[Keyboard] Support MJ64 REV3 - a 60% RGB Hotswap with arrow (#11785)

Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>

3 files changed, 196 insertions, 0 deletions

diff --git a/keyboards/melgeek/mj64/rev3/config.h b/keyboards/melgeek/mj64/rev3/config.h
new file mode 100644
index 0000000000..26909d5598
--- /dev/null
+++ b/keyboards/melgeek/mj64/rev3/config.h
@@ -0,0 +1,39 @@
+/* Copyright 2020 MelGeek <melgeek001365@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/>.
+ */
+
+#pragma once
+
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
+ *                  ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+ */
+
+#define MATRIX_ROW_PINS { B12, B11, B10, B1, A3 }
+#define MATRIX_COL_PINS { B15, A8, B13, A15, B3, B4, B5, B8, B9, C13, C14, C15, A0, A1 }
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+#define DRIVER_1_LED_TOTAL 72
+#define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL
+#define DRIVER_INDICATOR_LED_TOTAL 0
diff --git a/keyboards/melgeek/mj64/rev3/rev3.c b/keyboards/melgeek/mj64/rev3/rev3.c
new file mode 100644
index 0000000000..03ed9fe007
--- /dev/null
+++ b/keyboards/melgeek/mj64/rev3/rev3.c
@@ -0,0 +1,134 @@
+/* Copyright 2020 MelGeek <melgeek001365@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 "mj64.h"
+
+#ifdef RGB_MATRIX_ENABLE
+
+const is31_led g_is31_leds[DRIVER_LED_TOTAL] = {
+    {0, CS9_SW1,  CS8_SW1,  CS7_SW1},  /* RGB1 */
+    {0, CS9_SW2,  CS8_SW2,  CS7_SW2},  /* RGB3 */
+    {0, CS9_SW3,  CS8_SW3,  CS7_SW3},  /* RGB4 */
+    {0, CS9_SW4,  CS8_SW4,  CS7_SW4},  /* RGB5 */
+    {0, CS9_SW5,  CS8_SW5,  CS7_SW5},  /* RGB6 */
+    {0, CS9_SW6,  CS8_SW6,  CS7_SW6},  /* RGB7 */
+    {0, CS9_SW7,  CS8_SW7,  CS7_SW7},  /* RGB2 */
+    {0, CS9_SW8,  CS8_SW8,  CS7_SW8},  /* RGB8 */
+    {0, CS9_SW9,  CS8_SW9,  CS7_SW9},  /* RGB9 */
+    {0, CS24_SW1, CS23_SW1, CS22_SW1}, /* RGB48 */
+	{0, CS24_SW2, CS23_SW2, CS22_SW2}, /* RGB46 */
+    {0, CS24_SW3, CS23_SW3, CS22_SW3}, /* RGB49 */
+	{0, CS24_SW4, CS23_SW4, CS22_SW4}, /* RGB50 */
+	{0, CS24_SW5, CS23_SW5, CS22_SW5}, /* RGB51 */
+    {0, CS24_SW6, CS23_SW6, CS22_SW6}, /* RGB52 */
+    {0, CS24_SW7, CS23_SW7, CS22_SW7}, /* RGB53 */
+    {0, CS12_SW1, CS11_SW1, CS10_SW1}, /* RGB10 */
+    {0, CS12_SW2, CS11_SW2, CS10_SW2}, /* RGB11 */
+    {0, CS12_SW3, CS11_SW3, CS10_SW3}, /* RGB16 */
+    {0, CS12_SW4, CS11_SW4, CS10_SW4}, /* RGB12 */
+    {0, CS12_SW5, CS11_SW5, CS10_SW5}, /* RGB17 */
+    {0, CS12_SW6, CS11_SW6, CS10_SW6}, /* RGB13 */
+    {0, CS12_SW7, CS11_SW7, CS10_SW7}, /* RGB14 */
+    {0, CS12_SW8, CS11_SW8, CS10_SW8}, /* RGB18 */
+    {0, CS12_SW9, CS11_SW9, CS10_SW9}, /* RGB15 */
+    {0, CS24_SW8, CS23_SW8, CS22_SW8}, /* RGB47 */
+    {0, CS24_SW9, CS23_SW9, CS22_SW9}, /* RGB54 */
+    {0, CS27_SW1, CS26_SW1, CS25_SW1}, /* RGB55 */
+    {0, CS27_SW2, CS26_SW2, CS25_SW2}, /* RGB60 */
+	{0, CS27_SW3, CS26_SW3, CS25_SW3}, /* RGB61 */
+    {0, CS15_SW1, CS14_SW1, CS13_SW1}, /* RGB21 */
+    {0, CS15_SW2, CS14_SW2, CS13_SW2}, /* RGB19 */
+    {0, CS15_SW3, CS14_SW3, CS13_SW3}, /* RGB22 */
