Apollo (#246)

* Add External EEPROM driver

* Add keyboard

* Fix i2c address

* Revert i2c address for eeprom

* Reduce page size for 24LC128

* Disable External EEPROM for now

* Fix up RGB Matrix and layout

* Cleanup moonlander.c file

* Fix led array center

* Disable External EEPROM for now

* Cleanup and optimization of files

* Add and clean up mappings

* Enable "ZSA" defaults for Moonlander

* Update matrix to use i2c_readReg

* Disable render limit for rgb matrix

* Update pin controls to GPIO Commands

* Add proper changed mechanism

* Additional cleanup

* Run clang-format on moonlander files

* Align keymap

* Limit brightness for rgb matrix to 200

To prevent power draw issues

* Add USB-IF VID/PID

* Add RGB Matrix Sleep code

* Enable External EEPROM on Moonlander

* Port over Ergodox Expander error handling and retry code

* Re-init RGB Matrix drivers when half is reconnected

* Add threaded LED display

* Correct layer state settings after moonlander_led_task

* Update Moonlander to include Oryx configuration

* Add webUSB Stuff

* Update default keymap

* fix: merge conflict

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

27 files changed, 1485 insertions, 48 deletions

diff --git a/common_features.mk b/common_features.mk
index b49b76780c..7687521ced 100644
--- a/common_features.mk
+++ b/common_features.mk
@@ -428,6 +428,57 @@ ifeq ($(strip $(DIP_SWITCH_ENABLE)), yes)
   OPT_DEFS += -DDIP_SWITCH_ENABLE
 endif
 
+VALID_EEPROM_DRIVER_TYPES := vendor custom transient i2c
+EEPROM_DRIVER ?= vendor
+ifeq ($(filter $(EEPROM_DRIVER),$(VALID_EEPROM_DRIVER_TYPES)),)
+  $(error EEPROM_DRIVER="$(EEPROM_DRIVER)" is not a valid EEPROM driver)
+else
+  OPT_DEFS += -DEEPROM_ENABLE
+  ifeq ($(strip $(EEPROM_DRIVER)), custom)
+    OPT_DEFS += -DEEPROM_DRIVER -DEEPROM_CUSTOM
+    COMMON_VPATH += $(DRIVER_PATH)/eeprom
+    SRC += eeprom_driver.c
+  else ifeq ($(strip $(EEPROM_DRIVER)), i2c)
+    OPT_DEFS += -DEEPROM_DRIVER -DEEPROM_I2C
+    COMMON_VPATH += $(DRIVER_PATH)/eeprom
+    QUANTUM_LIB_SRC += i2c_master.c
+    SRC += eeprom_driver.c eeprom_i2c.c
+  else ifeq ($(strip $(EEPROM_DRIVER)), transient)
+    OPT_DEFS += -DEEPROM_DRIVER -DEEPROM_TRANSIENT
+    COMMON_VPATH += $(DRIVER_PATH)/eeprom
+    SRC += eeprom_driver.c eeprom_transient.c
+  else ifeq ($(strip $(EEPROM_DRIVER)), vendor)
+    OPT_DEFS += -DEEPROM_VENDOR
+    ifeq ($(PLATFORM),AVR)
+      # Automatically provided by avr-libc, nothing required
+    else ifeq ($(PLATFORM),CHIBIOS)
+      ifeq ($(MCU_SERIES), STM32F3xx)
+        SRC += $(PLATFORM_COMMON_DIR)/eeprom_stm32.c
+        SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
+        OPT_DEFS += -DEEPROM_EMU_STM32F303xC
+        OPT_DEFS += -DSTM32_EEPROM_ENABLE
+      else ifeq ($(MCU_SERIES), STM32F1xx)
+        SRC += $(PLATFORM_COMMON_DIR)/eeprom_stm32.c
+        SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
+        OPT_DEFS += -DEEPROM_EMU_STM32F103xB
+        OPT_DEFS += -DSTM32_EEPROM_ENABLE
+      else ifeq ($(MCU_SERIES)_$(MCU_LDSCRIPT), STM32F0xx_STM32F072xB)
+        SRC += $(PLATFORM_COMMON_DIR)/eeprom_stm32.c
+        SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
+        OPT_DEFS += -DEEPROM_EMU_STM32F072xB
+        OPT_DEFS += -DSTM32_EEPROM_ENABLE
+      else
+        # This will effectively work the same as "transient" if not supported by the chip
+        SRC += $(PLATFORM_COMMON_DIR)/eeprom_teensy.c
+      endif
+    else ifeq ($(PLATFORM),ARM_ATSAM)
+      SRC += $(PLATFORM_COMMON_DIR)/eeprom.c
+    else ifeq ($(PLATFORM),TEST)
+      SRC += $(PLATFORM_COMMON_DIR)/eeprom.c
+    endif
+  endif
+endif
+
 ifeq ($(strip $(DYNAMIC_MACRO_ENABLE)), yes)
     SRC += $(QUANTUM_DIR)/process_keycode/process_dynamic_macro.c
     OPT_DEFS += -DDYNAMIC_MACRO_ENABLE
diff --git a/drivers/arm/i2c_master.c b/drivers/arm/i2c_master.c
index 5a03b9f306..9ced3d2e3e 100644
--- a/drivers/arm/i2c_master.c
+++ b/drivers/arm/i2c_master.c
@@ -91,6 +91,10 @@ i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16
     return chibios_to_qmk(&status);
 }
 
