Keyboard: Add IBM 122-key Terminal keyboard and my Ergodox EZ keymap (Programmer's Dvorak + Gaming/QWERTY layer) (#3850)

* added my lukaus keymap (programmers dvorak with QWERTY, function, and mouse/keypad layers)

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* added my lukaus keymap (programmers dvorak with QWERTY, function, and mouse/keypad layers)

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* Add keyboard information and separated my custom layout from the default

* Add readme to Lukaus' Ergodox EZ keymap

* added my lukaus keymap (programmers dvorak with QWERTY, function, and mouse/keypad layers)

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* added my lukaus keymap (programmers dvorak with QWERTY, function, and mouse/keypad layers)

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* Add keyboard information and separated my custom layout from the default

* Add readme to Lukaus' Ergodox EZ keymap

* added my lukaus keymap (programmers dvorak with QWERTY, function, and mouse/keypad layers)

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* Fix merge conflict again?

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* Add keyboard information and separated my custom layout from the default

* Add readme to Lukaus' Ergodox EZ keymap

* added my lukaus keymap (programmers dvorak with QWERTY, function, and mouse/keypad layers)

* added my lukaus keymap (programmers dvorak with QWERTY, function, and mouse/keypad layers)

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* updated ergodox_ez keymap and initial commit for IBM Model M 122 key

* Add keyboard information and separated my custom layout from the default

* update keymap

* Update rules.mk to remove redundant commented line

* Fix missing key on default layout for IBM Model M 122 key

* Fix issues identified by drashna and noroadsleft

* Update readme for IBM 122 key

1 files changed, 67 insertions, 0 deletions

diff --git a/keyboards/handwired/ibm122m/rules.mk b/keyboards/handwired/ibm122m/rules.mk
new file mode 100644
index 0000000000..ba4be67667
--- /dev/null
+++ b/keyboards/handwired/ibm122m/rules.mk
@@ -0,0 +1,67 @@
+# MCU name
+MCU = at90usb1286
+BOOTLOADER = halfKay
+
+# Processor frequency.
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
+#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+#     automatically to create a 32-bit value in your source code.
+#
+#     This will be an integer division of F_USB below, as it is sourced by
+#     F_USB after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
+F_CPU = 16000000
+
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+#     This will define a symbol, F_USB, in all source code files equal to the
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
+#     differ from F_CPU if prescaling is used on the latter, and is required as the
+#     raw input clock is fed directly to the PLL sections of the AVR for high speed
+#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+#     at the end, this will be done automatically to create a 32-bit value in your
+#     source code.
+#
+#     If no clock division is performed on the input clock inside the AVR (via the
+#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+
+# Boot Section Size in *bytes*
+#   Teensy halfKay   512
+#   Teensy++ halfKay 1024
+#   Atmel DFU loader 4096
+#   LUFA bootloader  4096
+#   USBaspLoader     2048
+
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no      # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes       # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
+CONSOLE_ENABLE = yes        # Console for debug(+400)
+COMMAND_ENABLE = yes        # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = yes            # USB Nkey Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality on B7 by default
+MIDI_ENABLE = no            # MIDI support (+2400 to 4200, depending on config)
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+AUDIO_ENABLE = yes           # Audio output on port C6
+FAUXCLICKY_ENABLE = no      # Use buzzer to emulate clicky switches