+    {0, CS15_SW4, CS14_SW4, CS13_SW4}, /* RGB26 */
+    {0, CS15_SW5, CS14_SW5, CS13_SW5}, /* RGB20 */
+    {0, CS15_SW6, CS14_SW6, CS13_SW6}, /* RGB23 */
+    {0, CS15_SW7, CS14_SW7, CS13_SW7}, /* RGB24 */
+    {0, CS15_SW8, CS14_SW8, CS13_SW8}, /* RGB25 */
+    {0, CS15_SW9, CS14_SW9, CS13_SW9}, /* RGB27 */
+    {0, CS27_SW4, CS26_SW4, CS25_SW4}, /* RGB56 */
+    {0, CS27_SW5, CS26_SW5, CS25_SW5}, /* RGB57 */
+    {0, CS27_SW6, CS26_SW6, CS25_SW6}, /* RGB62 */
+    {0, CS27_SW7, CS26_SW7, CS25_SW7}, /* RGB58 */
+    {0, CS27_SW8, CS26_SW8, CS25_SW8}, /* RGB63 */
+    {0, CS27_SW9, CS26_SW9, CS25_SW9}, /* RGB59 */
+    {0, CS18_SW1, CS17_SW1, CS16_SW1}, /* RGB28 */
+    {0, CS18_SW2, CS17_SW2, CS16_SW2}, /* RGB29 */
+    {0, CS18_SW3, CS17_SW3, CS16_SW3}, /* RGB30 */
+    {0, CS18_SW4, CS17_SW4, CS16_SW4}, /* RGB31 */
+    {0, CS18_SW5, CS17_SW5, CS16_SW5}, /* RGB35 */
+    {0, CS18_SW6, CS17_SW6, CS16_SW6}, /* RGB32 */
+    {0, CS18_SW7, CS17_SW7, CS16_SW7}, /* RGB33 */
+    {0, CS18_SW8, CS17_SW8, CS16_SW8}, /* RGB34 */
+    {0, CS18_SW9, CS17_SW9, CS16_SW9}, /* RGB36 */
+    {0, CS30_SW1, CS29_SW1, CS28_SW1}, /* RGB64 */
+    {0, CS30_SW2, CS29_SW2, CS28_SW2}, /* RGB65 */
+    {0, CS30_SW3, CS29_SW3, CS28_SW3}, /* RGB66 */
+    {0, CS30_SW4, CS29_SW4, CS28_SW4}, /* RGB67 */
+    {0, CS30_SW5, CS29_SW5, CS28_SW5}, /* RGB68 */
+    {0, CS30_SW6, CS29_SW6, CS28_SW6}, /* RGB69 */
+    {0, CS30_SW7, CS29_SW7, CS28_SW7}, /* RGB70 */
+    {0, CS21_SW1, CS20_SW1, CS19_SW1}, /* RGB37 */
+    {0, CS21_SW2, CS20_SW2, CS19_SW2}, /* RGB40 */
+    {0, CS21_SW3, CS20_SW3, CS19_SW3}, /* RGB43 */
+    {0, CS21_SW4, CS20_SW4, CS19_SW4}, /* RGB38 */
+    {0, CS21_SW5, CS20_SW5, CS19_SW5}, /* RGB41 */
+    {0, CS21_SW6, CS20_SW6, CS19_SW6}, /* RGB44 */
+    {0, CS21_SW7, CS20_SW7, CS19_SW7}, /* RGB45 */
+    {0, CS21_SW8, CS20_SW8, CS19_SW8}, /* RGB39 */
+    {0, CS21_SW9, CS20_SW9, CS19_SW9}, /* RGB42 */
+    {0, CS30_SW8, CS29_SW8, CS28_SW8}, /* RGB71 */
+    {0, CS30_SW9, CS29_SW9, CS28_SW9}, /* RGB72 */
+};
+
+led_config_t g_led_config = {
+	{
+		/* C0     C1         C2        C3        C4        C5        C6        C7        C8          C9        C10         C11        C12        C13  */
+		{  0,      1,         2,        3,        4,        5,        6,        7,        8,          9,        10,         11,       12,        14     }, /* R0 */
+		{ 16,     17,        18,       19,       20,       21,       22,       23,       24,         25,        26,         27,       28,        29     }, /* R1 */
+		{ 30,     31,        32,       33,       34,       35,       36,       37,       38,         39,        40,         41,       43,        NO_LED }, /* R2 */
+		{ 46,     48,        49,       50,       51,       52,       53,       54,       55,         56,        57,         58,       59,        60     }, /* R3 */
+		{ 61,     62,        63,       NO_LED,   NO_LED,   65,       NO_LED,   NO_LED,   NO_LED,     67,        68,         69,       70,        71     }, /* R4 */
+    }, {