+i2c_status_t i2c_transmit_receive(uint8_t address, uint8_t * tx_body, uint16_t tx_length, uint8_t * rx_body, uint16_t rx_length) {
+  return i2cMasterTransmitTimeout(&I2C_DRIVER, address/2, tx_body, tx_length, rx_body, rx_length, MS2ST(100));
+}
+
 i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout) {
     i2c_address = devaddr;
     i2cStart(&I2C_DRIVER, &i2cconfig);
diff --git a/drivers/eeprom/eeprom_driver.c b/drivers/eeprom/eeprom_driver.c
new file mode 100644
index 0000000000..3835e5e9d0
--- /dev/null
+++ b/drivers/eeprom/eeprom_driver.c
@@ -0,0 +1,73 @@
+/* Copyright 2019 Nick Brassel (tzarc)
+ *
+ * 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 <stdint.h>
+#include <string.h>
+
+#include "eeprom_driver.h"
+
+uint8_t eeprom_read_byte(const uint8_t *addr) {
+    uint8_t ret;
+    eeprom_read_block(&ret, addr, 1);
+    return ret;
+}
+
+uint16_t eeprom_read_word(const uint16_t *addr) {
+    uint16_t ret;
+    eeprom_read_block(&ret, addr, 2);
+    return ret;
+}
+
+uint32_t eeprom_read_dword(const uint32_t *addr) {
+    uint32_t ret;
+    eeprom_read_block(&ret, addr, 4);
+    return ret;
+}
+
+void eeprom_write_byte(uint8_t *addr, uint8_t value) { eeprom_write_block(&value, addr, 1); }
+
+void eeprom_write_word(uint16_t *addr, uint16_t value) { eeprom_write_block(&value, addr, 2); }
+
+void eeprom_write_dword(uint32_t *addr, uint32_t value) { eeprom_write_block(&value, addr, 4); }
+
+void eeprom_update_block(const void *buf, void *addr, size_t len) {
+    uint8_t read_buf[len];
+    eeprom_read_block(read_buf, addr, len);
+    if (memcmp(buf, read_buf, len) != 0) {
+        eeprom_write_block(buf, addr, len);
+    }
+}
+
+void eeprom_update_byte(uint8_t *addr, uint8_t value) {
+    uint8_t orig = eeprom_read_byte(addr);
+    if (orig != value) {
+        eeprom_write_byte(addr, value);
+    }
+}
+
+void eeprom_update_word(uint16_t *addr, uint16_t value) {
+    uint16_t orig = eeprom_read_word(addr);
+    if (orig != value) {
+        eeprom_write_word(addr, value);
+    }
+}
+
+void eeprom_update_dword(uint32_t *addr, uint32_t value) {
+    uint32_t orig = eeprom_read_dword(addr);
+    if (orig != value) {
+        eeprom_write_dword(addr, value);
+    }
+}
diff --git a/drivers/eeprom/eeprom_driver.h b/drivers/eeprom/eeprom_driver.h
new file mode 100644
index 0000000000..74592bc8f0
--- /dev/null
+++ b/drivers/eeprom/eeprom_driver.h
@@ -0,0 +1,22 @@
+/* Copyright 2019 Nick Brassel (tzarc)
+ *
+ * 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
+
+#include "eeprom.h"
+
+void eeprom_driver_init(void);
+void eeprom_driver_erase(void);
diff --git a/drivers/eeprom/eeprom_i2c.c b/drivers/eeprom/eeprom_i2c.c
new file mode 100644
index 0000000000..10bd4a1be1
--- /dev/null
+++ b/drivers/eeprom/eeprom_i2c.c
@@ -0,0 +1,120 @@
+/* Copyright 2019 Nick Brassel (tzarc)
+ *
+ * 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 <stdint.h>
+#include <string.h>
+
+/*
+    Note that the implementations of eeprom_XXXX_YYYY on AVR are normally
+    provided by avr-libc. The same functions are reimplemented below and are
+    rerouted to the external i2c equivalent.
+
+    Seemingly, as this is compiled from within QMK, the object file generated
+    during the build overrides the avr-libc implementation during the linking
+    stage.
+
+    On other platforms such as ARM, there are no provided implementations, so
+    there is nothing to override during linkage.
+*/
+
+#include "wait.h"
+#include "i2c_master.h"
+#include "eeprom.h"
+#include "eeprom_i2c.h"
+
+// #define DEBUG_EEPROM_OUTPUT
+
+#ifdef DEBUG_EEPROM_OUTPUT
+#    include "print.h"
+#endif  // DEBUG_EEPROM_OUTPUT
+
+static inline void init_i2c_if_required(void) {
+    static int done = 0;
+    if (!done) {
+        i2c_init();
+        done = 1;
+    }
+}
+
+static inline void fill_target_address(uint8_t *buffer, const void *addr) {
+    intptr_t p = (intptr_t)addr;
+    for (int i = 0; i < EXTERNAL_EEPROM_ADDRESS_SIZE; ++i) {
+        buffer[EXTERNAL_EEPROM_ADDRESS_SIZE - 1 - i] = p & 0xFF;
+        p >>= 8;
+    }
+}
+
+void eeprom_driver_init(void) {}
+
+void eeprom_driver_erase(void) {
+    uint8_t buf[EXTERNAL_EEPROM_PAGE_SIZE];
+    memset(buf, 0x00, EXTERNAL_EEPROM_PAGE_SIZE);
+    for (intptr_t addr = 0; addr < EXTERNAL_EEPROM_BYTE_COUNT; addr += EXTERNAL_EEPROM_PAGE_SIZE) {
+        eeprom_write_block(buf, (void *)addr, EXTERNAL_EEPROM_PAGE_SIZE);
+    }
+}
+
+void eeprom_read_block(void *buf, const void *addr, size_t len) {
+    uint8_t complete_packet[EXTERNAL_EEPROM_ADDRESS_SIZE];
+    fill_target_address(complete_packet, addr);
+
+    init_i2c_if_required();
+    i2c_transmit(EXTERNAL_EEPROM_I2C_ADDRESS((intptr_t)addr), complete_packet, EXTERNAL_EEPROM_ADDRESS_SIZE, 100);
+    i2c_receive(EXTERNAL_EEPROM_I2C_ADDRESS((intptr_t)addr), buf, len, 100);
+
+#ifdef DEBUG_EEPROM_OUTPUT
+    uprintf("[EEPROM R] 0x%04X: ", ((int)addr));
+    for (size_t i = 0; i < len; ++i) {
+        uprintf(" %02X", (int)(((uint8_t *)buf)[i]));
+    }
+    uprintf("\n");
+#endif  // DEBUG_EEPROM_OUTPUT
+}
+
+void eeprom_write_block(const void *buf, void *addr, size_t len) {
+    uint8_t  complete_packet[EXTERNAL_EEPROM_ADDRESS_SIZE + EXTERNAL_EEPROM_PAGE_SIZE];
+    uint8_t *read_buf    = (uint8_t *)buf;
+    intptr_t target_addr = (intptr_t)addr;
+
+    init_i2c_if_required();
+    while (len > 0) {
+        intptr_t page_offset  = target_addr % EXTERNAL_EEPROM_PAGE_SIZE;
+        int      write_length = EXTERNAL_EEPROM_PAGE_SIZE - page_offset;
+        if (write_length > len) {
+            write_length = len;
+        }
+
+        fill_target_address(complete_packet, (const void *)target_addr);
+        for (uint8_t i = 0; i < write_length; i++) {
+            complete_packet[EXTERNAL_EEPROM_ADDRESS_SIZE + i] = read_buf[i];
+        }
+
+#ifdef DEBUG_EEPROM_OUTPUT
+        uprintf("[EEPROM W] 0x%04X: ", ((int)target_addr));
+        for (uint8_t i = 0; i < write_length; i++) {
+            uprintf(" %02X", (int)(read_buf[i]));
+        }
+        uprintf("\n");
+#endif  // DEBUG_EEPROM_OUTPUT
+
+        i2c_transmit(EXTERNAL_EEPROM_I2C_ADDRESS((intptr_t)addr), complete_packet, EXTERNAL_EEPROM_ADDRESS_SIZE + write_length, 100);
+        wait_ms(EXTERNAL_EEPROM_WRITE_TIME);
+
+        read_buf += write_length;
+        target_addr += write_length;
+        len -= write_length;
+    }
+}
diff --git a/drivers/eeprom/eeprom_i2c.h b/drivers/eeprom/eeprom_i2c.h
new file mode 100644
index 0000000000..51bce825b0
--- /dev/null
+++ b/drivers/eeprom/eeprom_i2c.h
@@ -0,0 +1,115 @@
+/* Copyright 2019 Nick Brassel (tzarc)
+ *
+ * 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
+
+/*
+    Default device configurations:
+
+    For the Sparkfun Qwiic I2C EEPROM module: https://www.sparkfun.com/products/14764
+        #define EEPROM_I2C_CAT24C512 // (part number 24512A)
+        #define EEPROM_I2C_RM24C512C // (part number 24512C)
+
+    For the Sparkfun I2C EEPROM chip: https://www.sparkfun.com/products/525
+        #define EEPROM_I2C_24LC256
+
+    For the Adafruit I2C FRAM chip: https://www.adafruit.com/product/1895
+        #define EEPROM_I2C_MB85RC256V
+*/
+#if defined(EEPROM_I2C_CAT24C512)
+#    define EXTERNAL_EEPROM_BYTE_COUNT 65536
+#    define EXTERNAL_EEPROM_PAGE_SIZE 128
+#    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
+#    define EXTERNAL_EEPROM_WRITE_TIME 5
+#elif defined(EEPROM_I2C_RM24C512C)
+#    define EXTERNAL_EEPROM_BYTE_COUNT 65536
+#    define EXTERNAL_EEPROM_PAGE_SIZE 128
+#    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
+#    define EXTERNAL_EEPROM_WRITE_TIME 3
+#elif defined(EEPROM_I2C_24LC256)
+#    define EXTERNAL_EEPROM_BYTE_COUNT 32768
+#    define EXTERNAL_EEPROM_PAGE_SIZE 64
+#    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
+#    define EXTERNAL_EEPROM_WRITE_TIME 5
+#elif defined(EEPROM_I2C_24LC128)
+#    define EXTERNAL_EEPROM_BYTE_COUNT 16384
+#    define EXTERNAL_EEPROM_PAGE_SIZE 64
+#    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
+#    define EXTERNAL_EEPROM_WRITE_TIME 5
+#elif defined(EEPROM_I2C_MB85RC256V)
+#    define EXTERNAL_EEPROM_BYTE_COUNT 32768
+#    define EXTERNAL_EEPROM_PAGE_SIZE 128
+#    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
+#    define EXTERNAL_EEPROM_WRITE_TIME 0
+#endif
+
+/*
+    The base I2C address of the EEPROM.
+    This needs to be shifted up by 1, to match i2c_master requirements.
+*/
+#ifndef EXTERNAL_EEPROM_I2C_BASE_ADDRESS
