[Keyboard] Clean up lfkpad and add keymap (#13881)

Co-authored-by: Drashna Jaelre <drashna@live.com>

6 files changed, 106 insertions, 139 deletions

diff --git a/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/config.h b/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/config.h
new file mode 100644
index 000000000..a12154341
--- /dev/null
+++ b/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/config.h
@@ -0,0 +1,30 @@
+/* Copyright 2021 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/>.
+ */
+
+#pragma once
+
+/* 1000Hz USB polling */
+#define USB_POLLING_INTERVAL_MS 1
+
+/* Send up to 4 key press events per scan */
+#define QMK_KEYS_PER_SCAN 4
+
+/* Force NKRO on boot up */
+#define FORCE_NKRO 
+
+#define RGB_DISABLE_WHEN_USB_SUSPENDED true
+
+#define RGB_DISABLE_TIMEOUT 900000
diff --git a/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/keymap.c b/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/keymap.c
new file mode 100644
index 000000000..b2b97f442
--- /dev/null
+++ b/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/keymap.c
@@ -0,0 +1,73 @@
+/* Copyright 2021 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_BSPC, MO(1),
+        KC_NLCK, 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, RESET,
+        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(
+        _______, _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+        _______, _______, _______, _______,
+        _______, _______, _______,
+            _______,      _______, _______
+    ),
+};
+
+const uint8_t number_leds[] = {8, 9, 10, 11, 12, 13, 15, 16, 17};
+const uint8_t number_leds_size = sizeof(number_leds) / sizeof(uint8_t);
+
+bool led_update_user(led_t led_state) {
+    for (uint8_t i = 0; i < number_leds_size; i++)
+        if (led_state.num_lock)
+            // set to whatever the other leds are doing
+            // this is needed so that upon disabling num lock, the leds don't stay red 
+            rgblight_sethsv_at(rgblight_get_hue(), rgblight_get_sat(), rgblight_get_val(), numer_leds[i]); 
+        else
+            rgblight_setrgb_red_at(numer_leds[i]); // set to red
+
+    return true;
+}
diff --git a/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/rules.mk b/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/rules.mk
new file mode 100644
index 000000000..36b7ba9cb
--- /dev/null
+++ b/keyboards/lfkeyboards/lfkpad/keymaps/pascalpfeil/rules.mk
@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+LTO_ENABLE = yes
diff --git a/keyboards/lfkeyboards/lfkpad/lfkpad.c b/keyboards/lfkeyboards/lfkpad/lfkpad.c
index b91b7da67..fffa26ca3 100644
--- a/keyboards/lfkeyboards/lfkpad/lfkpad.c
+++ b/keyboards/lfkeyboards/lfkpad/lfkpad.c
@@ -8,19 +8,9 @@
 #include "TWIlib.h"
 #include "lighting.h"
 
-uint16_t click_hz = CLICK_HZ;
-uint16_t click_time = CLICK_MS;
-uint8_t click_toggle = CLICK_ENABLED;
-
 void matrix_init_kb(void) {
     matrix_init_user();
 
-#ifndef AUDIO_ENABLE
-    // If we're not using the audio pin, drive it low
-    setPinOutput(C6);
-    writePinLow(C6);
-#endif
-
 #ifdef ISSI_ENABLE
     issi_init();
 #endif
@@ -68,97 +58,6 @@ void matrix_scan_kb(void) {
     matrix_scan_user();
 }
 
