Adds config for ALF X2 60% keyboard (#2765)

* Adds initial keyboard config and layouts for ALF X2 60%

* Cleans up empty if/else blocks

* Renames KEYMAP to LAYOUT across the alf_x2 config files.

* Replaces include in alf_x2 keymaps with QMK_KEYBOARD_H macro

keyboards/alf_x2/alf_x2.c

@@ -0,0 +1 @@
+#include "alf_x2.h"

keyboards/alf_x2/alf_x2.h

@@ -0,0 +1,22 @@
+#ifndef ALF_X2_H
+#define ALF_X2_H
+
+#include "quantum.h"
+
+// K404 and K408 are the microswitches at the top of the PCB
+
+#define LAYOUT( \
+	K000, K001, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013, K014, \
+	K100,       K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K114, \
+	K200,       K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213,       \
+	K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, K312, K313, K314, \
+	K400, K401,       K403, K404,       K406,       K408,       K410, K411, K412, K413, K414  \
+) { \
+	{ K000,  K001,  K002,  K003,  K004,  K005,  K006,  K007,  K008,  K009,  K010,  K011,  K012,  K013,  K014 }, \
+	{ K100,  KC_NO, K102,  K103,  K104,  K105,  K106,  K107,  K108,  K109,  K110,  K111,  K112,  K113,  K114 }, \
+	{ K200,  KC_NO, K202,  K203,  K204,  K205,  K206,  K207,  K208,  K209,  K210,  K211,  K212,  K213,  KC_NO }, \
+	{ K300,  K301,  K302,  K303,  K304,  K305,  K306,  K307,  K308,  K309,  K310,  K311,  K312,  K313,  K314 }, \
+	{ K400,  K401,  KC_NO, K403,  K404,  KC_NO, K406,  KC_NO, K408,  KC_NO, K410,  K411,  K412,  K413,  K414 }  \
+}
+
+#endif

keyboards/alf_x2/config.h

@@ -0,0 +1,58 @@
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x6060
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    ALF
+#define PRODUCT         X2
+#define DESCRIPTION     ALF X2 60
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 15
+
+/* key matrix pins */
+#define MATRIX_ROW_PINS { D0, D1, D2, D3, D5 }
+#define MATRIX_COL_PINS { F0, F1, E6, C7, C6, B7, D4, B1, B0, B5, B4, D7, D6, B3, F4 }
+#define UNUSED_PINS
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* number of backlight levels */
+#define BACKLIGHT_PIN B6
+#ifdef BACKLIGHT_PIN
+#define BACKLIGHT_LEVELS 3
+#endif
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCING_DELAY 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* key combination for command */
+#define IS_COMMAND() ( \
+    keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
+)
+
+/* prevent stuck modifiers */
+#define PREVENT_STUCK_MODIFIERS
+
+#define RGB_DI_PIN E2
+#ifdef RGB_DI_PIN
+#define RGBLIGHT_ANIMATIONS
+#define RGBLED_NUM 4
+#define RGBLIGHT_HUE_STEP 8
+#define RGBLIGHT_SAT_STEP 8
+#define RGBLIGHT_VAL_STEP 8
+#endif
+
+#endif