+#    define EXTERNAL_EEPROM_I2C_BASE_ADDRESS 0b10100000
+#endif
+
+/*
+    The calculated I2C address based on the input memory location.
+
+    For EEPROM chips that embed part of the memory location in the I2C address
+    such as AT24M02 you can use something similar to the following (ensuring the
+    result is shifted by left by 1):
+
+    #define EXTERNAL_EEPROM_I2C_ADDRESS(loc) \
+        (EXTERNAL_EEPROM_I2C_BASE_ADDRESS | ((((loc) >> 16) & 0x07) << 1))
+
+*/
+#ifndef EXTERNAL_EEPROM_I2C_ADDRESS
+#    define EXTERNAL_EEPROM_I2C_ADDRESS(loc) (EXTERNAL_EEPROM_I2C_BASE_ADDRESS)
+#endif
+
+/*
+    The total size of the EEPROM, in bytes. The EEPROM datasheet will usually
+    specify this value in kbits, and will require conversion to bytes.
+*/
+#ifndef EXTERNAL_EEPROM_BYTE_COUNT
+#    define EXTERNAL_EEPROM_BYTE_COUNT 8192
+#endif
+
+/*
+    The page size in bytes of the EEPROM, as specified in the datasheet.
+*/
+#ifndef EXTERNAL_EEPROM_PAGE_SIZE
+#    define EXTERNAL_EEPROM_PAGE_SIZE 32
+#endif
+
+/*
+    The address size in bytes of the EEPROM. For EEPROMs with <=256 bytes, this
+    will likely be 1. For EEPROMs >256 and <=65536, this will be 2. For EEPROMs
+    >65536, this will likely need to be 2 with the modified variant of
+    EXTERNAL_EEPROM_I2C_ADDRESS above.
+
+    As expected, consult the datasheet for specifics of your EEPROM.
+*/
+#ifndef EXTERNAL_EEPROM_ADDRESS_SIZE
+#    define EXTERNAL_EEPROM_ADDRESS_SIZE 2
+#endif
+
+/*
+    The write cycle time of the EEPROM in milliseconds, as specified in the
+    datasheet.
+*/
+#ifndef EXTERNAL_EEPROM_WRITE_TIME
+#    define EXTERNAL_EEPROM_WRITE_TIME 5
+#endif
diff --git a/drivers/eeprom/eeprom_transient.c b/drivers/eeprom/eeprom_transient.c
new file mode 100644
index 0000000000..318a827900
--- /dev/null
+++ b/drivers/eeprom/eeprom_transient.c
@@ -0,0 +1,52 @@
+/* Copyright 2019 Nick Brassel (tzarc)
+ *
+ * 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 <stdint.h>
+#include <string.h>
+
+#include "eeprom_driver.h"
+#include "eeprom_transient.h"
+
+static uint8_t transientBuffer[TRANSIENT_EEPROM_SIZE] = {0};
+
+size_t clamp_length(intptr_t offset, size_t len) {
+    if (offset + len > TRANSIENT_EEPROM_SIZE) {
+        len = TRANSIENT_EEPROM_SIZE - offset;
+    }
+
+    return len;
+}
+
+void eeprom_driver_init(void) { eeprom_driver_erase(); }
+
+void eeprom_driver_erase(void) { memset(transientBuffer, 0x00, TRANSIENT_EEPROM_SIZE); }
+
+void eeprom_read_block(void *buf, const void *addr, size_t len) {
+    intptr_t offset = (intptr_t)addr;
+    memset(buf, 0x00, len);
+    len = clamp_length(offset, len);
+    if (len > 0) {
+        memcpy(buf, &transientBuffer[offset], len);
+    }
+}
+
+void eeprom_write_block(const void *buf, void *addr, size_t len) {
+    intptr_t offset = (intptr_t)addr;
+    len             = clamp_length(offset, len);
+    if (len > 0) {
+        memcpy(&transientBuffer[offset], buf, len);
+    }
+}
diff --git a/drivers/eeprom/eeprom_transient.h b/drivers/eeprom/eeprom_transient.h
new file mode 100644
index 0000000000..a739fe393a
--- /dev/null
+++ b/drivers/eeprom/eeprom_transient.h
@@ -0,0 +1,24 @@
+/* Copyright 2019 Nick Brassel (tzarc)
+ *
+ * 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
+
+/*
+    The size of the transient EEPROM buffer size.
+*/
+#ifndef TRANSIENT_EEPROM_SIZE
+#    define TRANSIENT_EEPROM_SIZE 64
+#endif
diff --git a/keyboards/moonlander/config.h b/keyboards/moonlander/config.h
new file mode 100644
index 0000000000..fce0ce857d
--- /dev/null
+++ b/keyboards/moonlander/config.h
@@ -0,0 +1,114 @@
+/*
+Copyright 2018 Jack Humbert <jack.humb@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
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+// clang-format off
+#define VENDOR_ID       0x3297
+#define PRODUCT_ID      0x1969
+#define MANUFACTURER    ZSA
+#define PRODUCT         Moonlander
+#define DESCRIPTION     A keyboard
+#define DEVICE_VER      0x0001
+#define WEBUSB_LANDING_PAGE_URL u8"configure.ergodox-ez.com"
+
+// clang-format on
+
+/* key matrix size */
+#define MATRIX_ROWS 12
+#define MATRIX_COLS 7
+
+/* Planck PCB default pin-out */
+// #define MATRIX_ROW_PINS { B10, B11, B12, B13, B14, B15 }
+// #define MATRIX_COL_PINS { A0, A1, A2, A3, A4, A5, A6 }
+
+// #define MCP23_ROW_PINS { GPB5, GBP4, GBP3, GBP2, GBP1, GBP0 }
+// #define MCP23_COL_PINS { GPA0, GBA1, GBA2, GBA3, GBA4, GBA5, GBA6 }
+
+// #define MCP23_LED_R GPB7
+// #define MCP23_LED_G GPB6
+// #define MCP23_LED_B GPA7
+
+#define EEPROM_I2C_24LC128
+
+// Not needed, is default address:
+// #define EXTERNAL_EEPROM_I2C_BASE_ADDRESS 0b10100000
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION ROW2COL
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+//#define NO_DEBUG
+
+/* disable print */
+//#define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+#ifndef LINK_TIME_OPTIMIZATION_ENABLE
+#    define NO_ACTION_MACRO
+#    define NO_ACTION_FUNCTION
+#endif
+
+#define I2C1_CLOCK_SPEED 400000
+
+#define DRIVER_ADDR_1 0b1110100
+#define DRIVER_ADDR_2 0b1110111
+
+#define DRIVER_COUNT 2
+#define DRIVER_1_LED_TOTAL 36
+#define DRIVER_2_LED_TOTAL 36
+#define DRIVER_LED_TOTAL (DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL)
+#define RGB_MATRIX_CENTER \
+    { 125, 26 }
+#define RGB_MATRIX_MAXIMUM_BRIGHTNESS 175 // limits maximum brightness of LEDs to 200 out of 255. If not defined maximum brightness is set to 255
+#define RGB_MATRIX_FRAMEBUFFER_EFFECTS
+#define RGB_MATRIX_KEYPRESSES
+#define RGB_DISABLE_WHEN_USB_SUSPENDED true
+
+// #define RGB_MATRIX_LED_PROCESS_LIMIT 5
+// #define RGB_MATRIX_LED_FLUSH_LIMIT 26
+
+#define IGNORE_MOD_TAP_INTERRUPT
+
+#define TAPPING_TOGGLE 1
+
+#define MOUSEKEY_INTERVAL 20
+#define MOUSEKEY_DELAY 0
+#define MOUSEKEY_TIME_TO_MAX 60
+#define MOUSEKEY_MAX_SPEED 7
+#define MOUSEKEY_WHEEL_DELAY 0
+
+#define MUSIC_MAP
diff --git a/keyboards/moonlander/keymaps/default/config.h b/keyboards/moonlander/keymaps/default/config.h
new file mode 100644
index 0000000000..8da226b0a6
--- /dev/null
+++ b/keyboards/moonlander/keymaps/default/config.h
@@ -0,0 +1,3 @@
+#pragma once
+
+#define ORYX_CONFIGURATOR
diff --git a/keyboards/moonlander/keymaps/default/keymap.c b/keyboards/moonlander/keymaps/default/keymap.c
new file mode 100644
index 0000000000..260f9f50ea
--- /dev/null
+++ b/keyboards/moonlander/keymaps/default/keymap.c
@@ -0,0 +1,79 @@
+/*
+Copyright 2018 Jack Humbert <jack.humb@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
+#include "version.h"
+
+enum layers {
+    BASE, // default layer
+    SYMB, // symbols
+    MDIA, // media keys
+};
+
+enum custom_keycodes {
+  EPRM = ML_SAFE_RANGE,
+  VRSN,
+};
+
+// clang-format off
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [BASE] = LAYOUT_moonlander(
+        KC_EQL,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_LEFT,           KC_RGHT, KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS,
+        KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    TG(SYMB),         TG(SYMB), KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSLS,
+        KC_BSPC, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_HYPR,           KC_MEH,  KC_H,    KC_J,    KC_K,    KC_L,    LT(MDIA, KC_SCLN), GUI_T(KC_QUOT),
+        KC_LSFT, LCTL_T(KC_Z),KC_X,KC_C,    KC_V,    KC_B,                                KC_N,    KC_M,    KC_COMM, KC_DOT,  LCTL_T(KC_SLSH), KC_LSFT,
+   LT(SYMB,KC_GRV),KC_QUOT,A(KC_LSFT),KC_LEFT, KC_RGHT,       LALT_T(KC_APP),    RCTL_T(KC_ESC),   KC_UP,   KC_DOWN, KC_LBRC, KC_RBRC, TT(SYMB),
+                                            KC_SPC,  KC_BSPC, KC_LGUI,           KC_RALT,  KC_TAB,  KC_ENT
+    ),
+
+    [SYMB] = LAYOUT_moonlander(
+        VRSN,    KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_TRNS,           KC_TRNS, KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,
+        KC_TRNS, KC_EXLM, KC_AT,   KC_LCBR, KC_RCBR, KC_PIPE, KC_TRNS,           KC_TRNS, KC_UP,   KC_7,    KC_8,    KC_9,    KC_ASTR, KC_F12,
+        KC_TRNS, KC_HASH, KC_DLR,  KC_LPRN, KC_RPRN, KC_GRV,  KC_TRNS,           KC_TRNS, KC_DOWN, KC_4,    KC_5,    KC_6,    KC_PLUS, KC_TRNS,
+        KC_TRNS, KC_PERC, KC_CIRC, KC_LBRC, KC_RBRC, KC_TILD,                             KC_AMPR, KC_1,    KC_2,    KC_3,    KC_BSLS, KC_TRNS,
+        EPRM,    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,          RGB_VAI,           RGB_TOG,          KC_TRNS, KC_DOT,  KC_0,    KC_EQL,  KC_TRNS,