+        {0, 0},   {16, 0},   {32, 0},  {48, 0},  {64, 0},  {80, 0},  {96, 0},  {112, 0},  {128, 0},  {144, 0},  {160, 0},  {176, 0},  {192, 0},  {208, 0},  {224, 0},  {240, 0},
+		{0, 16},  {16, 16},  {32, 16}, {48, 16}, {64, 16}, {80, 16}, {96, 16}, {112, 16}, {128, 16}, {144, 16}, {160, 16}, {176, 16}, {192, 16}, {208, 16},
+		{0, 32},  {16, 32},  {32, 32}, {48, 32}, {64, 32}, {80, 32}, {96, 32}, {112, 32}, {128, 32}, {144, 32}, {160, 32}, {176, 32}, {192, 32}, {208, 32}, {224, 32},
+		{0, 48},  {16, 48},  {32, 48}, {48, 48}, {64, 48}, {80, 48}, {96, 48}, {112, 48}, {128, 48}, {144, 48}, {160, 48}, {176, 48}, {192, 48}, {208, 48}, {224, 48}, {240, 48},
+		{0, 64},  {16, 64},  {32, 64},                     {48, 64},                                 {64, 64}, {80, 64},   {96, 64},  {112, 64}, {128, 64}, {144, 64}, {160, 64},
+	}, {
+	       4,      4,         4,        4,        4,        4,        4,        4,         4,         4,         4,          4,        4,        4,         4,         4,
+		   4,      4,         4,        4,        4,        4,        4,        4,         4,         4,         4,          4,        4,        4,
+		   4,      4,         4,        4,        4,        4,        4,        4,         4,         4,         4,          4,        4,        4,         4,
+		   4,      4,         4,        4,        4,        4,        4,        4,         4,         4,         4,          4,        4,        4,         4,         4,
+		   4,      4,         4,                            4,                                        4,         4,          4,        4,        4,         4,         4,
+	}
+};
+
+void suspend_power_down_kb(void) {
+    rgb_matrix_set_suspend_state(true);
+    suspend_power_down_user();
+}
+
+void suspend_wakeup_init_kb(void) {
+    rgb_matrix_set_suspend_state(false);
+    suspend_wakeup_init_user();
+}
+#endif
+
+void keyboard_pre_init_kb(void) {
+    setPinOutput(A2);
+    writePinHigh(A2);
+    keyboard_pre_init_user();
+}
diff --git a/keyboards/melgeek/mj64/rev3/rules.mk b/keyboards/melgeek/mj64/rev3/rules.mk
new file mode 100644
index 0000000000..01b8aca414
--- /dev/null
+++ b/keyboards/melgeek/mj64/rev3/rules.mk
@@ -0,0 +1,23 @@
+# MCU name
+MCU = STM32F303
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = lite        # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = yes          # Mouse keys
+EXTRAKEY_ENABLE = yes          # Audio control and System control
+CONSOLE_ENABLE = no            # Console for debug
+COMMAND_ENABLE = no            # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no          # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = yes              # USB Nkey Rollover
+BACKLIGHT_ENABLE = no          # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no           # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no          # Enable Bluetooth
+RGB_MATRIX_ENABLE = yes        # Use RGB matrix
+RGB_MATRIX_DRIVER = IS31FL3741
+NO_USB_STARTUP_CHECK = no      # Disable initialization only when usb is plugged in
+
+LAYOUTS = 64_ansi