arch/arm/boot/dts/am437x-gp-evm-hdmi.dts

   1 /*
   2  * Copyright (C) 2014 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 /* AM437x GP EVM with HDMI output */
  10
  11 #include "am437x-gp-evm.dts"
  12 #include <dt-bindings/sound/sii9022-audio.h>
  13
  14 / {
  15         aliases {
  16                 display0 = &hdmi;
  17         };
  18
  19         hdmi: connector {
  20                 compatible = "hdmi-connector";
  21                 label = "hdmi";
  22
  23                 type = "b";
  24
  25                 port {
  26                         hdmi_connector_in: endpoint {
  27                                 remote-endpoint = <&sii9022_out>;
  28                         };
  29                 };
  30         };
  31
  32         sound@1 {
  33                 compatible = "simple-audio-card";
  34                 simple-audio-card,name = "HDMI";
  35                 simple-audio-card,format = "i2s";
  36                 simple-audio-card,bitclock-master = <&hdmi_dailink_master>;
  37                 simple-audio-card,frame-master = <&hdmi_dailink_master>;
  38                 hdmi_dailink_master: simple-audio-card,cpu {
  39                         sound-dai = <&mcasp1>;
  40                         system-clock-frequency = <24000000>;
  41                         system-clock-direction = "out";
  42                 };
  43
  44                 simple-audio-card,codec {
  45                         sound-dai = <&sii9022>;
  46                         system-clock-frequency = <12000000>;
  47                 };
  48         };
  49 };
  50
  51 &lcd_bl {
  52         status = "disabled";
  53 };
  54
  55 &sound0 {
  56         status = "disabled";
  57 };
  58
  59 &i2c1 {
  60         sii9022: sii9022@3b {
  61                 #sound-dai-cells = <0>;
  62                 compatible = "sil,sii9022";
  63                 reg = <0x3b>;
  64
  65                 i2s-fifo-routing = <
  66                         (ENABLE_BIT|CONNECT_SD0)
  67                         0
  68                         0
  69                         0
  70                 >;
  71
  72                 /* XXX 'SelLCDorHDMI' Gpio, LOW to select HDMI */
  73                 reset-gpios = <&gpio5 8 GPIO_ACTIVE_HIGH>;
  74
  75                 ports {
  76                         #address-cells = <1>;
  77                         #size-cells = <0>;
  78
  79                         port@0 {
  80                                 reg = <0>;
  81
  82                                 sii9022_in: endpoint {
  83                                         remote-endpoint = <&dpi_out>;
  84                                 };
  85                         };
  86
  87                         port@1 {
  88                                 reg = <1>;
  89
  90                                 sii9022_out: endpoint {
  91                                         remote-endpoint = <&hdmi_connector_in>;
  92                                 };
  93                         };
  94                 };
  95         };
  96 };
  97
  98 &dss {
  99         port {
 100                 dpi_out: endpoint@0 {
 101                         remote-endpoint = <&sii9022_in>;
 102                         data-lines = <24>;
 103                 };
 104         };
 105 };