+                                            RGB_HUD, RGB_VAD, RGB_HUI, TOGGLE_LAYER_COLOR,KC_TRNS, KC_TRNS
+    ),
+
+    [1] = LAYOUT_moonlander(
+        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_MS_U, 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_MS_L, KC_MS_D, KC_MS_R, KC_TRNS, KC_TRNS,           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_MPLY,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,                             KC_TRNS, KC_TRNS, KC_MPRV, KC_MNXT, KC_TRNS, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS, KC_BTN1, KC_BTN2,         KC_TRNS,            KC_TRNS,               KC_VOLU, KC_VOLD, KC_MUTE, KC_TRNS, KC_TRNS,
+                                            KC_TRNS, KC_TRNS, KC_TRNS,           KC_TRNS, KC_TRNS, KC_TRNS
+    ),
+};
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  if (record->event.pressed) {
+    switch (keycode) {
+      case EPRM:
+        eeconfig_init();
+        return false;
+      case VRSN:
+        SEND_STRING (QMK_KEYBOARD "/" QMK_KEYMAP " @ " QMK_VERSION);
+        return false;
+      #ifdef RGBLIGHT_ENABLE
+      case RGB_SLD:
+        rgblight_mode(1);
+        return false;
+      #endif
+    }
+  }
+  return true;
+}
diff --git a/keyboards/moonlander/keymaps/webusb/config.h b/keyboards/moonlander/keymaps/webusb/config.h
new file mode 100644
index 0000000000..be3110d3b0
--- /dev/null
+++ b/keyboards/moonlander/keymaps/webusb/config.h
@@ -0,0 +1,3 @@
+#pragma once
+
+#include "../default/config.h"
diff --git a/keyboards/moonlander/keymaps/webusb/keymap.c b/keyboards/moonlander/keymaps/webusb/keymap.c
new file mode 100644
index 0000000000..ff7bd09c0c
--- /dev/null
+++ b/keyboards/moonlander/keymaps/webusb/keymap.c
@@ -0,0 +1 @@
+// placeholder
diff --git a/keyboards/moonlander/keymaps/webusb/rules.mk b/keyboards/moonlander/keymaps/webusb/rules.mk
new file mode 100644
index 0000000000..c755201f0d
--- /dev/null
+++ b/keyboards/moonlander/keymaps/webusb/rules.mk
@@ -0,0 +1,4 @@
+SRC += ../default/keymap.c
+-include ../default/rules.mk
+
+WEBUSB_ENABLE = yes
diff --git a/keyboards/moonlander/matrix.c b/keyboards/moonlander/matrix.c
new file mode 100644
index 0000000000..9fef2f2746
--- /dev/null
+++ b/keyboards/moonlander/matrix.c
@@ -0,0 +1,262 @@
+/*
+Copyright 2018 Jack Humbert <jack.humb@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 <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+#include "hal.h"
+#include "timer.h"
+#include "wait.h"
+#include "printf.h"
+#include "matrix.h"
+#include "action.h"
+#include "keycode.h"
+#include <string.h>
+#include "moonlander.h"
+#include "i2c_master.h"
+#include "debounce.h"
+
+/*
+#define MATRIX_ROW_PINS { B10, B11, B12, B13, B14, B15 } outputs
+#define MATRIX_COL_PINS { A0, A1, A2, A3, A6, A7, B0 }   inputs
+ */
+/* matrix state(1:on, 0:off) */
+static matrix_row_t matrix[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing_right[MATRIX_COLS];
+static bool         debouncing            = false;
+static uint16_t     debouncing_time       = 0;
+static bool         debouncing_right      = false;
+static uint16_t     debouncing_time_right = 0;
+
+#define ROWS_PER_HAND (MATRIX_ROWS / 2)
+
+extern bool mcp23018_leds[3];
+extern bool is_launching;
+
+__attribute__((weak)) void matrix_init_user(void) {}
+
+__attribute__((weak)) void matrix_scan_user(void) {}
+
+__attribute__((weak)) void matrix_init_kb(void) { matrix_init_user(); }
+
+__attribute__((weak)) void matrix_scan_kb(void) { matrix_scan_user(); }
+
+bool           mcp23018_initd = false;
+static uint8_t mcp23018_reset_loop;
+
+uint8_t mcp23018_tx[3];
+uint8_t mcp23018_rx[1];
+
+void mcp23018_init(void) {
+    i2c_init();
+    i2c_start(MCP23018_DEFAULT_ADDRESS << 1);
+
+    // #define MCP23_ROW_PINS { GPB5, GBP4, GBP3, GBP2, GBP1, GBP0 }       outputs
+    // #define MCP23_COL_PINS { GPA0, GBA1, GBA2, GBA3, GBA4, GBA5, GBA6 } inputs
+
+    mcp23018_tx[0] = 0x00;        // IODIRA
+    mcp23018_tx[1] = 0b00000000;  // A is output
+    mcp23018_tx[2] = 0b00111111;  // B is inputs
+
+    if (MSG_OK != i2c_transmit(MCP23018_DEFAULT_ADDRESS << 1, mcp23018_tx, 3, I2C_TIMEOUT)) {
+        printf("error hori\n");
+    } else {
+        mcp23018_tx[0] = 0x0C;        // GPPUA
+        mcp23018_tx[1] = 0b10000000;  // A is not pulled-up
+        mcp23018_tx[2] = 0b11111111;  // B is pulled-up
+
+        if (MSG_OK != i2c_transmit(MCP23018_DEFAULT_ADDRESS << 1, mcp23018_tx, 3, I2C_TIMEOUT)) {
+            printf("error hori\n");
+        } else {
+            mcp23018_initd = is_launching = true;
+        }
+    }
+}
+
+void matrix_init(void) {
+    printf("matrix init\n");
+    // debug_matrix = true;
+
+    // outputs
+    setPinOutput(B10);
+    setPinOutput(B11);
+    setPinOutput(B12);
+    setPinOutput(B13);
+    setPinOutput(B14);
+    setPinOutput(B15);
+
+    // inputs
+    setPinInputLow(A0);
+    setPinInputLow(A1);
+    setPinInputLow(A2);
+    setPinInputLow(A3);
+    setPinInputLow(A6);
+    setPinInputLow(A7);
+    setPinInputLow(B0);
+
+    memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t));
+    memset(matrix_debouncing, 0, MATRIX_ROWS * sizeof(matrix_row_t));
+    memset(matrix_debouncing_right, 0, MATRIX_COLS * sizeof(matrix_row_t));
+
+    mcp23018_init();
+
+    matrix_init_quantum();
+}
+
+uint8_t matrix_scan(void) {
+    bool changed = false;
+
+    matrix_row_t data = 0;
+    // actual matrix
+    for (uint8_t row = 0; row < ROWS_PER_HAND; row++) {
+        // strobe row
+        switch (row) {
+            case 0: writePinHigh(B10); break;
+            case 1: writePinHigh(B11); break;
+            case 2: writePinHigh(B12); break;
+            case 3: writePinHigh(B13); break;
+            case 4: writePinHigh(B14); break;
+            case 5: writePinHigh(B15); break;
+        }
+
+        // need wait to settle pin state
+        wait_us(20);
+
+        // read col data
+        data = (
+            (readPin(A0) << 0 ) |
+            (readPin(A1) << 1 ) |
+            (readPin(A2) << 2 ) |
+            (readPin(A3) << 3 ) |
+            (readPin(A6) << 4 ) |
+            (readPin(A7) << 5 ) |
+            (readPin(B0) << 6 )
+        );
+
+        // unstrobe  row
+        switch (row) {
+            case 0: writePinLow(B10); break;
+            case 1: writePinLow(B11); break;
+            case 2: writePinLow(B12); break;
+            case 3: writePinLow(B13); break;
+            case 4: writePinLow(B14); break;
+            case 5: writePinLow(B15); break;
+        }
+
+        if (matrix_debouncing[row] != data) {
+            matrix_debouncing[row] = data;
+            debouncing             = true;
+            debouncing_time        = timer_read();
+            changed                = true;
+        }
+    }
+
+    for (uint8_t row = 0; row <= ROWS_PER_HAND; row++) {
+        // right side
+
+        if (!mcp23018_initd) {
+            if (++mcp23018_reset_loop == 0) {
+                // if (++mcp23018_reset_loop >= 1300) {
+                // since mcp23018_reset_loop is 8 bit - we'll try to reset once in 255 matrix scans
+                // this will be approx bit more frequent than once per second
+                print("trying to reset mcp23018\n");
+                mcp23018_init();
+                if (!mcp23018_initd) {
+                    print("left side not responding\n");
+                } else {
+                    print("left side attached\n");
+#ifdef RGB_MATRIX_ENABLE
+                    rgb_matrix_init();
+#endif
+                }
+            }
+        }
+
+        // #define MCP23_ROW_PINS { GPB5, GBP4, GBP3, GBP2, GBP1, GBP0 }       outputs
+        // #define MCP23_COL_PINS { GPA0, GBA1, GBA2, GBA3, GBA4, GBA5, GBA6 } inputs
+
+        // select row
+
+        mcp23018_tx[0] = 0x12;                                                                   // GPIOA
+        mcp23018_tx[1] = (0b01111111 & ~(1 << (row))) | ((uint8_t)!mcp23018_leds[2] << 7);       // activate row
+        mcp23018_tx[2] = ((uint8_t)!mcp23018_leds[1] << 6) | ((uint8_t)!mcp23018_leds[0] << 7);  // activate row
+
+        if (MSG_OK != i2c_transmit(MCP23018_DEFAULT_ADDRESS << 1, mcp23018_tx, 3, I2C_TIMEOUT)) {
+            printf("error hori\n");
+            mcp23018_initd = false;
+        }
+
+        // read col
+
+        mcp23018_tx[0] = 0x13;  // GPIOB
+        if (MSG_OK != i2c_readReg(MCP23018_DEFAULT_ADDRESS << 1, mcp23018_tx[0], &mcp23018_rx[0], 1, I2C_TIMEOUT)) {
+            printf("error vert\n");
+            mcp23018_initd = false;
