VIA Support: LFKPad (qmk#11461)

* VIA Support: LFKPad

* Condense two mostly redundant rules.mk files

* Set BOOTMAGIC_ENABLE to lite as advised by VIA tutorial

keyboards/lfkeyboards/lfkpad/config.h

@@ -20,8 +20,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "config_common.h"
 
 /* USB Device descriptor parameter */
-#define VENDOR_ID       0xFEED
-#define PRODUCT_ID      0x6060
+#define VENDOR_ID       0x4C46 // LF
+#define PRODUCT_ID      0x3231 // 21
 #define DEVICE_VER      0x0001
 #define MANUFACTURER    LFKeyboards
 #define PRODUCT         LFKPad 21

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(
+        _______, _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+            _______,      _______, _______
+    ),
+};

keyboards/lfkeyboards/lfkpad/keymaps/via/readme.md

@@ -0,0 +1 @@
+# The VIA compatible keymap for the LFKPad 21

keyboards/lfkeyboards/lfkpad/keymaps/via/rules.mk

@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+LTO_ENABLE = yes

keyboards/lfkeyboards/lfkpad/rules.mk

@@ -14,7 +14,7 @@ BOOTLOADER = atmel-dfu
 # Build Options
 #   change yes to no to disable
 #
-BOOTMAGIC_ENABLE = no        # Virtual DIP switch configuration
+BOOTMAGIC_ENABLE = lite      # Virtual DIP switch configuration
 MOUSEKEY_ENABLE = no         # Mouse keys
 EXTRAKEY_ENABLE = yes        # Audio control and System control
 CONSOLE_ENABLE = no          # Console for debug
@@ -30,6 +30,8 @@ MIDI_ENABLE = no             # MIDI support
 BLUETOOTH_ENABLE = no        # Enable Bluetooth with the Adafruit EZ-Key HID
 AUDIO_ENABLE = no            # Audio output on port C6
 FAUXCLICKY_ENABLE = no       # Use buzzer to emulate clicky switches
+UNICODE_ENABLE = no          # Unicode
+TAP_DANCE_ENABLE = no
 
 ISSI_ENABLE = yes            # If the I2C pullup resistors aren't installed this must be disabled
 WATCHDOG_ENABLE = no         # Resets keyboard if matrix_scan() isn't run every 250ms