am335x-sbc-t335.dts 6.1 KB

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  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /*
  3. * am335x-sbc-t335.dts - Device Tree file for Compulab SBC-T335
  4. *
  5. * Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/
  6. */
  7. #include "am335x-cm-t335.dts"
  8. / {
  9. model = "CompuLab CM-T335 on SB-T335";
  10. compatible = "compulab,sbc-t335", "compulab,cm-t335", "ti,am33xx";
  11. /* DRM display driver */
  12. panel {
  13. compatible = "ti,tilcdc,panel";
  14. status = "okay";
  15. pinctrl-names = "default", "sleep";
  16. pinctrl-0 = <&lcd_pins_default>;
  17. pinctrl-1 = <&lcd_pins_sleep>;
  18. panel-info {
  19. ac-bias = <255>;
  20. ac-bias-intrpt = <0>;
  21. dma-burst-sz = <16>;
  22. bpp = <32>;
  23. fdd = <0x80>;
  24. sync-edge = <0>;
  25. sync-ctrl = <1>;
  26. raster-order = <0>;
  27. fifo-th = <0>;
  28. };
  29. display-timings {
  30. /* Timing selection performed by U-Boot */
  31. timing0: lcd {/* 800x480p62 */
  32. clock-frequency = <30000000>;
  33. hactive = <800>;
  34. vactive = <480>;
  35. hfront-porch = <39>;
  36. hback-porch = <39>;
  37. hsync-len = <47>;
  38. vback-porch = <29>;
  39. vfront-porch = <13>;
  40. vsync-len = <2>;
  41. hsync-active = <1>;
  42. vsync-active = <1>;
  43. };
  44. timing1: dvi { /* 1024x768p60 */
  45. clock-frequency = <65000000>;
  46. hactive = <1024>;
  47. hfront-porch = <24>;
  48. hback-porch = <160>;
  49. hsync-len = <136>;
  50. vactive = <768>;
  51. vfront-porch = <3>;
  52. vback-porch = <29>;
  53. vsync-len = <6>;
  54. hsync-active = <0>;
  55. vsync-active = <0>;
  56. };
  57. };
  58. };
  59. };
  60. &am33xx_pinmux {
  61. /* Display */
  62. lcd_pins_default: lcd_pins_default {
  63. pinctrl-single,pins = <
  64. /* gpmc_ad8.lcd_data23 */
  65. AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1)
  66. /* gpmc_ad9.lcd_data22 */
  67. AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1)
  68. /* gpmc_ad10.lcd_data21 */
  69. AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1)
  70. /* gpmc_ad11.lcd_data20 */
  71. AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1)
  72. /* gpmc_ad12.lcd_data19 */
  73. AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1)
  74. /* gpmc_ad13.lcd_data18 */
  75. AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1)
  76. /* gpmc_ad14.lcd_data17 */
  77. AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1)
  78. /* gpmc_ad15.lcd_data16 */
  79. AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1)
  80. AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
  81. AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
  82. AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
  83. AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
  84. AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
  85. AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
  86. AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
  87. AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
  88. AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
  89. AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
  90. AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
  91. AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
  92. AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
  93. AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
  94. AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
  95. AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
  96. AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0)
  97. AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0)
  98. AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0)
  99. AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0)
  100. >;
  101. };
  102. lcd_pins_sleep: lcd_pins_sleep {
  103. pinctrl-single,pins = <
  104. /* gpmc_ad8.lcd_data23 */
  105. AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_INPUT_PULLDOWN, MUX_MODE7)
  106. /* gpmc_ad9.lcd_data22 */
  107. AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLDOWN, MUX_MODE7)
  108. /* gpmc_ad10.lcd_data21 */
  109. AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLDOWN, MUX_MODE7)
  110. /* gpmc_ad11.lcd_data20 */
  111. AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLDOWN, MUX_MODE7)
  112. /* gpmc_ad12.lcd_data19 */
  113. AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLDOWN, MUX_MODE7)
  114. /* gpmc_ad13.lcd_data18 */
  115. AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLDOWN, MUX_MODE7)
  116. /* gpmc_ad14.lcd_data17 */
  117. AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7)
  118. /* gpmc_ad15.lcd_data16 */
  119. AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLDOWN, MUX_MODE7)
  120. AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PULL_DISABLE, MUX_MODE7)
  121. AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PULL_DISABLE, MUX_MODE7)
  122. AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PULL_DISABLE, MUX_MODE7)
  123. AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PULL_DISABLE, MUX_MODE7)
  124. AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PULL_DISABLE, MUX_MODE7)
  125. AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PULL_DISABLE, MUX_MODE7)
  126. AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PULL_DISABLE, MUX_MODE7)
  127. AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PULL_DISABLE, MUX_MODE7)
  128. AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PULL_DISABLE, MUX_MODE7)
  129. AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PULL_DISABLE, MUX_MODE7)
  130. AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PULL_DISABLE, MUX_MODE7)
  131. AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PULL_DISABLE, MUX_MODE7)
  132. AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PULL_DISABLE, MUX_MODE7)
  133. AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PULL_DISABLE, MUX_MODE7)
  134. AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PULL_DISABLE, MUX_MODE7)
  135. AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PULL_DISABLE, MUX_MODE7)
  136. AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7)
  137. AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7)
  138. AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7)
  139. AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_INPUT_PULLDOWN, MUX_MODE7)
  140. >;
  141. };
  142. };
  143. &i2c0 {
  144. /* GPIO extender */
  145. gpio_ext: pca9555@26 {
  146. compatible = "nxp,pca9555";
  147. pinctrl-names = "default";
  148. gpio-controller;
  149. #gpio-cells = <2>;
  150. reg = <0x26>;
  151. dvi-ena-hog {
  152. gpio-hog;
  153. gpios = <13 GPIO_ACTIVE_HIGH>;
  154. output-high;
  155. line-name = "dvi-enable";
  156. };
  157. lcd-ena-hog {
  158. gpio-hog;
  159. gpios = <11 GPIO_ACTIVE_HIGH>;
  160. output-high;
  161. line-name = "lcd-enable";
  162. };
  163. };
  164. };
  165. /* Display */
  166. &lcdc {
  167. status = "okay";
  168. };