+        }
+
+        data = ~(mcp23018_rx[0] & 0b00111111);
+        // data = 0x01;
+
+        if (matrix_debouncing_right[row] != data) {
+            matrix_debouncing_right[row] = data;
+            debouncing_right             = true;
+            debouncing_time_right        = timer_read();
+            changed                      = true;
+        }
+    }
+
+    if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) {
+        for (int row = 0; row < ROWS_PER_HAND; row++) {
+            matrix[row] = matrix_debouncing[row];
+        }
+        debouncing = false;
+    }
+
+    if (debouncing_right && timer_elapsed(debouncing_time_right) > DEBOUNCE && mcp23018_initd) {
+        for (int row = 0; row < ROWS_PER_HAND; row++) {
+            matrix[11 - row] = 0;
+            for (int col = 0; col < MATRIX_COLS; col++) {
+                matrix[11 - row] |= ((matrix_debouncing_right[6 - col] & (1 << row) ? 1 : 0) << col);
+            }
+        }
+        debouncing_right = false;
+    }
+
+    matrix_scan_quantum();
+
+    return (uint8_t)changed;
+}
+
+bool matrix_is_on(uint8_t row, uint8_t col) { return (matrix[row] & (1 << col)); }
+
+matrix_row_t matrix_get_row(uint8_t row) { return matrix[row]; }
+
+void matrix_print(void) {
+    printf("\nr/c 01234567\n");
+    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+        printf("%X0: ", row);
+        matrix_row_t data = matrix_get_row(row);
+        for (int col = 0; col < MATRIX_COLS; col++) {
+            if (data & (1 << col))
+                printf("1");
+            else
+                printf("0");
+        }
+        printf("\n");
+    }
+}
diff --git a/keyboards/moonlander/moonlander.c b/keyboards/moonlander/moonlander.c
new file mode 100644
index 0000000000..61ef892139
--- /dev/null
+++ b/keyboards/moonlander/moonlander.c
@@ -0,0 +1,425 @@
+/*
+Copyright 2018 Jack Humbert <jack.humb@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 "moonlander.h"
+#ifdef WEBUSB_ENABLE
+#include "webusb.h"
+#endif
+
+keyboard_config_t keyboard_config;
+
+bool mcp23018_leds[3] = {0, 0, 0};
+bool is_launching = false;
+
+void moonlander_led_task(void) {
+    if (is_launching) {
+        ML_LED_1(false);
+        ML_LED_2(false);
+        ML_LED_3(false);
+        ML_LED_4(false);
+        ML_LED_5(false);
+        ML_LED_6(false);
+
+        ML_LED_1(true);
+        wait_ms(250);
+        ML_LED_2(true);
+        wait_ms(250);
+        ML_LED_3(true);
+        wait_ms(250);
+        ML_LED_4(true);
+        wait_ms(250);
+        ML_LED_5(true);
+        wait_ms(250);
+        ML_LED_6(true);
+        wait_ms(250);
+        ML_LED_1(false);
+        wait_ms(250);
+        ML_LED_2(false);
+        wait_ms(250);
+        ML_LED_3(false);
+        wait_ms(250);
+        ML_LED_4(false);
+        wait_ms(250);
+        ML_LED_5(false);
+        wait_ms(250);
+        ML_LED_6(false);
+        wait_ms(250);
+        is_launching = false;
+        layer_state_set_kb(layer_state);
+    }
+#ifdef WEBUSB_ENABLE
+    if (webusb_state.pairing == true) {
+        static uint8_t led_mask;
+
+        ML_LED_1(false);
+        ML_LED_2(false);
+        ML_LED_3(false);
+        ML_LED_4(false);
+        ML_LED_5(false);
+        ML_LED_6(false);
+
+        if (!led_mask) {
+            led_mask = 1;
+        } else {
+            led_mask++;
+            if (led_mask > 10) led_mask = 1;
+        }
+        switch (led_mask) {
+            case 1:
+                ML_LED_1(true);
+                break;
+            case 2:
+            case 10:
+                ML_LED_2(true);
+                break;
+            case 3:
+            case 9:
+                ML_LED_3(true);
+                break;
+            case 4:
+            case 8:
+                ML_LED_4(true);
+                break;
+            case 5:
+            case 7:
+                ML_LED_5(true);
+                break;
+            case 6:
+                ML_LED_6(true);
+                break;
+        }
+        wait_ms(150);
+    }
+#endif
+}
+
+static THD_WORKING_AREA(waLEDThread, 128);
+static THD_FUNCTION(LEDThread, arg) {
+    (void)arg;
+    chRegSetThreadName("LEDThread");
+    while (true) {
+        moonlander_led_task();
+    }
+}
+
+
+void keyboard_pre_init_kb(void) {
+    setPinOutput(B5);
+    setPinOutput(B4);
+    setPinOutput(B3);
+
+    writePinLow(B5);
+    writePinLow(B4);
+    writePinLow(B3);
+
+
+    chThdCreateStatic(waLEDThread, sizeof(waLEDThread), NORMALPRIO-16, LEDThread, NULL);
+
+    /* the array is initialized to 0, no need to re-set it here */
+    // mcp23018_leds[0] = 0;  // blue
+    // mcp23018_leds[1] = 0;  // green
+    // mcp23018_leds[2] = 0;  // red
+
+    keyboard_pre_init_user();
+}
+
+layer_state_t layer_state_set_kb(layer_state_t state) {
+    state         = layer_state_set_user(state);
+    if (is_launching) return state;
+
+    ML_LED_1(0);
+    ML_LED_2(0);
+    ML_LED_3(0);
+    ML_LED_4(0);
+    ML_LED_5(0);
+    ML_LED_6(0);
+
+    uint8_t layer = get_highest_layer(state);
+    switch (layer) {
+        case 1:
+            ML_LED_1(1);
+            ML_LED_4(1);
+            break;
+        case 2:
+            ML_LED_2(1);
+            ML_LED_5(1);
+            break;
+        case 3:
+            ML_LED_3(1);
+            break;
+        case 4:
+            ML_LED_4(1);
+            break;
+        case 5:
+            ML_LED_5(1);
+            break;
+        case 6:
+            ML_LED_6(1);
+            break;
+        default:
+            break;
+    }
+
+    return state;
+}
+
+#ifdef RGB_MATRIX_ENABLE
+// clang-format off
+const is31_led g_is31_leds[DRIVER_LED_TOTAL] = {
+/* Refer to IS31 manual for these locations
+ *   driver
+ *   |  R location
+ *   |  |      G location
+ *   |  |      |      B location
+ *   |  |      |      | */
+    {0, C3_2,  C1_1,  C4_2}, // 1
+    {0, C2_2,  C1_2,  C4_3},
+    {0, C2_3,  C1_3,  C3_3},
+    {0, C2_4,  C1_4,  C3_4},
+    {0, C2_5,  C1_5,  C3_5},
+    {0, C2_6,  C1_6,  C3_6},
+    {0, C2_7,  C1_7,  C3_7},
+    {0, C2_8,  C1_8,  C3_8},
+    {0, C3_1,  C2_1,  C4_1},
+
+    {0, C7_8,  C6_8,  C8_8}, // 10
+    {0, C7_7,  C6_7,  C9_8},
+    {0, C8_7,  C6_6,  C9_7},
+    {0, C8_6,  C7_6,  C9_6},
+    {0, C8_5,  C7_5,  C9_5},
+    {0, C8_4,  C7_4,  C9_4},
+    {0, C8_3,  C7_3,  C9_3},
+    {0, C8_2,  C7_2,  C9_2},
+    {0, C8_1,  C7_1,  C9_1},
+
+    {0, C3_10,  C1_9,   C4_10}, // 19
+    {0, C2_10,  C1_10,  C4_11},
+    {0, C2_11,  C1_11,  C3_11},
+    {0, C2_12,  C1_12,  C3_12},
+    {0, C2_13,  C1_13,  C3_13},
+    {0, C2_14,  C1_14,  C3_14},
+    {0, C2_15,  C1_15,  C3_15},
+    {0, C2_16,  C1_16,  C3_16},
+    {0, C3_9,   C2_9,   C4_9},
+
+    {0, C7_16,  C6_16,  C8_16}, // 28
+    {0, C7_15,  C6_15,  C9_16},
+    {0, C8_15,  C6_14,  C9_15},
+    {0, C8_10,  C7_10,  C9_10},
+    {0, C8_9,   C7_9,   C9_9},
+    {0, C8_11,  C7_11,  C9_11},
+    {0, C8_12,  C7_12,  C9_12},
+    {0, C8_13,  C7_13,  C9_13},
+    {0, C8_14,  C7_14,  C9_14},
+
+    {1, C3_2,  C1_1,  C4_2}, // 1
+    {1, C2_2,  C1_2,  C4_3},
+    {1, C2_3,  C1_3,  C3_3},
+    {1, C2_4,  C1_4,  C3_4},
+    {1, C2_5,  C1_5,  C3_5},
+    {1, C2_6,  C1_6,  C3_6},
+    {1, C2_7,  C1_7,  C3_7},
+    {1, C2_8,  C1_8,  C3_8},
+    {1, C3_1,  C2_1,  C4_1},
+
+    {1, C7_8,  C6_8,  C8_8}, // 10
+    {1, C7_7,  C6_7,  C9_8},
+    {1, C8_7,  C6_6,  C9_7},
+    {1, C8_6,  C7_6,  C9_6},
+    {1, C8_5,  C7_5,  C9_5},
+    {1, C8_4,  C7_4,  C9_4},
+    {1, C8_3,  C7_3,  C9_3},
+    {1, C8_2,  C7_2,  C9_2},
+    {1, C8_1,  C7_1,  C9_1},
+
+    {1, C3_10,  C1_9,   C4_10}, // 19
+    {1, C2_10,  C1_10,  C4_11},
+    {1, C2_11,  C1_11,  C3_11},
+    {1, C2_12,  C1_12,  C3_12},
+    {1, C2_13,  C1_13,  C3_13},
+    {1, C2_14,  C1_14,  C3_14},
+    {1, C2_15,  C1_15,  C3_15},
+    {1, C2_16,  C1_16,  C3_16},
+    {1, C3_9,   C2_9,   C4_9},
+
+    {1, C7_16,  C6_16,  C8_16}, // 28
+    {1, C7_15,  C6_15,  C9_16},
+    {1, C8_15,  C6_14,  C9_15},
+    {1, C8_10,  C7_10,  C9_10},
+    {1, C8_9,   C7_9,   C9_9},
+    {1, C8_11,  C7_11,  C9_11},
+    {1, C8_12,  C7_12,  C9_12},
+    {1, C8_13,  C7_13,  C9_13},
+    {1, C8_14,  C7_14,  C9_14},
+
+};
+
+led_config_t g_led_config = { {
+    {   0,  5, 10, 15, 20, 25, 29 },
+    {   1,  6, 11, 16, 21, 26, 30 },
+    {   2,  7, 12, 17, 22, 27, 31 },
+    {   3,  8, 13, 18, 23, 28, NO_LED },
+    {   4,  9, 14, 19, 24, NO_LED, NO_LED },
+    {  32, 33, 34, 35, NO_LED, NO_LED, NO_LED },
