root/drivers/input/keyboard/

[..]
  1. adc-keys.c
  2. adp5520-keys.c
  3. adp5588-keys.c
  4. adp5589-keys.c
  5. amikbd.c
  6. applespi.c
  7. applespi.h
  8. applespi_trace.h
  9. atakbd.c
  10. atkbd.c
  11. bcm-keypad.c
  12. cap11xx.c
  13. clps711x-keypad.c
  14. cros_ec_keyb.c
  15. davinci_keyscan.c
  16. dlink-dir685-touchkeys.c
  17. ep93xx_keypad.c
  18. goldfish_events.c
  19. gpio_keys.c
  20. gpio_keys_polled.c
  21. hil_kbd.c
  22. hilkbd.c
  23. hpps2atkbd.h
  24. imx_keypad.c
  25. ipaq-micro-keys.c
  26. jornada680_kbd.c
  27. jornada720_kbd.c
  28. lkkbd.c
  29. lm8323.c
  30. lm8333.c
  31. locomokbd.c
  32. lpc32xx-keys.c
  33. maple_keyb.c
  34. matrix_keypad.c
  35. max7359_keypad.c
  36. mcs_touchkey.c
  37. mpr121_touchkey.c
  38. mtk-pmic-keys.c
  39. newtonkbd.c
  40. nomadik-ske-keypad.c
  41. nspire-keypad.c
  42. omap-keypad.c
  43. omap4-keypad.c
  44. opencores-kbd.c
  45. pmic8xxx-keypad.c
  46. pxa27x_keypad.c
  47. pxa930_rotary.c
  48. qt1050.c
  49. qt1070.c
  50. qt2160.c
  51. samsung-keypad.c
  52. sh_keysc.c
  53. snvs_pwrkey.c
  54. spear-keyboard.c
  55. st-keyscan.c
  56. stmpe-keypad.c
  57. stowaway.c
  58. sun4i-lradc-keys.c
  59. sunkbd.c
  60. tc3589x-keypad.c
  61. tca6416-keypad.c
  62. tca8418_keypad.c
  63. tegra-kbc.c
  64. tm2-touchkey.c
  65. twl4030_keypad.c
  66. xtkbd.c
[..]