VIA Support: LFKPad (#11461)

* VIA Support: LFKPad

* Condense two mostly redundant rules.mk files

* Set BOOTMAGIC_ENABLE to lite as advised by VIA tutorial

4 files changed, 59 insertions, 42 deletions

diff --git a/keyboards/lfkeyboards/lfkpad/keymaps/default/rules.mk b/keyboards/lfkeyboards/lfkpad/keymaps/default/rules.mk
deleted file mode 100644
index db54d61e5b..0000000000
--- a/keyboards/lfkeyboards/lfkpad/keymaps/default/rules.mk
+++ /dev/null
@@ -1,42 +0,0 @@
-# Build Options
-#   change to "no" to disable the options, or define them in the Makefile in
-#   the appropriate keymap folder that will get included automatically
-#
-
-BOOTMAGIC_ENABLE = no           # Virtual DIP switch configuration
-MOUSEKEY_ENABLE = no            # Mouse keys
-EXTRAKEY_ENABLE = yes           # Audio control and System control
-CONSOLE_ENABLE = no             # Console for debug
-COMMAND_ENABLE = no             # Commands for debug and configuration
-NKRO_ENABLE = no               # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
-BACKLIGHT_ENABLE = no          # Enable keyboard backlight functionality
-MIDI_ENABLE = no                # MIDI controls
-AUDIO_ENABLE = no               # Audio output on port C6
-UNICODE_ENABLE = no             # Unicode
-BLUETOOTH_ENABLE = no           # Enable Bluetooth with the Adafruit EZ-Key HID
-RGBLIGHT_ENABLE = yes           # Enable WS2812 RGB underlight.
-RGBLIGHT_CUSTOM_DRIVER = yes    # RGB code is implemented in lefkeyboards, not qmk base
-SLEEP_LED_ENABLE = yes          # Breathing sleep LED during USB suspend
-TAP_DANCE_ENABLE = no
-
-ISSI_ENABLE = yes           # If the I2C pullup resistors aren't install this must be disabled
-WATCHDOG_ENABLE = no       # Resets keyboard if matrix_scan isn't run every 250ms
-
-
-
-
-# # Set the LFK78 hardware version. This is defined in rules.mk, but can be overidden here if desired
-# #
-# # RevB - first public release, uses atmega32u4, has audio, ISSI matrix split between RGB and backlight
-# # RevC/D - at90usb1286, no audio, ISSI device 0 is backlight, 4 is RGB
-# #
-# # Set to B, C or D
-# LFK_REV = D
-
-# ifeq ($(LFK_REV), B)
-#   MCU = atmega32u4
-# else
-#   MCU = at90usb1286
-# endif
-# OPT_DEFS += -DLFK_REV_$(LFK_REV)
-# OPT_DEFS += -DUSB_PRODUCT=\"LFK_Rev$(LFK_REV)\"
diff --git a/keyboards/lfkeyboards/lfkpad/keymaps/via/keymap.c b/keyboards/lfkeyboards/lfkpad/keymaps/via/keymap.c
new file mode 100644
index 0000000000..374f00fb13
--- /dev/null
+++ b/keyboards/lfkeyboards/lfkpad/keymaps/via/keymap.c
@@ -0,0 +1,56 @@
+/*
+Copyright 2020 Pascal Pfeil
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT_numpad_6x4(
+        KC_ESC,  KC_TAB,  KC_PEQL, MO(1),
+        KC_LNUM, KC_PSLS, KC_PAST, KC_PMNS,
+        KC_P7,   KC_P8,   KC_P9,
+        KC_P4,   KC_P5,   KC_P6,   KC_PPLS,
+        KC_P1,   KC_P2,   KC_P3,
+            KC_P0,        KC_PDOT, KC_PENT
+    ),
+
+    /* RGB */
+    [1] = LAYOUT_numpad_6x4(
+        RGB_SAI, RGB_VAI, RGB_HUI, _______,
+        RGB_SAD, RGB_VAD, RGB_HUD, _______,
+        RGB_M_X, RGB_M_G, RGB_MOD,
+        RGB_M_SW,RGB_M_SN,RGB_M_K, RGB_RMOD,
+        RGB_M_P, RGB_M_B, RGB_M_R,
+            XXXXXXX,      XXXXXXX, RGB_TOG
+    ),
+
+    /* VIA wants four keymaps */
+    [2] = LAYOUT_numpad_6x4(
+        _______, _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+            _______,      _______, _______
+    ),
+
+    /* VIA wants four keymaps */
+    [3] = LAYOUT_numpad_6x4(
+        _______, _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+            _______,      _______, _______
+    ),
+};
diff --git a/keyboards/lfkeyboards/lfkpad/keymaps/via/readme.md b/keyboards/lfkeyboards/lfkpad/keymaps/via/readme.md
new file mode 100644
index 0000000000..bafbae872e
--- /dev/null
+++ b/keyboards/lfkeyboards/lfkpad/keymaps/via/readme.md
@@ -0,0 +1 @@
+# The VIA compatible keymap for the LFKPad 21
diff --git a/keyboards/lfkeyboards/lfkpad/keymaps/via/rules.mk b/keyboards/lfkeyboards/lfkpad/keymaps/via/rules.mk
new file mode 100644
index 0000000000..36b7ba9cbc
--- /dev/null
+++ b/keyboards/lfkeyboards/lfkpad/keymaps/via/rules.mk
@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+LTO_ENABLE = yes