[Keymap] Add Erkhal keymap to PRKL30 (#8355)

* Add Erkhal keymap

* Fix comment of layer

* Update keyboards/handwired/prkl30/keymaps/erkhal/readme.md

2 files changed, 118 insertions, 0 deletions

diff --git a/keyboards/handwired/prkl30/keymaps/erkhal/keymap.c b/keyboards/handwired/prkl30/keymaps/erkhal/keymap.c
new file mode 100644
index 0000000000..4b01c9e09e
--- /dev/null
+++ b/keyboards/handwired/prkl30/keymaps/erkhal/keymap.c
@@ -0,0 +1,102 @@
+#include QMK_KEYBOARD_H
+#include "keymap_nordic.h"
+enum layers {
+  _DEFAULT,
+  _LOWER,
+  _RAISE,
+  _FN
+};
+
+enum custom_keycodes {
+    PRKL = SAFE_RANGE,
+};
+
+#define LOWER MO(_LOWER)
+#define RAISE MO(_RAISE)
+#define FN MO(_FN)
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* Default
+ * ,-----------------------------------------------------------------------------------.------.
+ * | Esc  |   Q  |   W  |   E  |   R  |   T  |   Y  |   U  |   I  |   O  |   P  |  ¨^  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|------|
+ * |  Tab |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   Ö  |  Ä   | Entr |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|------'
+ * | Shift|   Z  |   X  |   C  |   V  |    Space    |   B  |   N  |   M  |   ,  |   .  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------'
+ */
+[_DEFAULT] = LAYOUT_2u_space(
+    KC_ESC,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,               KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    NO_QUOT, KC_BSPC,
+    KC_LCTL, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,               KC_H,    KC_J,    KC_K,    KC_L,    NO_AE,   NO_OSLH, LT(_FN, KC_ENT),
+    KC_LSFT, LGUI_T(KC_Z),    KC_X,    KC_C,    KC_V,  LT(_LOWER, KC_SPC),    KC_B,    KC_N,    KC_M,    KC_COMM, LT(_RAISE, KC_DOT)
+),
+
+/* Lower - Numbers and some symbols
+ * ,------------------------------------------------------------------------------------------.
+ * |   ~  |   1  |   2  |   3  |   4  |   5  |   6  |   7  |   8  |   9  |   0   |  +  | DEL  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|------|
+ * |      | TAB  |      |      |      |      |      |      |      |      |      |   '  |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|------'
+ * |      |      |      |      |      |             |      |      |      |  -   |      |
+ * `------+------+------+------+------+------+------+------+------+------+------+------'
+ */
+[_LOWER] = LAYOUT_2u_space(
+    KC_TILD, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    NO_PLUS, KC_DEL,
+    _______, KC_TAB, _______, _______, _______, _______, _______, _______, _______, _______, _______, NO_APOS, _______,
+    _______, _______, _______, _______, _______, _______,      _______,    _______, _______, NO_MINS, _______
+),
+
+/* Raise - AltGred Characters and more symbols
+ * ,------------------------------------------------------------------------------------------.
+ * |   ~  |   >  |   @  |   £  |   $  |   %  |   &  |   |  |   [  |   ]  |   ≈  | ?    | {    |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|------|
+ * |      |      |      |  UP  |      |      |      |      |      |      |      |      | }    |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|------'
+ * |      |   <  | LEFT | DOWN | RIGHT|             |      |      |      |      |      |
+ * `------+------+------+------+------+------+------+------+------+------+------+------'
+ */
+[_RAISE] = LAYOUT_2u_space(
+    NO_TILD, NO_SECT, NO_AT,   NO_PND,  NO_DLR,  KC_PERC, NO_AMPR, NO_LCBR, NO_LBRC, NO_RBRC, NO_RCBR, NO_QUES, LSFT(NO_LBRC),
+    _______, _______, _______, KC_UP,   _______, _______, _______, _______, _______, _______, _______, _______, LSFT(NO_RBRC),
+    _______, NO_HALF, KC_LEFT, KC_DOWN, KC_RGHT, _______, _______, _______, _______, _______, _______
+),
+
+ /* FN
+ * ,------------------------------------------------------------------------------------------.
+ * |RESET |   F1 |   F2 |   F3 |   F4 |   F5 |   F6 |   F7 |   F8 |   F9 |  F10 |  F11 | F12  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|------|
+ * |      |RGB_P |RGB_HD|RGB_HI| VOL- | PREV | NEXT | VOL+ |      |      |      | PRKL |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|------'
+ * | RGB_M|RGB_VD|RGB_VI|RGB_TG|      | PLAY/PAUSE  |      |      |      |LCA(DEL)|    |
+ * `------+------+------+------+------+------+------+------+------+------+------+------'
+ */
+[_FN] = LAYOUT_2u_space(
+    RESET,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,
+    _______, RGB_M_P, RGB_HUD, RGB_HUI, KC_VOLD, KC_MPRV, KC_MNXT, KC_VOLU, _______, _______, _______, PRKL,    _______,
+    RGB_MOD, RGB_VAD, RGB_VAI, RGB_TOG, _______, KC_MPLY, _______, _______, _______, LCA(KC_DEL), _______
+),
+
+
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (clockwise) {
+      tap_code16(LCTL(KC_RIGHT));
+    } else {
+      tap_code16(LCTL(KC_LEFT));
+    }
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case PRKL:
+      if (record->event.pressed) {
+        //When PRKL is pressed, print out the holy power word of our people
+        SEND_STRING("PERKELE");
+      }
+      break;
+  }
+  return true;
+};
diff --git a/keyboards/handwired/prkl30/keymaps/erkhal/readme.md b/keyboards/handwired/prkl30/keymaps/erkhal/readme.md
new file mode 100644
index 0000000000..a49657bcae
--- /dev/null
+++ b/keyboards/handwired/prkl30/keymaps/erkhal/readme.md
@@ -0,0 +1,16 @@
+# The default keymap for PRKL30
+
+Layout geared towards productivity with OSX
+-----
+
+Default layer  
+![prkl30 default layout image](https://i.imgur.com/tekFaHW.png "default")
+
+Lower  
+![prkl30 lower layout image](https://i.imgur.com/5F4CL4g.png "lower")
+
+Raise  
+![prkl30 raise layout image](https://i.imgur.com/BpC8T6p.png "raise")
+
+FN  
+![prkl30 fn layout image](https://i.imgur.com/gwgIKqj.png "fn")