arch/arm/boot/dts/am335x-boneblack.dts

   1 /*
   2  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8 /dts-v1/;
   9
  10 #include "am33xx.dtsi"
  11 #include "am335x-bone-common.dtsi"
  12
  13 / {
  14         model = "TI AM335x BeagleBone Black";
  15         compatible = "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
  16 };
  17
  18 &ldo3_reg {
  19         regulator-min-microvolt = <1800000>;
  20         regulator-max-microvolt = <1800000>;
  21         regulator-always-on;
  22 };
  23
  24 &mmc1 {
  25         vmmc-supply = <&vmmcsd_fixed>;
  26 };
  27
  28 &mmc2 {
  29         vmmc-supply = <&vmmcsd_fixed>;
  30         pinctrl-names = "default";
  31         pinctrl-0 = <&emmc_pins>;
  32         bus-width = <8>;
  33         status = "okay";
  34 };
  35
  36 &cpu0_opp_table {
  37         /*
  38          * All PG 2.0 silicon may not support 1GHz but some of the early
  39          * BeagleBone Blacks have PG 2.0 silicon which is guaranteed
  40          * to support 1GHz OPP so enable it for PG 2.0 on this board.
  41          */
  42         oppnitro@1000000000 {
  43                 opp-supported-hw = <0x06 0x0100>;
  44         };
  45 };
  46
  47 &am33xx_pinmux {
  48         nxp_hdmi_bonelt_pins: nxp_hdmi_bonelt_pins {
  49                 pinctrl-single,pins = <
  50                         AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLDOWN | MUX_MODE3)    /* xdma_event_intr0 */
  51                         AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data0.lcd_data0 */
  52                         AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data1.lcd_data1 */
  53                         AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data2.lcd_data2 */
  54                         AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE0)             /* lcd_data3.lcd_data3 */
  55                         AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data4.lcd_data4 */
  56                         AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data5.lcd_data5 */
  57                         AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data6.lcd_data6 */
  58                         AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE0)             /* lcd_data7.lcd_data7 */
  59                         AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data8.lcd_data8 */
  60                         AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data9.lcd_data9 */
  61                         AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data10.lcd_data10 */
  62                         AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE0)             /* lcd_data11.lcd_data11 */
  63                         AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data12.lcd_data12 */
  64                         AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data13.lcd_data13 */
  65                         AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data14.lcd_data14 */
  66                         AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE0)             /* lcd_data15.lcd_data15 */
  67                         AM33XX_IOPAD(0x8e0, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_vsync.lcd_vsync */
  68                         AM33XX_IOPAD(0x8e4, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_hsync.lcd_hsync */
  69                         AM33XX_IOPAD(0x8e8, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_pclk.lcd_pclk */
  70                         AM33XX_IOPAD(0x8ec, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_ac_bias_en.lcd_ac_bias_en */
  71                 >;
  72         };
  73         nxp_hdmi_bonelt_off_pins: nxp_hdmi_bonelt_off_pins {
  74                 pinctrl-single,pins = <
  75                         AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLDOWN | MUX_MODE3)    /* xdma_event_intr0 */
  76                 >;
  77         };
  78 };
  79
  80 &lcdc {
  81         status = "okay";
  82         port {
  83                 lcdc_0: endpoint@0 {
  84                         remote-endpoint = <&hdmi_0>;
  85                 };
  86         };
  87 };
  88
  89 &i2c0 {
  90         tda19988 {
  91                 compatible = "nxp,tda998x";
  92                 reg = <0x70>;
  93                 pinctrl-names = "default", "off";
  94                 pinctrl-0 = <&nxp_hdmi_bonelt_pins>;
  95                 pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
  96
  97                 port {
  98                         hdmi_0: endpoint@0 {
  99                                 remote-endpoint = <&lcdc_0>;
 100                         };
 101                 };
 102         };
 103 };
 104
 105 &rtc {
 106         system-power-controller;
 107 };