+    {  65, 61, 56, 51, 46, 41, 36 },
+    {  66, 62, 57, 52, 47, 42, 37 },
+    {  67, 63, 58, 53, 48, 43, 38 },
+    {  NO_LED, 64, 59, 54, 49, 44, 39 },
+    {  NO_LED, NO_LED, 60, 55, 50, 45, 40 },
+    {  NO_LED, NO_LED, NO_LED, 71, 70, 69, 68 },
+}, {
+    {   0,   0 }, {   0,  12 }, {   0,  25 }, {   0,  38 }, {   0,  51 },
+    {  17,   0 }, {  17,  12 }, {  17,  25 }, {  17,  38 }, {  17,  51 },
+    {  34,   0 }, {  34,  12 }, {  34,  25 }, {  34,  38 }, {  34,  51 },
+    {  51,   0 }, {  51,  12 }, {  51,  25 }, {  51,  38 }, {  51,  51 },
+    {  68,   0 }, {  68,  12 }, {  68,  25 }, {  68,  38 }, {  68,  51 },
+    {  86,   0 }, {  86,  12 }, {  86,  25 }, {  86,  38 },
+    { 105,   0 }, { 105,  12 }, { 105,  25 },
+    {  90,  55 }, { 105,  68 }, { 116,  86 }, { 116, 59 },
+
+    { 250,   0 }, { 250,  12 }, { 250,  25 }, { 250,  38 }, { 250,  51 },
+    { 233,   0 }, { 233,  12 }, { 233,  25 }, { 233,  38 }, { 233,  51 },
+    { 216,   0 }, { 216,  12 }, { 216,  25 }, { 216,  38 }, { 216,  51 },
+    { 198,   0 }, { 198,  12 }, { 198,  25 }, { 198,  38 }, { 198,  51 },
+    { 181,   0 }, { 181,  12 }, { 181,  25 }, { 181,  38 }, { 181,  51 },
+    { 163,   0 }, { 163,  12 }, { 163,  25 }, { 163,  38 },
+    { 146,   0 }, { 146,  12 }, { 146,  25 },
+    { 161,  55 }, { 161,  68 }, { 146,  86 }, { 131, 59 }
+
+}, {
+    1, 1, 1, 1, 1, 4,
+    4, 4, 4, 1, 4, 4,
+    4, 4, 1, 4, 4, 4,
+    4, 1, 4, 4, 4, 4,
+    1, 4, 4, 4, 4, 4,
+    4, 4, 1, 1, 1, 1,
+    1, 1, 1, 1, 1, 4,
+    4, 4, 4, 1, 4, 4,
+    4, 4, 1, 4, 4, 4,
+    4, 1, 4, 4, 4, 4,
+    1, 4, 4, 4, 4, 4,
+    4, 4, 1, 1, 1, 1
+} };
+// clang-format on
+
+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
+
+#ifdef AUDIO_ENABLE
+bool music_mask_kb(uint16_t keycode) {
+    switch (keycode) {
+        case QK_LAYER_TAP ... QK_ONE_SHOT_LAYER_MAX:
+        case QK_LAYER_TAP_TOGGLE ... QK_LAYER_MOD_MAX:
+        case QK_MOD_TAP ... QK_MOD_TAP_MAX:
+        case AU_ON ... MUV_DE:
+        case RESET:
+        case EEP_RST:
+            return false;
+        default:
+            return music_mask_user(keycode);
+    }
+}
+#endif
+
+#ifdef SWAP_HANDS_ENABLE
+// swap-hands action needs a matrix to define the swap
+// clang-format off
+const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
+    /* Left hand, matrix positions */
+    {{6,6}, {5,6}, {4,6}, {3,6}, {2,6}, {1,6},{0,6}},
+    {{6,7}, {5,7}, {4,7}, {3,7}, {2,7}, {1,7},{0,7}},
+    {{6,8}, {5,8}, {4,8}, {3,8}, {2,8}, {1,8},{0,8}},
+    {{6,9}, {5,9}, {4,9}, {3,9}, {2,9}, {1,9},{0,9}},
+    {{6,10},{5,10},{4,10},{3,10},{2,10},{1,10},{0,10}},
+    {{6,11},{5,11},{4,11},{3,11},{2,11},{1,11},{0,11}},
+    /* Right hand, matrix positions */
+    {{6,0}, {5,0}, {4,0}, {3,0}, {2,0}, {1,0},{0,0}},
+    {{6,1}, {5,1}, {4,1}, {3,1}, {2,1}, {1,1},{0,1}},
+    {{6,2}, {5,2}, {4,2}, {3,2}, {2,2}, {1,2},{0,2}},
+    {{6,3}, {5,3}, {4,3}, {3,3}, {2,3}, {1,3},{0,3}},
+    {{6,4}, {5,4}, {4,4}, {3,4}, {2,4}, {1,4},{0,4}},
+    {{6,5}, {5,5}, {4,5}, {3,5}, {2,5}, {1,5},{0,5}},
+};
+// clang-format on
+#endif
+
+#if defined(AUDIO_ENABLE) && defined(MUSIC_MAP)
+// clang-format off
+const uint8_t music_map[MATRIX_ROWS][MATRIX_COLS] = LAYOUT_moonlander(
+    58, 59, 60, 61, 62, 63, 64,    65, 66, 67, 68, 69, 70, 71,
+    44, 45, 46, 47, 48, 49, 50,    51, 52, 53, 54, 55, 56, 57,
+    30, 31, 32, 33, 34, 35, 36,    37, 38, 39, 40, 41, 42, 43,
+    18, 19, 20, 21, 22, 23,            24, 25, 26, 27, 28, 29,
+     8,  9, 10, 11, 12,      3,     4,     13, 14, 15, 16, 17,
+                     0,  1,  2,     5,  6,  7
+);
+// clang-format on
+#endif
+
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
+#ifdef WEBUSB_ENABLE
+    if(webusb_state.paired == true) {
+        uint8_t event[5];
+        event[0] = WEBUSB_STATUS_OK;
+        event[1] = record->event.pressed ? WEBUSB_EVT_KEYDOWN : WEBUSB_EVT_KEYUP;
+        event[2] = record->event.key.col;
+        event[3] = record->event.key.row;
+        event[4] = WEBUSB_STOP_BIT;
+        webusb_send(event, sizeof(event));
+    }
+#endif
+    switch (keycode) {
+#ifdef RGB_MATRIX_ENABLE
+        case TOGGLE_LAYER_COLOR:
+            if (record->event.pressed) {
+                keyboard_config.disable_layer_led ^= 1;
+              if (keyboard_config.disable_layer_led)
+                    rgb_matrix_set_color_all(0, 0, 0);
+                eeconfig_update_kb(keyboard_config.raw);
+            }
+            break;
+        case RGB_TOG:
+            if (record->event.pressed) {
+              switch (rgb_matrix_get_flags()) {
+                case LED_FLAG_ALL: {
+                    rgb_matrix_set_flags(LED_FLAG_NONE);
+                    keyboard_config.rgb_matrix_enable = false;
+                    rgb_matrix_set_color_all(0, 0, 0);
+                  }
+                  break;
+                default: {
+                    rgb_matrix_set_flags(LED_FLAG_ALL);
+                    keyboard_config.rgb_matrix_enable = true;
+                  }
+                  break;
+              }
+              eeconfig_update_kb(keyboard_config.raw);
+            }
+            return false;
+#endif
+    }
+    return process_record_user(keycode, record);
+}
diff --git a/keyboards/moonlander/moonlander.h b/keyboards/moonlander/moonlander.h
new file mode 100644
index 0000000000..399a6a6ec3
--- /dev/null
+++ b/keyboards/moonlander/moonlander.h
@@ -0,0 +1,71 @@
+/*
+Copyright 2018 Jack Humbert <jack.humb@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
+
+#define MCP23018_DEFAULT_ADDRESS 0b0100000
+
+#define ML_LED_1(status) writePin(B5, (bool)status)
+#define ML_LED_2(status) writePin(B4, (bool)status)
+#define ML_LED_3(status) writePin(B3, (bool)status)
+
+#define ML_LED_4(status) mcp23018_leds[0] = (bool)status
+#define ML_LED_5(status) mcp23018_leds[1] = (bool)status
+#define ML_LED_6(status) mcp23018_leds[2] = (bool)status
+
+#include "quantum.h"
+
+// clang-format off
+#define LAYOUT_moonlander( \
+    k00, k01, k02, k03, k04, k05, k06,   k60, k61, k62, k63, k64, k65, k66, \
+    k10, k11, k12, k13, k14, k15, k16,   k70, k71, k72, k73, k74, k75, k76, \
+    k20, k21, k22, k23, k24, k25, k26,   k80, k81, k82, k83, k84, k85, k86, \
+    k30, k31, k32, k33, k34, k35,             k91, k92, k93, k94, k95, k96, \
+    k40, k41, k42, k43, k44,      k53,   kb3,      ka2, ka3, ka4, ka5, ka6, \
+                        k50, k51, k52,   kb4, kb5, kb6 \
+) \
+{ \
+    { k00, k01, k02, k03, k04, k05, k06 }, \
+    { k10, k11, k12, k13, k14, k15, k16 }, \
+    { k20, k21, k22, k23, k24, k25, k26 }, \
+    { k30, k31, k32, k33, k34, k35, KC_NO }, \
+    { k40, k41, k42, k43, k44, KC_NO, KC_NO }, \
+    { k50, k51, k52, k53, KC_NO, KC_NO, KC_NO }, \
+\
+    { k60, k61, k62, k63, k64, k65, k66 }, \
+    { k70, k71, k72, k73, k74, k75, k76 }, \
+    { k80, k81, k82, k83, k84, k85, k86 }, \
+    { KC_NO,k91, k92, k93, k94, k95, k96 }, \
+    { KC_NO, KC_NO, ka2, ka3, ka4, ka5, ka6 }, \
+    { KC_NO, KC_NO, KC_NO, kb3, kb4, kb5, kb6  } \
+}
+// clang-format on
+
+enum planck_ez_keycodes {
+    TOGGLE_LAYER_COLOR = SAFE_RANGE,
+    ML_SAFE_RANGE,
+};
+
+typedef union {
+  uint32_t raw;
+  struct {
+    bool         disable_layer_led   :1;
+    bool         rgb_matrix_enable   :1;
+  };
+} keyboard_config_t;
+
+extern keyboard_config_t keyboard_config;
diff --git a/keyboards/moonlander/rules.mk b/keyboards/moonlander/rules.mk
new file mode 100644
index 0000000000..f481b60763
--- /dev/null
+++ b/keyboards/moonlander/rules.mk
@@ -0,0 +1,24 @@
+#Cortex version
+MCU  = STM32F303
+
+#Build Options
+#comment out to disable the options.
+#
+BACKLIGHT_ENABLE = no
+BOOTMAGIC_ENABLE = lite # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = yes   # Mouse keys
+EXTRAKEY_ENABLE = yes   # Audio control and System control
+CONSOLE_ENABLE = yes    # Console for debug
+COMMAND_ENABLE = yes    # Commands for debug and configuration
+#SLEEP_LED_ENABLE = yes #Breathing sleep LED during USB suspend
+NKRO_ENABLE = yes	    # USB Nkey Rollover
+CUSTOM_MATRIX = yes # Custom matrix file
+AUDIO_ENABLE = yes
+SWAP_HANDS_ENABLE = yes
+RGB_MATRIX_ENABLE = IS31FL3731
+#SERIAL_LINK_ENABLE = yes
+EEPROM_DRIVER      = i2c
+
+#project specific files
+SRC = matrix.c
+QUANTUM_LIB_SRC += i2c_master.c
diff --git a/quantum/audio/audio_arm.c b/quantum/audio/audio_arm.c
index 7ef02ebaae..a194a66419 100644
--- a/quantum/audio/audio_arm.c
+++ b/quantum/audio/audio_arm.c
@@ -270,7 +270,7 @@ void audio_init() {
     }
 
