pinmux.c 5.4 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright (C) 2020 Sean Anderson <seanga2@gmail.com>
  4. */
  5. #include <common.h>
  6. #include <dm.h>
  7. #include <dm/pinctrl.h>
  8. #include <dm/test.h>
  9. #include <test/ut.h>
  10. static char buf[64];
  11. #define test_muxing(selector, expected) do { \
  12. ut_assertok(pinctrl_get_pin_muxing(dev, selector, buf, sizeof(buf))); \
  13. ut_asserteq_str(expected, (char *)&buf); \
  14. } while (0)
  15. #define test_name(selector, expected) do { \
  16. ut_assertok(pinctrl_get_pin_name(dev, selector, buf, sizeof(buf))); \
  17. ut_asserteq_str(expected, (char *)&buf); \
  18. } while (0)
  19. static int dm_test_pinmux(struct unit_test_state *uts)
  20. {
  21. struct udevice *dev;
  22. ut_assertok(uclass_get_device_by_name(UCLASS_PINCTRL, "pinctrl", &dev));
  23. test_muxing(0, "UART TX.");
  24. test_muxing(1, "UART RX.");
  25. test_muxing(2, "I2S SCK.");
  26. test_muxing(3, "I2S SD.");
  27. test_muxing(4, "I2S WS.");
  28. test_muxing(5, "GPIO0 bias-pull-up input-disable.");
  29. test_muxing(6, "GPIO1 drive-open-drain.");
  30. test_muxing(7, "GPIO2 bias-pull-down input-enable.");
  31. test_muxing(8, "GPIO3 bias-disable.");
  32. ut_assertok(pinctrl_select_state(dev, "alternate"));
  33. test_muxing(0, "I2C SCL drive-open-drain.");
  34. test_muxing(1, "I2C SDA drive-open-drain.");
  35. test_muxing(2, "SPI SCLK.");
  36. test_muxing(3, "SPI MOSI.");
  37. test_muxing(4, "SPI MISO.");
  38. test_muxing(5, "SPI CS0.");
  39. test_muxing(6, "SPI CS1.");
  40. test_muxing(7, "GPIO2 bias-pull-down input-enable.");
  41. test_muxing(8, "GPIO3 bias-disable.");
  42. ut_assertok(pinctrl_select_state(dev, "0"));
  43. test_muxing(0, "I2C SCL drive-open-drain.");
  44. test_muxing(1, "I2C SDA drive-open-drain.");
  45. test_muxing(2, "I2S SCK.");
  46. test_muxing(3, "I2S SD.");
  47. test_muxing(4, "I2S WS.");
  48. test_muxing(5, "GPIO0 bias-pull-up input-disable.");
  49. test_muxing(6, "GPIO1 drive-open-drain.");
  50. test_muxing(7, "GPIO2 bias-pull-down input-enable.");
  51. test_muxing(8, "GPIO3 bias-disable.");
  52. return 0;
  53. }
  54. DM_TEST(dm_test_pinmux, UT_TESTF_SCAN_FDT);
  55. static int dm_test_pinctrl_single(struct unit_test_state *uts)
  56. {
  57. struct udevice *dev;
  58. int ret;
  59. ret = uclass_get_device_by_name(UCLASS_PINCTRL,
  60. "pinctrl-single-no-width", &dev);
  61. ut_asserteq(-EINVAL, ret);
  62. ut_assertok(uclass_get_device_by_name(UCLASS_PWM, "pwm", &dev));
  63. ut_assertok(uclass_get_device_by_name(UCLASS_SERIAL, "serial", &dev));
  64. ut_assertok(uclass_get_device_by_name(UCLASS_SPI, "spi@0", &dev));
  65. ut_assertok(uclass_get_device_by_name(UCLASS_PINCTRL,
  66. "pinctrl-single-pins", &dev));
  67. ut_asserteq(142, pinctrl_get_pins_count(dev));
  68. test_name(0, "PIN0");
  69. test_name(141, "PIN141");
  70. test_name(142, "Error");
  71. test_muxing(0, "0x00000000 0x00000000 UNCLAIMED");
  72. test_muxing(18, "0x00000048 0x00000006 pinmux_pwm_pins");
  73. test_muxing(28, "0x00000070 0x00000030 pinmux_uart0_pins");
