arch/arm/boot/dts/omap3-overo-common-dvi.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2014 Florian Vaussard, EPFL Mobots group
   4  */
   5
   6 /*
   7  * DVI output for some Gumstix Overo boards (Tobi and Summit)
   8  */
   9
  10 &omap3_pmx_core {
  11         dss_dpi_pins: pinmux_dss_dpi_pins {
  12                 pinctrl-single,pins = <
  13                         OMAP3_CORE1_IOPAD(0x20d4, PIN_OUTPUT | MUX_MODE0)       /* dss_pclk.dss_pclk */
  14                         OMAP3_CORE1_IOPAD(0x20d6, PIN_OUTPUT | MUX_MODE0)       /* dss_hsync.dss_hsync */
  15                         OMAP3_CORE1_IOPAD(0x20d8, PIN_OUTPUT | MUX_MODE0)       /* dss_vsync.dss_vsync */
  16                         OMAP3_CORE1_IOPAD(0x20da, PIN_OUTPUT | MUX_MODE0)       /* dss_acbias.dss_acbias */
  17                         OMAP3_CORE1_IOPAD(0x20dc, PIN_OUTPUT | MUX_MODE0)       /* dss_data0.dss_data0 */
  18                         OMAP3_CORE1_IOPAD(0x20de, PIN_OUTPUT | MUX_MODE0)       /* dss_data1.dss_data1 */
  19                         OMAP3_CORE1_IOPAD(0x20e0, PIN_OUTPUT | MUX_MODE0)       /* dss_data2.dss_data2 */
  20                         OMAP3_CORE1_IOPAD(0x20e2, PIN_OUTPUT | MUX_MODE0)       /* dss_data3.dss_data3 */
  21                         OMAP3_CORE1_IOPAD(0x20e4, PIN_OUTPUT | MUX_MODE0)       /* dss_data4.dss_data4 */
  22                         OMAP3_CORE1_IOPAD(0x20e6, PIN_OUTPUT | MUX_MODE0)       /* dss_data5.dss_data5 */
  23                         OMAP3_CORE1_IOPAD(0x20e8, PIN_OUTPUT | MUX_MODE0)       /* dss_data6.dss_data6 */
  24                         OMAP3_CORE1_IOPAD(0x20ea, PIN_OUTPUT | MUX_MODE0)       /* dss_data7.dss_data7 */
  25                         OMAP3_CORE1_IOPAD(0x20ec, PIN_OUTPUT | MUX_MODE0)       /* dss_data8.dss_data8 */
  26                         OMAP3_CORE1_IOPAD(0x20ee, PIN_OUTPUT | MUX_MODE0)       /* dss_data9.dss_data9 */
  27                         OMAP3_CORE1_IOPAD(0x20f0, PIN_OUTPUT | MUX_MODE0)       /* dss_data10.dss_data10 */
  28                         OMAP3_CORE1_IOPAD(0x20f2, PIN_OUTPUT | MUX_MODE0)       /* dss_data11.dss_data11 */
  29                         OMAP3_CORE1_IOPAD(0x20f4, PIN_OUTPUT | MUX_MODE0)       /* dss_data12.dss_data12 */
  30                         OMAP3_CORE1_IOPAD(0x20f6, PIN_OUTPUT | MUX_MODE0)       /* dss_data13.dss_data13 */
  31                         OMAP3_CORE1_IOPAD(0x20f8, PIN_OUTPUT | MUX_MODE0)       /* dss_data14.dss_data14 */
  32                         OMAP3_CORE1_IOPAD(0x20fa, PIN_OUTPUT | MUX_MODE0)       /* dss_data15.dss_data15 */
  33                         OMAP3_CORE1_IOPAD(0x20fc, PIN_OUTPUT | MUX_MODE0)       /* dss_data16.dss_data16 */
  34                         OMAP3_CORE1_IOPAD(0x20fe, PIN_OUTPUT | MUX_MODE0)       /* dss_data17.dss_data17 */
  35                         OMAP3_CORE1_IOPAD(0x2100, PIN_OUTPUT | MUX_MODE0)       /* dss_data18.dss_data18 */
  36                         OMAP3_CORE1_IOPAD(0x2102, PIN_OUTPUT | MUX_MODE0)       /* dss_data19.dss_data19 */
  37                         OMAP3_CORE1_IOPAD(0x2104, PIN_OUTPUT | MUX_MODE0)       /* dss_data20.dss_data20 */
  38                         OMAP3_CORE1_IOPAD(0x2106, PIN_OUTPUT | MUX_MODE0)       /* dss_data21.dss_data21 */
  39                         OMAP3_CORE1_IOPAD(0x2108, PIN_OUTPUT | MUX_MODE0)       /* dss_data22.dss_data22 */
  40                         OMAP3_CORE1_IOPAD(0x210a, PIN_OUTPUT | MUX_MODE0)       /* dss_data23.dss_data23 */
  41                 >;
  42         };
  43 };
  44
  45 /* Needed to power the DPI pins */
  46 &vpll2 {
  47         regulator-always-on;
  48 };
  49
  50 &dss {
  51         status = "okay";
  52
  53         pinctrl-names = "default";
  54         pinctrl-0 = <&dss_dpi_pins>;
  55
  56         port {
  57                 dpi_out: endpoint {
  58                         remote-endpoint = <&tfp410_in>;
  59                         data-lines = <24>;
  60                 };
  61         };
  62 };
  63
  64 / {
  65         aliases {
  66                 display0 = &dvi0;
  67         };
  68
  69         tfp410: encoder {
  70                 compatible = "ti,tfp410";
  71
  72                 ports {
  73                         #address-cells = <1>;
  74                         #size-cells = <0>;
  75
  76                         port@0 {
  77                                 reg = <0>;
  78
  79                                 tfp410_in: endpoint {
  80                                         remote-endpoint = <&dpi_out>;
  81                                 };
  82                         };
  83
  84                         port@1 {
  85                                 reg = <1>;
  86
  87                                 tfp410_out: endpoint {
  88                                         remote-endpoint = <&dvi_connector_in>;
  89                                 };
  90                         };
  91                 };
  92         };
  93
  94         dvi0: connector {
  95                 compatible = "dvi-connector";
  96                 label = "dvi";
  97
  98                 digital;
  99                 ddc-i2c-bus = <&i2c3>;
 100
 101                 port {
 102                         dvi_connector_in: endpoint {
 103                                 remote-endpoint = <&tfp410_out>;
 104                         };
 105                 };
 106         };
 107 };
 108