sun6i-reference-design-tablet.dtsi 4.3 KB

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  1. /*
  2. * Copyright 2016 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-common-regulators.dtsi"
  43. #include <dt-bindings/gpio/gpio.h>
  44. #include <dt-bindings/input/input.h>
  45. / {
  46. aliases {
  47. serial0 = &uart0;
  48. };
  49. chosen {
  50. stdout-path = "serial0:115200n8";
  51. };
  52. };
  53. &cpu0 {
  54. cpu-supply = <&reg_dcdc3>;
  55. };
  56. &ehci0 {
  57. /* Wifi is connected here */
  58. status = "okay";
  59. };
  60. &mmc0 {
  61. pinctrl-names = "default";
  62. pinctrl-0 = <&mmc0_pins>;
  63. vmmc-supply = <&reg_dcdc1>;
  64. bus-width = <4>;
  65. cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
  66. status = "okay";
  67. };
  68. &p2wi {
  69. status = "okay";
  70. axp22x: pmic@68 {
  71. compatible = "x-powers,axp221";
  72. reg = <0x68>;
  73. interrupt-parent = <&r_intc>;
  74. interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
  75. drivevbus-supply = <&reg_vcc5v0>;
  76. x-powers,drive-vbus-en;
  77. };
  78. };
  79. #include "axp22x.dtsi"
  80. &reg_aldo3 {
  81. regulator-always-on;
  82. regulator-min-microvolt = <2700000>;
  83. regulator-max-microvolt = <3300000>;
  84. regulator-name = "avcc";
  85. };
  86. &reg_dc1sw {
  87. regulator-name = "vcc-lcd";
  88. };
  89. &reg_dc5ldo {
  90. regulator-always-on;
  91. regulator-min-microvolt = <700000>;
  92. regulator-max-microvolt = <1320000>;
  93. regulator-name = "vdd-cpus"; /* This is an educated guess */
  94. };
  95. &reg_dcdc1 {
  96. regulator-always-on;
  97. regulator-min-microvolt = <3000000>;
  98. regulator-max-microvolt = <3000000>;
  99. regulator-name = "vcc-3v0";
  100. };
  101. &reg_dcdc2 {
  102. regulator-min-microvolt = <700000>;
  103. regulator-max-microvolt = <1320000>;
  104. regulator-name = "vdd-gpu";
  105. };
  106. &reg_dcdc3 {
  107. regulator-always-on;
  108. regulator-min-microvolt = <700000>;
  109. regulator-max-microvolt = <1320000>;
  110. regulator-name = "vdd-cpu";
  111. };
  112. &reg_dcdc4 {
  113. regulator-always-on;
  114. regulator-min-microvolt = <700000>;
  115. regulator-max-microvolt = <1320000>;
  116. regulator-name = "vdd-sys-dll";
  117. };
  118. &reg_dcdc5 {
  119. regulator-always-on;
  120. regulator-min-microvolt = <1500000>;
  121. regulator-max-microvolt = <1500000>;
  122. regulator-name = "vcc-dram";
  123. };
  124. &reg_dldo1 {
  125. regulator-min-microvolt = <3300000>;
  126. regulator-max-microvolt = <3300000>;
  127. regulator-name = "vcc-wifi";
  128. };
  129. &reg_drivevbus {
  130. regulator-name = "usb0-vbus";
  131. status = "okay";
  132. };
  133. &simplefb_lcd {
  134. vcc-lcd-supply = <&reg_dc1sw>;
  135. };
  136. &usb_otg {
  137. dr_mode = "otg";
  138. status = "okay";
  139. };
  140. &usb_power_supply {
  141. status = "okay";
  142. };
  143. &usbphy {
  144. usb0_id_det-gpios = <&pio 0 15 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PA15 */
  145. usb0_vbus_power-supply = <&usb_power_supply>;
  146. usb0_vbus-supply = <&reg_drivevbus>;
  147. usb1_vbus-supply = <&reg_dldo1>;
  148. status = "okay";
  149. };