-void click(uint16_t freq, uint16_t duration) {
-#ifdef AUDIO_ENABLE
-    if (freq >= 100 && freq <= 20000 && duration < 100) {
-        play_note(freq, 10);
-
-        for (uint16_t i = 0; i < duration; i++) {
-            _delay_ms(1);
-        }
-
-        stop_all_notes();
-    }
-#endif
-}
-
-bool process_record_kb(uint16_t keycode, keyrecord_t* record) {
-    if (click_toggle && record->event.pressed) {
-        click(click_hz, click_time);
-    }
-
-    if (keycode == RESET) {
-        reset_keyboard_kb();
-    }
-
-    return process_record_user(keycode, record);
-}
-
-void action_function(keyrecord_t *event, uint8_t id, uint8_t opt) {
-#ifdef AUDIO_ENABLE
-    int8_t sign = 1;
-#endif
-
-    if (id == LFK_ESC_TILDE) {
-        // Send ~ on shift-esc
-        void (*method)(uint8_t) = (event->event.pressed) ? &add_key : &del_key;
-        uint8_t shifted = get_mods() & MOD_MASK_SHIFT;
-
-        if (layer_state == 0) {
-            method(shifted ? KC_GRAVE : KC_ESCAPE);
-        } else {
-            method(shifted ? KC_ESCAPE : KC_GRAVE);
-        }
-        send_keyboard_report();
-    } else if (event->event.pressed) {
-        switch (id) {
-            case LFK_SET_DEFAULT_LAYER:
-                // set/save the current base layer to eeprom, falls through to LFK_CLEAR
-                eeconfig_update_default_layer(1UL << opt);
-                default_layer_set(1UL << opt);
-            case LFK_CLEAR:
-                // Go back to default layer
-                layer_clear();
-                break;
-#ifdef AUDIO_ENABLE
-            case LFK_CLICK_FREQ_LOWER:
-                sign = -1; // continue to next statement
-            case LFK_CLICK_FREQ_HIGHER:
-                click_hz += sign * 100;
-                click(click_hz, click_time);
-                break;
-            case LFK_CLICK_TOGGLE:
-                if (click_toggle) {
-                    click_toggle = 0;
-                    click(4000, 100);
-                    click(1000, 100);
-                } else {
-                    click_toggle = 1;
-                    click(1000, 100);
-                    click(4000, 100);
-                }
-                break;
-            case LFK_CLICK_TIME_SHORTER:
-                sign = -1; // continue to next statement
-            case LFK_CLICK_TIME_LONGER:
-                click_time += sign;
-                click(click_hz, click_time);
-                break;
-#endif
-        }
-    }
-}
-
-void reset_keyboard_kb() {
-#ifdef WATCHDOG_ENABLE
-    MCUSR = 0;
-    wdt_disable();
-    wdt_reset();
-#endif
-
-    reset_keyboard();
-}
-
 // LFK lighting info
 const uint8_t rgb_matrices[] = { 0, 1 };
 const uint8_t rgb_sequence[] = {
@@ -168,7 +67,6 @@ const uint8_t rgb_sequence[] = {
     17, 18,  9,  8,
     19, 21, 11,
       22,   14, 12,
-
     16,         26,
      4,         25,
     13,         24,
diff --git a/keyboards/lfkeyboards/lfkpad/lfkpad.h b/keyboards/lfkeyboards/lfkpad/lfkpad.h
index 0f34150db..5ca8a3c50 100644
--- a/keyboards/lfkeyboards/lfkpad/lfkpad.h
+++ b/keyboards/lfkeyboards/lfkpad/lfkpad.h
@@ -2,42 +2,6 @@
 
 #include "quantum.h"
 
-typedef struct RGB_Color {
-    uint16_t red;
-    uint16_t green;
-    uint16_t blue;
-} RGB_Color;
-
-typedef struct Layer_Info {
-    uint32_t layer;
-    uint32_t mask;
-    RGB_Color color;
-} Layer_Info;
-
-extern const uint32_t layer_count;
-extern const Layer_Info layer_info[];
-
-enum action_functions {
-    LFK_CLEAR = 0,          // Resets all layers
-    LFK_ESC_TILDE,          // esc+lshift = ~
-    LFK_SET_DEFAULT_LAYER,  // changes and saves current base layer to eeprom
-    LFK_CLICK_TOGGLE,       // Adjusts click duration
-    LFK_CLICK_FREQ_HIGHER,  // Adjusts click frequency
-    LFK_CLICK_FREQ_LOWER,   // Adjusts click frequency
-    LFK_CLICK_TIME_LONGER,  // Adjusts click duration
-    LFK_CLICK_TIME_SHORTER, // Adjusts click duration
-    LFK_DEBUG_SETTINGS,     // prints LED and click settings to HID
-    LFK_LED_TEST            // cycles through switch and RGB LEDs
-};
-
-#define CLICK_HZ 500
-#define CLICK_MS 2
-#define CLICK_ENABLED 0
-
-void reset_keyboard_kb(void);
-void click(uint16_t freq, uint16_t duration);
-
-// readability
 #define ___ KC_NO
 
 #define LAYOUT_numpad_6x4( \
diff --git a/keyboards/lfkeyboards/lfkpad/rules.mk b/keyboards/lfkeyboards/lfkpad/rules.mk
index 91d754803..13951e4c6 100644
--- a/keyboards/lfkeyboards/lfkpad/rules.mk
+++ b/keyboards/lfkeyboards/lfkpad/rules.mk
@@ -25,7 +25,7 @@ SLEEP_LED_ENABLE = yes       # Breathing sleep LED during USB suspend
 NKRO_ENABLE = no             # USB Nkey Rollover
 BACKLIGHT_ENABLE = no        # Enable keyboard backlight functionality
 RGBLIGHT_ENABLE = yes        # Enable keyboard RGB underglow
-RGBLIGHT_CUSTOM_DRIVER = yes # RGB code is implemented in lefkeyboards, not qmk base
+RGBLIGHT_CUSTOM_DRIVER = yes # RGB code is implemented in lfkeyboards, not qmk base
 MIDI_ENABLE = no             # MIDI support
 BLUETOOTH_ENABLE = no        # Enable Bluetooth with the Adafruit EZ-Key HID
 AUDIO_ENABLE = no            # Audio output on port C6