exynos5250-smdk5250.dts 3.1 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. aliases {
  17. mshc0 = &dwmmc_0;
  18. mshc1 = &dwmmc_1;
  19. mshc2 = &dwmmc_2;
  20. mshc3 = &dwmmc_3;
  21. };
  22. memory {
  23. reg = <0x40000000 0x80000000>;
  24. };
  25. chosen {
  26. bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
  27. };
  28. i2c@12C60000 {
  29. samsung,i2c-sda-delay = <100>;
  30. samsung,i2c-max-bus-freq = <20000>;
  31. gpios = <&gpb3 0 2 3 0>,
  32. <&gpb3 1 2 3 0>;
  33. eeprom@50 {
  34. compatible = "samsung,s524ad0xd1";
  35. reg = <0x50>;
  36. };
  37. };
  38. i2c@12C70000 {
  39. samsung,i2c-sda-delay = <100>;
  40. samsung,i2c-max-bus-freq = <20000>;
  41. gpios = <&gpb3 2 2 3 0>,
  42. <&gpb3 3 2 3 0>;
  43. eeprom@51 {
  44. compatible = "samsung,s524ad0xd1";
  45. reg = <0x51>;
  46. };
  47. };
  48. i2c@12C80000 {
  49. status = "disabled";
  50. };
  51. i2c@12C90000 {
  52. status = "disabled";
  53. };
  54. i2c@12CA0000 {
  55. status = "disabled";
  56. };
  57. i2c@12CB0000 {
  58. status = "disabled";
  59. };
  60. i2c@12CC0000 {
  61. status = "disabled";
  62. };
  63. i2c@12CD0000 {
  64. status = "disabled";
  65. };
  66. dwmmc_0: dwmmc0@12200000 {
  67. num-slots = <1>;
  68. supports-highspeed;
  69. broken-cd;
  70. fifo-depth = <0x80>;
  71. card-detect-delay = <200>;
  72. samsung,dw-mshc-ciu-div = <3>;
  73. samsung,dw-mshc-sdr-timing = <2 3 3>;
  74. samsung,dw-mshc-ddr-timing = <1 2 3>;
  75. slot@0 {
  76. reg = <0>;
  77. bus-width = <8>;
  78. gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
  79. <&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
  80. <&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
  81. <&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
  82. <&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
  83. };
  84. };
  85. dwmmc_1: dwmmc1@12210000 {
  86. status = "disabled";
  87. };
  88. dwmmc_2: dwmmc2@12220000 {
  89. num-slots = <1>;
  90. supports-highspeed;
  91. fifo-depth = <0x80>;
  92. card-detect-delay = <200>;
  93. samsung,dw-mshc-ciu-div = <3>;
  94. samsung,dw-mshc-sdr-timing = <2 3 3>;
  95. samsung,dw-mshc-ddr-timing = <1 2 3>;
  96. slot@0 {
  97. reg = <0>;
  98. bus-width = <4>;
  99. samsung,cd-pinmux-gpio = <&gpc3 2 2 3 3>;
  100. gpios = <&gpc3 0 2 0 3>, <&gpc3 1 2 0 3>,
  101. <&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
  102. <&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>,
  103. <&gpc4 3 3 3 3>, <&gpc4 3 3 3 3>,
  104. <&gpc4 5 3 3 3>, <&gpc4 6 3 3 3>;
  105. };
  106. };
  107. dwmmc_3: dwmmc3@12230000 {
  108. status = "disabled";
  109. };
  110. spi_0: spi@12d20000 {
  111. status = "disabled";
  112. };
  113. spi_1: spi@12d30000 {
  114. gpios = <&gpa2 4 2 3 0>,
  115. <&gpa2 6 2 3 0>,
  116. <&gpa2 7 2 3 0>;
  117. w25q80bw@0 {
  118. #address-cells = <1>;
  119. #size-cells = <1>;
  120. compatible = "w25x80";
  121. reg = <0>;
  122. spi-max-frequency = <1000000>;
  123. controller-data {
  124. cs-gpio = <&gpa2 5 1 0 3>;
  125. samsung,spi-feedback-delay = <0>;
  126. };
  127. partition@0 {
  128. label = "U-Boot";
  129. reg = <0x0 0x40000>;
  130. read-only;
  131. };
  132. partition@40000 {
  133. label = "Kernel";
  134. reg = <0x40000 0xc0000>;
  135. };
  136. };
  137. };
  138. spi_2: spi@12d40000 {
  139. status = "disabled";
  140. };
  141. };