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 #include <dt-bindings/interrupt-controller/irq.h>
  11
  12 &ldo3_reg {
  13         regulator-min-microvolt = <1800000>;
  14         regulator-max-microvolt = <1800000>;
  15         regulator-always-on;
  16 };
  17
  18 &mmc1 {
  19         vmmc-supply = <&vmmcsd_fixed>;
  20 };
  21
  22 &mmc2 {
  23         vmmc-supply = <&vmmcsd_fixed>;
  24         pinctrl-names = "default";
  25         pinctrl-0 = <&emmc_pins>;
  26         bus-width = <8>;
  27         status = "okay";
  28 };
  29
  30 &am33xx_pinmux {
  31         nxp_hdmi_bonelt_pins: nxp_hdmi_bonelt_pins {
  32                 pinctrl-single,pins = <
  33                         AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_OUTPUT_PULLDOWN, MUX_MODE3)
  34                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
  35                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
  36                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
  37                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
  38                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
  39                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
  40                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
  41                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
  42                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
  43                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
  44                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
  45                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
  46                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
  47                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
  48                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
  49                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
  50                         AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  51                         AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  52                         AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  53                         AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  54                 >;
  55         };
  56
  57         nxp_hdmi_bonelt_off_pins: nxp_hdmi_bonelt_off_pins {
  58                 pinctrl-single,pins = <
  59                         AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR0, PIN_OUTPUT_PULLDOWN, MUX_MODE3)
  60                 >;
  61         };
  62
  63         mcasp0_pins: mcasp0_pins {
  64                 pinctrl-single,pins = <
  65                         AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLUP, MUX_MODE0) /* mcasp0_ahcklx.mcasp0_ahclkx */
  66                         AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKR, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mcasp0_ahclkr.mcasp0_axr2*/
  67                         AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_OUTPUT_PULLUP, MUX_MODE0)
  68                         AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  69                         AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_OUTPUT_PULLDOWN, MUX_MODE7) /* gpmc_a11.GPIO1_27 */
  70                 >;
  71         };
  72 };
  73
  74 &lcdc {
  75         status = "okay";
  76
  77         /* If you want to get 24 bit RGB and 16 BGR mode instead of
  78          * current 16 bit RGB and 24 BGR modes, set the propety
  79          * below to "crossed" and uncomment the video-ports -property
  80          * in tda19988 node.
  81          */
  82         blue-and-red-wiring = "straight";
  83
  84         port {
  85                 lcdc_0: endpoint@0 {
  86                         remote-endpoint = <&hdmi_0>;
  87                 };
  88         };
  89 };
  90
  91 &i2c0 {
  92         tda19988: tda19988@70 {
  93                 compatible = "nxp,tda998x";
  94                 reg = <0x70>;
  95                 nxp,calib-gpios = <&gpio1 25 0>;
  96                 interrupts-extended = <&gpio1 25 IRQ_TYPE_LEVEL_LOW>;
  97
  98                 pinctrl-names = "default", "off";
  99                 pinctrl-0 = <&nxp_hdmi_bonelt_pins>;
 100                 pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
 101
 102                 /* Convert 24bit BGR to RGB, e.g. cross red and blue wiring */
 103                 /* video-ports = <0x234501>; */
 104
 105                 #sound-dai-cells = <0>;
 106                 audio-ports = < TDA998x_I2S     0x03>;
 107
 108                 ports {
 109                         port@0 {
 110                                 hdmi_0: endpoint@0 {
 111                                         remote-endpoint = <&lcdc_0>;
 112                                 };
 113                         };
 114                 };
 115         };
 116 };
 117
 118 &rtc {
 119         system-power-controller;
 120 };
 121
 122 &mcasp0 {
 123         #sound-dai-cells = <0>;
 124         pinctrl-names = "default";
 125         pinctrl-0 = <&mcasp0_pins>;
 126         status = "okay";
 127         op-mode = <0>;  /* MCASP_IIS_MODE */
 128         tdm-slots = <2>;
 129         serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
 130                         0 0 1 0
 131                 >;
 132         tx-num-evt = <32>;
 133         rx-num-evt = <32>;
 134 };
 135
 136 / {
 137         clk_mcasp0_fixed: clk_mcasp0_fixed {
 138                 #clock-cells = <0>;
 139                 compatible = "fixed-clock";
 140                 clock-frequency = <24576000>;
 141         };
 142
 143         clk_mcasp0: clk_mcasp0 {
 144                 #clock-cells = <0>;
 145                 compatible = "gpio-gate-clock";
 146                 clocks = <&clk_mcasp0_fixed>;
 147                 enable-gpios = <&gpio1 27 0>; /* BeagleBone Black Clk enable on GPIO1_27 */
 148         };
 149
 150         sound {
 151                 compatible = "simple-audio-card";
 152                 simple-audio-card,name = "TI BeagleBone Black";
 153                 simple-audio-card,format = "i2s";
 154                 simple-audio-card,bitclock-master = <&dailink0_master>;
 155                 simple-audio-card,frame-master = <&dailink0_master>;
 156
 157                 dailink0_master: simple-audio-card,cpu {
 158                         sound-dai = <&mcasp0>;
 159                         clocks = <&clk_mcasp0>;
 160                 };
 161
 162                 simple-audio-card,codec {
 163                         sound-dai = <&tda19988>;
 164                 };
 165         };
 166 };