exynos5250-smdk5250.dts 1.9 KB

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  1. /*
  2. * SAMSUNG SMDK5250 board device tree source
  3. *
  4. * Copyright (c) 2012 Samsung Electronics Co., Ltd.
  5. * http://www.samsung.com
  6. *
  7. * This program is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU General Public License version 2 as
  9. * published by the Free Software Foundation.
  10. */
  11. /dts-v1/;
  12. /include/ "exynos5250.dtsi"
  13. / {
  14. model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
  15. compatible = "samsung,smdk5250", "samsung,exynos5250";
  16. memory {
  17. reg = <0x40000000 0x80000000>;
  18. };
  19. chosen {
  20. bootargs = "root=/dev/ram0 rw ramdisk=8192 console=ttySAC1,115200";
  21. };
  22. i2c@12C60000 {
  23. samsung,i2c-sda-delay = <100>;
  24. samsung,i2c-max-bus-freq = <20000>;
  25. gpios = <&gpb3 0 2 3 0>,
  26. <&gpb3 1 2 3 0>;
  27. eeprom@50 {
  28. compatible = "samsung,s524ad0xd1";
  29. reg = <0x50>;
  30. };
  31. };
  32. i2c@12C70000 {
  33. samsung,i2c-sda-delay = <100>;
  34. samsung,i2c-max-bus-freq = <20000>;
  35. gpios = <&gpb3 2 2 3 0>,
  36. <&gpb3 3 2 3 0>;
  37. eeprom@51 {
  38. compatible = "samsung,s524ad0xd1";
  39. reg = <0x51>;
  40. };
  41. };
  42. i2c@12C80000 {
  43. status = "disabled";
  44. };
  45. i2c@12C90000 {
  46. status = "disabled";
  47. };
  48. i2c@12CA0000 {
  49. status = "disabled";
  50. };
  51. i2c@12CB0000 {
  52. status = "disabled";
  53. };
  54. i2c@12CC0000 {
  55. status = "disabled";
  56. };
  57. i2c@12CD0000 {
  58. status = "disabled";
  59. };
  60. spi_0: spi@12d20000 {
  61. status = "disabled";
  62. };
  63. spi_1: spi@12d30000 {
  64. gpios = <&gpa2 4 2 3 0>,
  65. <&gpa2 6 2 3 0>,
  66. <&gpa2 7 2 3 0>;
  67. w25q80bw@0 {
  68. #address-cells = <1>;
  69. #size-cells = <1>;
  70. compatible = "w25x80";
  71. reg = <0>;
  72. spi-max-frequency = <1000000>;
  73. controller-data {
  74. cs-gpio = <&gpa2 5 1 0 3>;
  75. samsung,spi-feedback-delay = <0>;
  76. };
  77. partition@0 {
  78. label = "U-Boot";
  79. reg = <0x0 0x40000>;
  80. read-only;
  81. };
  82. partition@40000 {
  83. label = "Kernel";
  84. reg = <0x40000 0xc0000>;
  85. };
  86. };
  87. };
  88. spi_2: spi@12d40000 {
  89. status = "disabled";
  90. };
  91. };