Added RGB compatible FC660C keymaps. Added VIA support and fixed indicators on Cajal keymaps (#15087)

* Added RGB compatible keymaps

Added two keymaps, both replacing insert LED with RGB control. 
One keymap VIA enabled and updated VIA json included.

* Fixed Indicators

Added code to fix LED indicator brightness.

* Fixed Indicator LEDs

Added code to fix indicator LED brightness

* Update README.md

* Update README.md

* Delete fc660c_via_RGB.json

* Update rules.mk

Added VIA_ENABLE

* Update keyboards/walletburner/cajal/rules.mk

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

* Added VIA enabled Cajal stagger and ortho layouts

* Rename README.md to readme.md

* Removed Second via keymap.

* Rename README.md to readme.md

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

12 files changed, 328 insertions, 0 deletions

diff --git a/keyboards/fc660c/keymaps/default_rgb/config.h b/keyboards/fc660c/keymaps/default_rgb/config.h
new file mode 100644
index 0000000000..13153dd8fa
--- /dev/null
+++ b/keyboards/fc660c/keymaps/default_rgb/config.h
@@ -0,0 +1,51 @@
+/* Copyright 2017 Balz Guenat
+ *
+ * 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
+
+// place overrides here
+
+/*RGB*/
+/*Repurpose Insert LED */
+#define RGB_DI_PIN B5
+ #ifdef RGB_DI_PIN
+   #define RGBLED_NUM 16
+   #define RGBLIGHT_DEFAULT_HUE 127
+   #define RGBLIGHT_HUE_STEP 8
+   #define RGBLIGHT_SAT_STEP 8
+   #define RGBLIGHT_VAL_STEP 8
+   #define RGBLIGHT_LIMIT_VAL 255 /* The maximum brightness level */
+   #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+ /*== all animations enable ==*/
+   //#define RGBLIGHT_ANIMATIONS
+ /*== or choose animations ==*/
+   #define RGBLIGHT_EFFECT_PLAIN
+   #define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+ /*== customize breathing effect ==*/
+   /*==== (DEFAULT) use fixed table instead of exp() and sin() ====*/
+   //#define RGBLIGHT_BREATHE_TABLE_SIZE 256      // 256(default) or 128 or 64
+   /*==== use exp() and sin() ====*/
+   //#define RGBLIGHT_EFFECT_BREATHE_CENTER 1.85  // 1 to 2.7
+   //#define RGBLIGHT_EFFECT_BREATHE_MAX    255   // 0 to 255
+ #endif
\ No newline at end of file
diff --git a/keyboards/fc660c/keymaps/default_rgb/keymap.c b/keyboards/fc660c/keymaps/default_rgb/keymap.c
new file mode 100644
index 0000000000..677797e39b
--- /dev/null
+++ b/keyboards/fc660c/keymaps/default_rgb/keymap.c
@@ -0,0 +1,46 @@
+/*
+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(
+        KC_GESC, 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_BSPC,     KC_INS,
+        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_DEL,
+        MO(1),   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_Z,   KC_X,   KC_C,   KC_V,   KC_B,   KC_N,   KC_M,   KC_COMM,KC_DOT, KC_SLSH,KC_RSFT,     KC_UP,
+        KC_LCTL, KC_LGUI,KC_LALT,                KC_SPC,                 KC_RALT,KC_RCTL,MO(1),       KC_LEFT,KC_DOWN,KC_RGHT
+    ),
+  [1] = 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_PSCR,KC_SLCK,KC_PAUS,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,KC_HOME,KC_PGUP,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,KC_END, KC_PGDN,_______,_______,     KC_PGUP,
+        _______,_______,_______,                _______,                _______,MO(2),  _______,     KC_HOME,KC_PGDN,KC_END
+    ),
+  [2] = LAYOUT(
+        RESET,  EEPROM_RESET,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     RGB_TOG,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     RGB_MOD,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     RGB_VAI,
+        _______,_______,_______,                _______,                _______,_______,_______,     RGB_HUI,_______,RGB_SAI
+    ),
+  [3] = LAYOUT(
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,                _______,                _______,_______,_______,     _______,_______,_______
+    )
+};
diff --git a/keyboards/fc660c/keymaps/default_rgb/readme.md b/keyboards/fc660c/keymaps/default_rgb/readme.md
new file mode 100644
index 0000000000..e52576231a
--- /dev/null
+++ b/keyboards/fc660c/keymaps/default_rgb/readme.md
@@ -0,0 +1,6 @@
+# Keymap with Insert LED remapped to RGB control
+
+Emulates original keymap, but replaces insert LED pin with RGB Underglow & respective configuration.
+Allows users to add underglow lighting. See [this keebtalk thread](https://www.keebtalk.com/t/adding-rgb-to-fc660c-with-hasu-controller/14484) for more information.
+
+![](https://i.imgur.com/fg89nez.jpg)
diff --git a/keyboards/fc660c/keymaps/default_rgb/rules.mk b/keyboards/fc660c/keymaps/default_rgb/rules.mk
