at91sam9n12ek.dts 2.0 KB

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  1. /*
  2. * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
  3. *
  4. * Copyright (C) 2012 Atmel,
  5. * 2012 Hong Xu <hong.xu@atmel.com>
  6. *
  7. * Licensed under GPLv2 or later.
  8. */
  9. /dts-v1/;
  10. /include/ "at91sam9n12.dtsi"
  11. / {
  12. model = "Atmel AT91SAM9N12-EK";
  13. compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
  14. chosen {
  15. bootargs = "mem=128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";
  16. };
  17. memory {
  18. reg = <0x20000000 0x10000000>;
  19. };
  20. clocks {
  21. #address-cells = <1>;
  22. #size-cells = <1>;
  23. ranges;
  24. main_clock: clock@0 {
  25. compatible = "atmel,osc", "fixed-clock";
  26. clock-frequency = <16000000>;
  27. };
  28. };
  29. ahb {
  30. apb {
  31. dbgu: serial@fffff200 {
  32. status = "okay";
  33. };
  34. i2c0: i2c@f8010000 {
  35. status = "okay";
  36. };
  37. i2c1: i2c@f8014000 {
  38. status = "okay";
  39. };
  40. mmc0: mmc@f0008000 {
  41. pinctrl-0 = <
  42. &pinctrl_board_mmc0
  43. &pinctrl_mmc0_slot0_clk_cmd_dat0
  44. &pinctrl_mmc0_slot0_dat1_3>;
  45. status = "okay";
  46. slot@0 {
  47. reg = <0>;
  48. bus-width = <4>;
  49. cd-gpios = <&pioA 7 0>;
  50. };
  51. };
  52. pinctrl@fffff400 {
  53. mmc0 {
  54. pinctrl_board_mmc0: mmc0-board {
  55. atmel,pins =
  56. <0 7 0x0 0x5>; /* PA7 gpio CD pin pull up and deglitch */
  57. };
  58. };
  59. };
  60. };
  61. nand0: nand@40000000 {
  62. nand-bus-width = <8>;
  63. nand-ecc-mode = "hw";
  64. atmel,has-pmecc;
  65. atmel,pmecc-cap = <2>;
  66. atmel,pmecc-sector-size = <512>;
  67. nand-on-flash-bbt;
  68. status = "okay";
  69. };
  70. };
  71. leds {
  72. compatible = "gpio-leds";
  73. d8 {
  74. label = "d8";
  75. gpios = <&pioB 4 1>;
  76. linux,default-trigger = "mmc0";
  77. };
  78. d9 {
  79. label = "d6";
  80. gpios = <&pioB 5 1>;
  81. linux,default-trigger = "nand-disk";
  82. };
  83. d10 {
  84. label = "d7";
  85. gpios = <&pioB 6 0>;
  86. linux,default-trigger = "heartbeat";
  87. };
  88. };
  89. gpio_keys {
  90. compatible = "gpio-keys";
  91. #address-cells = <1>;
  92. #size-cells = <0>;
  93. enter {
  94. label = "Enter";
  95. gpios = <&pioB 4 1>;
  96. linux,code = <28>;
  97. gpio-key,wakeup;
  98. };
  99. };
  100. };