  74. test_muxing(29, "0x00000074 0x00000000 pinmux_uart0_pins");
  75. test_muxing(100, "0x00000190 0x0000000c pinmux_spi0_pins");
  76. test_muxing(101, "0x00000194 0x0000000c pinmux_spi0_pins");
  77. test_muxing(102, "0x00000198 0x00000023 pinmux_spi0_pins");
  78. test_muxing(103, "0x0000019c 0x0000000c pinmux_spi0_pins");
  79. ret = pinctrl_get_pin_muxing(dev, 142, buf, sizeof(buf));
  80. ut_asserteq(-EINVAL, ret);
  81. ut_assertok(uclass_get_device_by_name(UCLASS_I2C, "i2c@0", &dev));
  82. ut_assertok(uclass_get_device_by_name(UCLASS_VIDEO, "lcd", &dev));
  83. ut_assertok(uclass_get_device_by_name(UCLASS_PINCTRL,
  84. "pinctrl-single-bits", &dev));
  85. ut_asserteq(160, pinctrl_get_pins_count(dev));
  86. test_name(0, "PIN0");
  87. test_name(159, "PIN159");
  88. test_name(160, "Error");
  89. test_muxing(0, "0x00000000 0x00000000 UNCLAIMED");
  90. test_muxing(34, "0x00000010 0x00000200 pinmux_i2c0_pins");
  91. test_muxing(35, "0x00000010 0x00002000 pinmux_i2c0_pins");
  92. test_muxing(130, "0x00000040 0x00000200 pinmux_lcd_pins");
  93. test_muxing(131, "0x00000040 0x00002000 pinmux_lcd_pins");
  94. test_muxing(132, "0x00000040 0x00020000 pinmux_lcd_pins");
  95. test_muxing(133, "0x00000040 0x00200000 pinmux_lcd_pins");
  96. test_muxing(134, "0x00000040 0x02000000 pinmux_lcd_pins");
  97. test_muxing(135, "0x00000040 0x20000000 pinmux_lcd_pins");
  98. test_muxing(136, "0x00000044 0x00000002 pinmux_lcd_pins");
  99. test_muxing(137, "0x00000044 0x00000020 pinmux_lcd_pins");
  100. test_muxing(138, "0x00000044 0x00000200 pinmux_lcd_pins");
  101. test_muxing(139, "0x00000044 0x00002000 pinmux_lcd_pins");
  102. test_muxing(140, "0x00000044 0x00020000 pinmux_lcd_pins");
  103. test_muxing(141, "0x00000044 0x00200000 pinmux_lcd_pins");
  104. test_muxing(142, "0x00000044 0x02000000 pinmux_lcd_pins");
  105. test_muxing(143, "0x00000044 0x20000000 pinmux_lcd_pins");
  106. test_muxing(144, "0x00000048 0x00000002 pinmux_lcd_pins");
  107. test_muxing(145, "0x00000048 0x00000020 pinmux_lcd_pins");
  108. test_muxing(146, "0x00000048 0x00000000 UNCLAIMED");
  109. test_muxing(147, "0x00000048 0x00000000 UNCLAIMED");
  110. test_muxing(148, "0x00000048 0x00000000 UNCLAIMED");
  111. test_muxing(149, "0x00000048 0x00000000 UNCLAIMED");
  112. test_muxing(150, "0x00000048 0x02000000 pinmux_lcd_pins");
  113. test_muxing(151, "0x00000048 0x00000000 UNCLAIMED");
  114. test_muxing(152, "0x0000004c 0x00000002 pinmux_lcd_pins");
  115. test_muxing(153, "0x0000004c 0x00000020 pinmux_lcd_pins");
  116. test_muxing(154, "0x0000004c 0x00000000 UNCLAIMED");
  117. test_muxing(155, "0x0000004c 0x00000000 UNCLAIMED");
  118. test_muxing(156, "0x0000004c 0x00000000 UNCLAIMED");
  119. test_muxing(157, "0x0000004c 0x00000000 UNCLAIMED");
  120. test_muxing(158, "0x0000004c 0x02000000 pinmux_lcd_pins");
  121. test_muxing(159, "0x0000004c 0x00000000 UNCLAIMED");
  122. ret = pinctrl_get_pin_muxing(dev, 160, buf, sizeof(buf));
  123. ut_asserteq(-EINVAL, ret);
  124. return 0;
  125. }
  126. DM_TEST(dm_test_pinctrl_single, UT_TESTF_SCAN_FDT);