new file mode 100644
index 0000000000..7ad666d1a3
--- /dev/null
+++ b/keyboards/fc660c/keymaps/default_rgb/rules.mk
@@ -0,0 +1 @@
+RGBLIGHT_ENABLE = yes
\ No newline at end of file
diff --git a/keyboards/fc660c/keymaps/via_rgb/config.h b/keyboards/fc660c/keymaps/via_rgb/config.h
new file mode 100644
index 0000000000..13153dd8fa
--- /dev/null
+++ b/keyboards/fc660c/keymaps/via_rgb/config.h
@@ -0,0 +1,51 @@
+/* Copyright 2017 Balz Guenat
+ *
+ * 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
+
+// place overrides here
+
+/*RGB*/
+/*Repurpose Insert LED */
+#define RGB_DI_PIN B5
+ #ifdef RGB_DI_PIN
+   #define RGBLED_NUM 16
+   #define RGBLIGHT_DEFAULT_HUE 127
+   #define RGBLIGHT_HUE_STEP 8
+   #define RGBLIGHT_SAT_STEP 8
+   #define RGBLIGHT_VAL_STEP 8
+   #define RGBLIGHT_LIMIT_VAL 255 /* The maximum brightness level */
+   #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+ /*== all animations enable ==*/
+   //#define RGBLIGHT_ANIMATIONS
+ /*== or choose animations ==*/
+   #define RGBLIGHT_EFFECT_PLAIN
+   #define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+ /*== customize breathing effect ==*/
+   /*==== (DEFAULT) use fixed table instead of exp() and sin() ====*/
+   //#define RGBLIGHT_BREATHE_TABLE_SIZE 256      // 256(default) or 128 or 64
+   /*==== use exp() and sin() ====*/
+   //#define RGBLIGHT_EFFECT_BREATHE_CENTER 1.85  // 1 to 2.7
+   //#define RGBLIGHT_EFFECT_BREATHE_MAX    255   // 0 to 255
+ #endif
\ No newline at end of file
diff --git a/keyboards/fc660c/keymaps/via_rgb/keymap.c b/keyboards/fc660c/keymaps/via_rgb/keymap.c
new file mode 100644
index 0000000000..f9d95b332d
--- /dev/null
+++ b/keyboards/fc660c/keymaps/via_rgb/keymap.c
@@ -0,0 +1,46 @@
+/*
+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(
+        KC_GESC, 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_BSPC,     KC_INS,
+        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_DEL,
+        MO(1),   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_Z,   KC_X,   KC_C,   KC_V,   KC_B,   KC_N,   KC_M,   KC_COMM,KC_DOT, KC_SLSH,KC_RSFT,     KC_UP,
+        KC_LCTL, KC_LGUI,KC_LALT,                KC_SPC,                 KC_RALT,KC_RCTL,MO(1),       KC_LEFT,KC_DOWN,KC_RGHT
+    ),
+  [1] = 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_PSCR,KC_SLCK,KC_PAUS,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,KC_HOME,KC_PGUP,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,KC_END, KC_PGDN,_______,_______,     KC_PGUP,
+        _______,_______,_______,                _______,                _______,MO(2),  _______,     KC_HOME,KC_PGDN,KC_END
+    ),
+  [2] = LAYOUT(
+        RESET,  EEPROM_RESET,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,RGB_TOG,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     RGB_MOD,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     RGB_VAI,
+        _______,_______,_______,                _______,                _______,_______,_______,     RGB_HUI,_______,RGB_SAI
+    ),
+  [3] = LAYOUT(
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,_______,     _______,
+        _______,_______,_______,                _______,                _______,_______,_______,     _______,_______,_______
+    )
+};
diff --git a/keyboards/fc660c/keymaps/via_rgb/readme.md b/keyboards/fc660c/keymaps/via_rgb/readme.md
new file mode 100644
index 0000000000..7e16e937d3
--- /dev/null
+++ b/keyboards/fc660c/keymaps/via_rgb/readme.md
@@ -0,0 +1,6 @@
+# Keymap with Insert LED remapped to RGB control
+
+Emulates original VIA keymap, but replaces insert LED pin with RGB Underglow & respective configuration.
+Allows users to add underglow lighting. See [this keebtalk thread](https://www.keebtalk.com/t/adding-rgb-to-fc660c-with-hasu-controller/14484) for more information.
+
+![](https://i.imgur.com/fg89nez.jpg)
diff --git a/keyboards/fc660c/keymaps/via_rgb/rules.mk b/keyboards/fc660c/keymaps/via_rgb/rules.mk
new file mode 100644
index 0000000000..0345a48f7d
--- /dev/null
+++ b/keyboards/fc660c/keymaps/via_rgb/rules.mk
@@ -0,0 +1,4 @@
+VIA_ENABLE = yes
+LTO_ENABLE = yes
+RGBLIGHT_ENABLE = yes
+COMMAND_ENABLE = no
\ No newline at end of file
diff --git a/keyboards/walletburner/cajal/keymaps/default/keymap.c b/keyboards/walletburner/cajal/keymaps/default/keymap.c
index b985417537..4586e5695b 100644
--- a/keyboards/walletburner/cajal/keymaps/default/keymap.c
+++ b/keyboards/walletburner/cajal/keymaps/default/keymap.c
@@ -47,6 +47,16 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     )
 };
 