 // Check EEPROM
-#if defined(STM32_EEPROM_ENABLE) || defined(PROTOCOL_ARM_ATSAM) || defined(EEPROM_SIZE)
+#ifdef EEPROM_ENABLE
     if (!eeconfig_is_enabled()) {
         eeconfig_init();
     }
diff --git a/quantum/rgblight.c b/quantum/rgblight.c
index 07c3c9770b..e0ed30879b 100644
--- a/quantum/rgblight.c
+++ b/quantum/rgblight.c
@@ -19,9 +19,11 @@
 #    include <avr/eeprom.h>
 #    include <avr/interrupt.h>
 #endif
+#ifdef EEPROM_ENABLE
+#    include "eeprom.h"
+#endif
 #ifdef STM32_EEPROM_ENABLE
 #    include "hal.h"
-#    include "eeprom.h"
 #    include "eeprom_stm32.h"
 #endif
 #include "wait.h"
@@ -146,7 +148,7 @@ void rgblight_check_config(void) {
 }
 
 uint32_t eeconfig_read_rgblight(void) {
-#if defined(__AVR__) || defined(STM32_EEPROM_ENABLE) || defined(PROTOCOL_ARM_ATSAM) || defined(EEPROM_SIZE)
+#ifdef EEPROM_ENABLE
     return eeprom_read_dword(EECONFIG_RGBLIGHT);
 #else
     return 0;
@@ -154,7 +156,7 @@ uint32_t eeconfig_read_rgblight(void) {
 }
 