keyboards/alf_x2/keymaps/default/keymap.c

@@ -0,0 +1,40 @@
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  LAYOUT(
+    KC_ESC, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_NO, KC_BSPC, 
+    KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS,
+    KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_ENT, 
+    KC_LSFT, KC_NO, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_NO, KC_RSFT, KC_NO, 
+    KC_LCTL, KC_LGUI, KC_LALT, KC_VOLU, KC_SPC, KC_VOLD, KC_RALT, MO(1), KC_NO, KC_APP, KC_RCTL),
+
+  LAYOUT(
+    KC_GRV, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_TRNS, KC_DEL, 
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_PSCR, KC_SLCK, KC_PAUS, KC_UP, KC_TRNS, RESET, 
+    KC_TRNS, KC_VOLD, KC_VOLU, KC_MUTE, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_HOME, KC_PGUP, KC_LEFT, KC_RGHT, KC_TRNS, 
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_END, KC_PGDN, KC_DOWN, KC_DOWN, KC_TRNS, KC_TRNS, 
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_MNXT, KC_TRNS, KC_MPRV, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+};
+
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {
+  return MACRO_NONE;
+}
+
+void matrix_init_user(void) {
+}
+
+void matrix_scan_user(void) {
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  return true;
+}
+
+void led_set_user(uint8_t usb_led) {
+  if (usb_led & (1 << USB_LED_CAPS_LOCK)) {
+    DDRB |= (1 << 2); PORTB &= ~(1 << 2);
+  } else {
+    DDRB &= ~(1 << 2); PORTB &= ~(1 << 2);
+  }
+}

keyboards/alf_x2/keymaps/hhkb_60/keymap.c

@@ -0,0 +1,40 @@
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  LAYOUT(
+    KC_ESC, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSLS, KC_GRV, 
+    KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSPC, 
+    KC_LCTL, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_ENT, 
+    KC_LSFT, KC_NO, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_NO, KC_RSFT, MO(1), 
+    KC_LCTL, KC_LGUI, KC_LALT, KC_VOLU, KC_SPC, KC_VOLD, KC_RALT, KC_RGUI, KC_NO, KC_APP, KC_RCTL),
+
+  LAYOUT(
+    KC_NO, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_INS, KC_DEL, 
+    KC_CAPS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_PSCR, KC_SLCK, KC_PAUS, KC_UP, KC_TRNS, RESET, 
+    KC_TRNS, KC_VOLD, KC_VOLU, KC_MUTE, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_HOME, KC_PGUP, KC_LEFT, KC_RGHT, KC_TRNS, 
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_END, KC_PGDN, KC_DOWN, KC_DOWN, KC_TRNS, KC_TRNS, 
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_MNXT, KC_TRNS, KC_MPRV, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+};
+
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {
+  return MACRO_NONE;
+}
+
+void matrix_init_user(void) {
+}
+
+void matrix_scan_user(void) {
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  return true;
+}
+
+void led_set_user(uint8_t usb_led) {
+  if (usb_led & (1 << USB_LED_CAPS_LOCK)) {
+    DDRB |= (1 << 2); PORTB &= ~(1 << 2);
+  } else {
+    DDRB &= ~(1 << 2); PORTB &= ~(1 << 2);
+  }
+}

keyboards/alf_x2/readme.md

@@ -0,0 +1,15 @@
+# ALF X2
+
+![alf_x2](https://cdn.shopify.com/s/files/1/1674/0405/products/1_088c2862-1f68-4fdd-a346-965208c3a3de_1024x1024.png?v=1511296076)
+
+A customizable 60% keyboard.
+
+Keyboard Maintainer: QMK Community  
+Hardware Supported: ALF X2 60%  
+Hardware Availability: [zfrontier](https://en.zfrontier.com/products/group-buy-alf-x2-60)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make alf_x2:default
+
+See [build environment setup](https://docs.qmk.fm/build_environment_setup.html) then the [make instructions](https://docs.qmk.fm/make_instructions.html) for more information.

keyboards/alf_x2/rules.mk

@@ -0,0 +1,56 @@
+# MCU name
+MCU = atmega32u4
+
+# 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*
+OPT_DEFS += -DBOOTLOADER_SIZE=4096
+
+
+# Build Options
+#   comment out to disable the options.
+#
+BOOTMAGIC_ENABLE = yes	# Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes	# Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes	# Audio control and System control(+450)
+CONSOLE_ENABLE = no	# Console for debug(+400)
+COMMAND_ENABLE = no    # Commands for debug and configuration
+SLEEP_LED_ENABLE = no  # Breathing sleep LED during USB suspend
+NKRO_ENABLE = yes		# USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = yes  # Enable keyboard backlight functionality
+AUDIO_ENABLE = no
+RGBLIGHT_ENABLE = yes