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

   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
   9 #include <dt-bindings/display/tda998x.h>
  10
  11 &ldo3_reg {
  12         regulator-min-microvolt = <1800000>;
  13         regulator-max-microvolt = <1800000>;
  14         regulator-always-on;
  15 };
  16
  17 &mmc1 {
  18         vmmc-supply = <&vmmcsd_fixed>;
  19 };
  20
  21 &mmc2 {
  22         vmmc-supply = <&vmmcsd_fixed>;
  23         pinctrl-names = "default";
  24         pinctrl-0 = <&emmc_pins>;
  25         bus-width = <8>;
  26         status = "okay";
  27 };
  28
  29 &am33xx_pinmux {
  30         nxp_hdmi_bonelt_pins: nxp_hdmi_bonelt_pins {
  31                 pinctrl-single,pins = <
  32                         AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLDOWN | MUX_MODE3)    /* xdma_event_intr0 */
  33                         AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data0.lcd_data0 */
  34                         AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data1.lcd_data1 */
  35                         AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data2.lcd_data2 */
  36                         AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE0)             /* lcd_data3.lcd_data3 */
  37                         AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data4.lcd_data4 */
  38                         AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data5.lcd_data5 */
  39                         AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data6.lcd_data6 */
  40                         AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE0)             /* lcd_data7.lcd_data7 */
  41                         AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data8.lcd_data8 */
  42                         AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data9.lcd_data9 */
  43                         AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data10.lcd_data10 */
  44                         AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE0)             /* lcd_data11.lcd_data11 */
  45                         AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE0)             /* lcd_data12.lcd_data12 */
  46                         AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE0)             /* lcd_data13.lcd_data13 */
  47                         AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE0)             /* lcd_data14.lcd_data14 */
  48                         AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE0)             /* lcd_data15.lcd_data15 */
  49                         AM33XX_IOPAD(0x8e0, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_vsync.lcd_vsync */
  50                         AM33XX_IOPAD(0x8e4, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_hsync.lcd_hsync */
  51                         AM33XX_IOPAD(0x8e8, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_pclk.lcd_pclk */
  52                         AM33XX_IOPAD(0x8ec, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* lcd_ac_bias_en.lcd_ac_bias_en */
  53                 >;
  54         };
  55
  56         nxp_hdmi_bonelt_off_pins: nxp_hdmi_bonelt_off_pins {
  57                 pinctrl-single,pins = <
  58                         AM33XX_IOPAD(0x9b0, PIN_OUTPUT_PULLDOWN | MUX_MODE3)    /* xdma_event_intr0 */
  59                 >;
  60         };
  61
  62         mcasp0_pins: mcasp0_pins {
  63                 pinctrl-single,pins = <
  64                         AM33XX_IOPAD(0x9ac, PIN_INPUT_PULLUP | MUX_MODE0) /* mcasp0_ahcklx.mcasp0_ahclkx */
  65                         AM33XX_IOPAD(0x99c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mcasp0_ahclkr.mcasp0_axr2*/
  66                         AM33XX_IOPAD(0x994, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mcasp0_fsx.mcasp0_fsx */
  67                         AM33XX_IOPAD(0x990, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mcasp0_aclkx.mcasp0_aclkx */
  68                         AM33XX_IOPAD(0x86c, PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a11.GPIO1_27 */
  69                 >;
  70         };
  71 };
  72
  73 &lcdc {
  74         status = "okay";
  75
  76         /* If you want to get 24 bit RGB and 16 BGR mode instead of
  77          * current 16 bit RGB and 24 BGR modes, set the propety
  78          * below to "crossed" and uncomment the video-ports -property
  79          * in tda19988 node.
  80          */
  81         blue-and-red-wiring = "straight";
  82
  83         port {
  84                 lcdc_0: endpoint@0 {
  85                         remote-endpoint = <&hdmi_0>;
  86                 };
  87         };
  88 };
  89
  90 &i2c0 {
  91         tda19988: tda19988@70 {
  92                 compatible = "nxp,tda998x";
  93                 reg = <0x70>;
  94
  95                 pinctrl-names = "default", "off";
  96                 pinctrl-0 = <&nxp_hdmi_bonelt_pins>;
  97                 pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
  98
  99                 /* Convert 24bit BGR to RGB, e.g. cross red and blue wiring */
 100                 /* video-ports = <0x234501>; */
 101
 102                 #sound-dai-cells = <0>;
 103                 audio-ports = < TDA998x_I2S     0x03>;
 104
 105                 ports {
 106                         port@0 {
 107                                 hdmi_0: endpoint@0 {
 108                                         remote-endpoint = <&lcdc_0>;
 109                                 };
 110                         };
 111                 };
 112         };
 113 };
 114
 115 &rtc {
 116         system-power-controller;
 117 };
 118
 119 &mcasp0 {
 120         #sound-dai-cells = <0>;
 121         pinctrl-names = "default";
 122         pinctrl-0 = <&mcasp0_pins>;
 123         status = "okay";
 124         op-mode = <0>;  /* MCASP_IIS_MODE */
 125         tdm-slots = <2>;
 126         serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
 127                         0 0 1 0
 128                 >;
 129         tx-num-evt = <32>;
 130         rx-num-evt = <32>;
 131 };
 132
 133 / {
 134         memory@80000000 {
 135                 device_type = "memory";
 136                 reg = <0x80000000 0x20000000>; /* 512 MB */
 137         };
 138
 139         clk_mcasp0_fixed: clk_mcasp0_fixed {
 140                 #clock-cells = <0>;
 141                 compatible = "fixed-clock";
 142                 clock-frequency = <24576000>;
 143         };
 144
 145         clk_mcasp0: clk_mcasp0 {
 146                 #clock-cells = <0>;
 147                 compatible = "gpio-gate-clock";
 148                 clocks = <&clk_mcasp0_fixed>;
 149                 enable-gpios = <&gpio1 27 0>; /* BeagleBone Black Clk enable on GPIO1_27 */
 150         };
 151
 152         sound {
 153                 compatible = "simple-audio-card";
 154                 simple-audio-card,name = "TI BeagleBone Black";
 155                 simple-audio-card,format = "i2s";
 156                 simple-audio-card,bitclock-master = <&dailink0_master>;
 157                 simple-audio-card,frame-master = <&dailink0_master>;
 158
 159                 dailink0_master: simple-audio-card,cpu {
 160                         sound-dai = <&mcasp0>;
 161                         clocks = <&clk_mcasp0>;
 162                 };
 163
 164                 simple-audio-card,codec {
 165                         sound-dai = <&tda19988>;
 166                 };
 167         };
 168 };