sun8i-q8-common.dtsi 3.5 KB

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  1. /*
  2. * Copyright 2015 Hans de Goede <[email protected]>
  3. *
  4. * This file is dual-licensed: you can use it either under the terms
  5. * of the GPL or the X11 license, at your option. Note that this dual
  6. * licensing only applies to this file, and not this project as a
  7. * whole.
  8. *
  9. * a) This file is free software; you can redistribute it and/or
  10. * modify it under the terms of the GNU General Public License as
  11. * published by the Free Software Foundation; either version 2 of the
  12. * License, or (at your option) any later version.
  13. *
  14. * This file is distributed in the hope that it will be useful,
  15. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17. * GNU General Public License for more details.
  18. *
  19. * Or, alternatively,
  20. *
  21. * b) Permission is hereby granted, free of charge, to any person
  22. * obtaining a copy of this software and associated documentation
  23. * files (the "Software"), to deal in the Software without
  24. * restriction, including without limitation the rights to use,
  25. * copy, modify, merge, publish, distribute, sublicense, and/or
  26. * sell copies of the Software, and to permit persons to whom the
  27. * Software is furnished to do so, subject to the following
  28. * conditions:
  29. *
  30. * The above copyright notice and this permission notice shall be
  31. * included in all copies or substantial portions of the Software.
  32. *
  33. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  34. * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  35. * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  36. * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  37. * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  38. * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  39. * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  40. * OTHER DEALINGS IN THE SOFTWARE.
  41. */
  42. #include "sunxi-reference-design-tablet.dtsi"
  43. #include "sun8i-reference-design-tablet.dtsi"
  44. / {
  45. aliases {
  46. serial0 = &r_uart;
  47. /* Make u-boot set mac-address for wifi without an eeprom */
  48. ethernet0 = &sdio_wifi;
  49. };
  50. panel: panel {
  51. /* Tablet dts should provide panel compatible */
  52. backlight = <&backlight>;
  53. enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
  54. power-supply = <&reg_dc1sw>;
  55. port {
  56. panel_input: endpoint {
  57. remote-endpoint = <&tcon0_out_lcd>;
  58. };
  59. };
  60. };
  61. wifi_pwrseq: wifi_pwrseq {
  62. compatible = "mmc-pwrseq-simple";
  63. /*
  64. * Q8 boards use various PL# pins as wifi-en. On other boards
  65. * these may be connected to a wifi module output pin. To avoid
  66. * short-circuits we configure these as inputs with pull-ups via
  67. * pinctrl, instead of listing them as active-low reset-gpios.
  68. */
  69. pinctrl-names = "default";
  70. pinctrl-0 = <&wifi_pwrseq_pin_q8>;
  71. /* The esp8089 needs 200 ms after driving wifi-en high */
  72. post-power-on-delay-ms = <200>;
  73. };
  74. };
  75. &de {
  76. status = "okay";
  77. };
  78. &ehci0 {
  79. status = "okay";
  80. };
  81. &mmc1 {
  82. pinctrl-names = "default";
  83. pinctrl-0 = <&mmc1_pg_pins>;
  84. vmmc-supply = <&reg_dldo1>;
  85. mmc-pwrseq = <&wifi_pwrseq>;
  86. bus-width = <4>;
  87. non-removable;
  88. status = "okay";
  89. sdio_wifi: sdio_wifi@1 {
  90. reg = <1>;
  91. };
  92. };
  93. &r_pio {
  94. wifi_pwrseq_pin_q8: wifi-pwrseq-pins {
  95. pins = "PL6", "PL7", "PL11";
  96. function = "gpio_in";
  97. bias-pull-up;
  98. };
  99. };
  100. &tcon0 {
  101. pinctrl-names = "default";
  102. pinctrl-0 = <&lcd_rgb666_pins>;
  103. status = "okay";
  104. };
  105. &usbphy {
  106. usb1_vbus-supply = <&reg_dldo1>;
  107. };