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phreedom2600net
/
linux-libre
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شاخه: audiocape
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linux-libre
/
arch
/
arm
/
boot
/
dts
/
ep7211-edb7211.dts

ep7211-edb7211.dts 2.0 KB
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  1. /*
    2. 

  2.  * The code contained herein is licensed under the GNU General Public
    3. 

  3.  * License. You may obtain a copy of the GNU General Public License
    4. 

  4.  * Version 2 or later at the following locations:
    5. 

  5.  */
    6. 

  6. 

  7. #include "ep7211.dtsi"
    8. 

  8. #include <dt-bindings/gpio/gpio.h>
    9. 

  9. 

  10. / {
    11. 

  11. 	model = "Cirrus Logic EP7211 Development Board";
    12. 

  12. 	compatible = "cirrus,edb7211", "cirrus,ep7211", "cirrus,ep7209";
    13. 

  13. 

  14. 	memory {
    15. 

  15. 		reg = <0xc0000000 0x02000000>;
    16. 

  16. 	};
    17. 

  17. 

  18. 	backlight: backlight {
    19. 

  19. 		compatible = "pwm-backlight";
    20. 

  20. 		pwms = <&pwm 0>;
    21. 

  21. 		brightness-levels = <
    22. 

  22. 			0x0 0x1 0x2 0x3 0x4 0x5 0x6 0x7
    23. 

  23. 			0x8 0x9 0xa 0xb 0xc 0xd 0xe 0xf
    24. 

  24. 		>;
    25. 

  25. 		default-brightness-level = <0x0>;
    26. 

  26. 		power-supply = <&blen>;
    27. 

  27. 	};
    28. 

  28. 

  29. 	display: display {
    30. 

  30. 		model = "320x240x4";
    31. 

  31. 		native-mode = <&timing0>;
    32. 

  32. 		bits-per-pixel = <4>;
    33. 

  33. 		ac-prescale = <17>;
    34. 

  34. 

  35. 		display-timings {
    36. 

  36. 			timing0: 320x240 {
    37. 

  37. 				hactive = <320>;
    38. 

  38. 				hback-porch = <0>;
    39. 

  39. 				hfront-porch = <0>;
    40. 

  40. 				hsync-len = <0>;
    41. 

  41. 				vactive = <240>;
    42. 

  42. 				vback-porch = <0>;
    43. 

  43. 				vfront-porch = <0>;
    44. 

  44. 				vsync-len = <0>;
    45. 

  45. 				clock-frequency = <6500000>;
    46. 

  46. 			};
    47. 

  47. 		};
    48. 

  48. 	};
    49. 

  49. 

  50. 	i2c: i2c {
    51. 

  51. 		compatible = "i2c-gpio";
    52. 

  52. 		gpios = <&portd 4 GPIO_ACTIVE_HIGH>,
    53. 

  53. 			<&portd 5 GPIO_ACTIVE_HIGH>;
    54. 

  54. 		i2c-gpio,delay-us = <2>;
    55. 

  55. 		i2c-gpio,scl-output-only;
    56. 

  56. 		#address-cells = <1>;
    57. 

  57. 		#size-cells = <0>;
    58. 

  58. 	};
    59. 

  59. 

  60. 	lcddc: lcddc {
    61. 

  61. 		compatible = "regulator-fixed";
    62. 

  62. 		regulator-name = "BACKLIGHT ENABLE";
    63. 

  63. 		regulator-min-microvolt = <3300000>;
    64. 

  64. 		regulator-max-microvolt = <3300000>;
    65. 

  65. 		gpio = <&portd 1 GPIO_ACTIVE_HIGH>;
    66. 

  66. 	};
    67. 

  67. 

  68. 	blen: blen {
    69. 

  69. 		compatible = "regulator-fixed";
    70. 

  70. 		regulator-name = "BACKLIGHT ENABLE";
    71. 

  71. 		regulator-min-microvolt = <3300000>;
    72. 

  72. 		regulator-max-microvolt = <3300000>;
    73. 

  73. 		gpio = <&portd 3 GPIO_ACTIVE_HIGH>;
    74. 

  74. 	};
    75. 

  75. };
    76. 

  76. 

  77. &bus {
    78. 

  78. 	flash: nor@00000000 {
    79. 

  79. 		compatible = "cfi-flash";
    80. 

  80. 		reg = <0 0x00000000 0x02000000>;
    81. 

  81. 		bank-width = <2>;
    82. 

  82. 		#address-cells = <1>;
    83. 

  83. 		#size-cells = <1>;
    84. 

  84. 	};
    85. 

  85. };
    86. 

  86. 

  87. &fb {
    88. 

  88. 	display = <&display>;
    89. 

  89. 	lcd-supply = <&lcddc>;
    90. 

  90. 	status = "okay";
    91. 

  91. };
    92. 

  92. 

  93. &portd {
    94. 

  94. 	lcden {
    95. 

  95. 		gpio-hog;
    96. 

  96. 		gpios = <2 GPIO_ACTIVE_HIGH>;
    97. 

  97. 		output-high;
    98. 

  98. 		line-name = "LCD ENABLE";
    99. 

  99. 	};
    100. 

  100. };
    101. 

  101.