+//Initialize indicator LEDs
+void matrix_init_user(void) {
+  setPinOutput(B5);
+  writePinLow(B5);
+  setPinOutput(B6);
+  writePinLow(B6);
+  setPinOutput(B7);
+  writePinLow(B7);
+}
+
 layer_state_t layer_state_set_user(layer_state_t state) {
     switch (get_highest_layer(state)) {
     case 1:
diff --git a/keyboards/walletburner/cajal/keymaps/default_ortho/keymap.c b/keyboards/walletburner/cajal/keymaps/default_ortho/keymap.c
index 394a744e6d..87575e492f 100644
--- a/keyboards/walletburner/cajal/keymaps/default_ortho/keymap.c
+++ b/keyboards/walletburner/cajal/keymaps/default_ortho/keymap.c
@@ -47,6 +47,15 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     )
 };
 
+//Initialize indicator LEDs
+void matrix_init_user(void) {
+  setPinOutput(B5);
+  writePinLow(B5);
+  setPinOutput(B6);
+  writePinLow(B6);
+  setPinOutput(B7);
+  writePinLow(B7);
+}
 
 layer_state_t layer_state_set_user(layer_state_t state) {
     writePinLow(B7);
diff --git a/keyboards/walletburner/cajal/keymaps/via/keymap.c b/keyboards/walletburner/cajal/keymaps/via/keymap.c
new file mode 100644
index 0000000000..86348ed456
--- /dev/null
+++ b/keyboards/walletburner/cajal/keymaps/via/keymap.c
@@ -0,0 +1,96 @@
+/* Copyright 2020 Worldspawn <mcmancuso@gmail.com>
+ *
+ * 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_stagger(
+        KC_ESC, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_BSPC, RGB_TOG,
+        CTL_T(KC_TAB), KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_QUOT, KC_ENT,
+        KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_LSFT, KC_UP,
+        KC_LCTL, KC_LGUI, KC_LALT, MO(1), KC_SPC, KC_SPC, MO(2), KC_LEFT, KC_DOWN, KC_RGHT
+    ),
+
+    [1] = LAYOUT_stagger(
+        KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_RBRC, KC_BSLS, RGB_MOD,
+        KC_TRNS, KC_MINS, KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_PSCR,  KC_TRNS, KC_PGUP,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,  KC_TRNS, MO(3),  KC_HOME, KC_PGDN, KC_END
+    ),
+
+    [2] = LAYOUT_stagger(
+        KC_TILD, 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_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, RGB_SAD, RGB_SAI, KC_TRNS, RGB_VAI,
+        KC_TRNS, KC_TRNS, KC_TRNS, MO(3), KC_TRNS, KC_TRNS, KC_TRNS, RGB_HUD, RGB_VAD, RGB_HUI
+    ),
+
+    [3] = LAYOUT_stagger(
+        RESET, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+    )
+};
+
+//Initialize indicator LEDs
+void matrix_init_user(void) {
+  setPinOutput(B5);
+  writePinLow(B5);
+  setPinOutput(B6);
+  writePinLow(B6);
+  setPinOutput(B7);
+  writePinLow(B7);
+}
+
+layer_state_t layer_state_set_user(layer_state_t state) {
+    switch (get_highest_layer(state)) {
+    case 1:
+        writePinHigh(B7);
+        writePinLow(B6);
+        break;
+    case 2:
+        writePinLow(B7);
+        writePinHigh(B6);
+        break;
+    case 3:
+        writePinHigh(B7);
+        writePinHigh(B6);
+        break;
+    default:
+        writePinLow(B7);
+        writePinLow(B6);
+        break;
+    }
+    return state;
+}
+
+bool led_update_user(led_t led_state) {
+    writePin(B5, led_state.caps_lock);
+    return false;
+}
+
+bool encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) {
+        if (clockwise) {
+            tap_code(KC_VOLD);
+        } else {
+            tap_code(KC_VOLU);
+        }
+    }
+    return true;
+}
diff --git a/keyboards/walletburner/cajal/keymaps/via/rules.mk b/keyboards/walletburner/cajal/keymaps/via/rules.mk
new file mode 100644
index 0000000000..ca9fed0e6b
--- /dev/null
+++ b/keyboards/walletburner/cajal/keymaps/via/rules.mk
@@ -0,0 +1,2 @@
+LTO_ENABLE = yes
+VIA_ENABLE = yes