUT_PULLUP | MUX_MODE0)
   49                         AM4372_IOPAD(0x8b8, PIN_OUTPUT_PULLUP | MUX_MODE0)
   50                         AM4372_IOPAD(0x8bc, PIN_OUTPUT_PULLUP | MUX_MODE0)
   51                         AM4372_IOPAD(0x8c0, PIN_OUTPUT_PULLUP | MUX_MODE0)
   52                         AM4372_IOPAD(0x8c4, PIN_OUTPUT_PULLUP | MUX_MODE0)
   53                         AM4372_IOPAD(0x8c8, PIN_OUTPUT_PULLUP | MUX_MODE0)
   54                         AM4372_IOPAD(0x8cc, PIN_OUTPUT_PULLUP | MUX_MODE0)
   55                         AM4372_IOPAD(0x8d0, PIN_OUTPUT_PULLUP | MUX_MODE0)
   56                         AM4372_IOPAD(0x8d4, PIN_OUTPUT_PULLUP | MUX_MODE0)
   57                         AM4372_IOPAD(0x8d8, PIN_OUTPUT_PULLUP | MUX_MODE0)
   58                         AM4372_IOPAD(0x8dc, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS DATA 15 */
   59                         AM4372_IOPAD(0x8e0, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS VSYNC */
   60                         AM4372_IOPAD(0x8e4, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS HSYNC */
   61                         AM4372_IOPAD(0x8e8, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS PCLK */
   62                         AM4372_IOPAD(0x8ec, PIN_OUTPUT_PULLUP | MUX_MODE0) /* DSS AC BIAS EN */
   63                         AM4372_IOPAD(0xa20, PIN_OUTPUT_PULLUP | MUX_MODE7)
   64                 >;
   65         };
   66 
   67         uart0_pins_default: uart0_pins_default {
   68                 pinctrl-single,pins = <
   69                         AM4372_IOPAD(0x968, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
   70                         AM4372_IOPAD(0x96C, DS0_PULL_UP_DOWN_EN | INPUT_EN | MUX_MODE0)
   71                         AM4372_IOPAD(0x970, PIN_INPUT_PULLUP | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_rxd.uart0_rxd */
   72                         AM4372_IOPAD(0x974, PIN_INPUT | PULL_DISABLE | SLEWCTRL_FAST | DS0_PULL_UP_DOWN_EN | MUX_MODE0) /* uart0_txd.uart0_txd */
   73                 >;
   74         };
   75 
   76         i2c1_pins: i2c1_pins {
   77                 pinctrl-single,pins = <
   78                         AM4372_IOPAD(0xa6c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1)  /* spi2_cs0.i2c1_sda  */
   79                         AM4372_IOPAD(0xa60, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE1)  /* spi2_sclk.i2c1_scl */
   80                 >;
   81         };
   82 
   83         i2c2_pins: i2c2_pins {
   84                 pinctrl-single,pins = <
   85                         AM4372_IOPAD(0x978, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3)  /* uart1_ctsn.i2c2_sda  */
   86                         AM4372_IOPAD(0x97c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3)  /* uart1_rtsn.i2c2_scl */
   87                 >;
   88         };
   89 
   90         usb2_phy1_default: usb2_phy1_default {
   91                 pinctrl-single,pins = <
   92                         AM4372_IOPAD(0xac0, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
   93                 >;
   94         };
   95 
   96         usb2_phy2_default: usb2_phy2_default {
   97                 pinctrl-single,pins = <
   98                         AM4372_IOPAD(0xac4, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
   99                 >;
  100         };
  101 };
  102 
  103 &i2c1 {
  104         status = "okay";
  105         pinctrl-names = "default";
  106         pinctrl-0 = <&i2c1_pins>;
  107 
  108         pca9555: pca9555@20 {
  109                 compatible = "nxp,pca9555";
  110                 reg = <0x20>;
  111                 gpio-controller;
  112                 #gpio-cells = <2>;
  113         };
  114 
  115         eeprom_base: at24@50 {
  116                 compatible = "atmel,24c02";
  117                 reg = <0x50>;
  118                 pagesize = <16>;
  119         };
  120 };
  121 
  122 &i2c2 {
  123         status = "okay";
  124         pinctrl-names = "default";
  125         pinctrl-0 = <&i2c2_pins>;
  126 };
  127 
  128 &mmc1 {
  129         status = "okay";
  130         bus-width = <4>;
  131         pinctrl-names = "default";
  132         pinctrl-0 = <&mmc1_pins>;
  133         vmmc-supply = <&vsb_3v3>;
  134         cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
  135         wp-gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
  136 };
  137 
  138 &dss {
  139         status = "okay";
  140 
  141         pinctrl-names = "default";
  142         pinctrl-0 = <&dss_pinctrl_default>;
  143 
  144         port {
  145                 dpi_lcd_out: endpoint {
  146                         remote-endpoint = <&lcd_in>;
  147                         data-lines = <24>;
  148                 };
  149         };
  150 };
  151 
  152 &uart0 {
  153         pinctrl-names = "default";
  154         pinctrl-0 = <&uart0_pins_default>;
  155 };
  156 
  157 &dwc3_1 {
  158         pinctrl-names = "default";
  159         pinctrl-0 = <&usb2_phy1_default>;
  160 };
  161 
  162 &dwc3_2 {
  163         pinctrl-names = "default";
  164         pinctrl-0 = <&usb2_phy2_default>;
  165 };
  166 
  167 &lcd0 {
  168         enable-gpios = <&pca9555 14 GPIO_ACTIVE_HIGH
  169                         &gpio4 28 GPIO_ACTIVE_HIGH>;
  170 
  171         port {
  172                 lcd_in: endpoint {
  173                         remote-endpoint = <&dpi_lcd_out>;
  174                         data-lines = <24>;
  175                 };
  176         };
  177 };

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