 void eeconfig_update_rgblight(uint32_t val) {
-#if defined(__AVR__) || defined(STM32_EEPROM_ENABLE) || defined(PROTOCOL_ARM_ATSAM) || defined(EEPROM_SIZE)
+#ifdef EEPROM_ENABLE
     rgblight_check_config();
     eeprom_update_dword(EECONFIG_RGBLIGHT, val);
 #endif
diff --git a/tmk_core/common.mk b/tmk_core/common.mk
index a69056b7dc..3de7c0cdfd 100644
--- a/tmk_core/common.mk
+++ b/tmk_core/common.mk
@@ -26,29 +26,11 @@ TMK_COMMON_SRC +=	$(COMMON_DIR)/host.c \
 	$(PLATFORM_COMMON_DIR)/bootloader.c \
 
 ifeq ($(PLATFORM),AVR)
-	TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/xprintf.S
+  TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/xprintf.S
 endif
 
 ifeq ($(PLATFORM),CHIBIOS)
-	TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/printf.c
-  ifeq ($(MCU_SERIES), STM32F3xx)
-    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/eeprom_stm32.c
-    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
-    TMK_COMMON_DEFS += -DEEPROM_EMU_STM32F303xC
-    TMK_COMMON_DEFS += -DSTM32_EEPROM_ENABLE
-  else ifeq ($(MCU_SERIES), STM32F1xx)
-    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/eeprom_stm32.c
-    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
-    TMK_COMMON_DEFS += -DEEPROM_EMU_STM32F103xB
-    TMK_COMMON_DEFS += -DSTM32_EEPROM_ENABLE
-  else ifeq ($(MCU_SERIES)_$(MCU_LDSCRIPT), STM32F0xx_STM32F072xB)
-    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/eeprom_stm32.c
-    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
-    TMK_COMMON_DEFS += -DEEPROM_EMU_STM32F072xB
-    TMK_COMMON_DEFS += -DSTM32_EEPROM_ENABLE
-  else
-    TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/eeprom_teensy.c
-  endif
+  TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/printf.c
   ifeq ($(strip $(AUTO_SHIFT_ENABLE)), yes)
     TMK_COMMON_SRC += $(CHIBIOS)/os/various/syscalls.c
   else ifeq ($(strip $(TERMINAL_ENABLE)), yes)
@@ -57,15 +39,9 @@ ifeq ($(PLATFORM),CHIBIOS)
 endif
 
 ifeq ($(PLATFORM),ARM_ATSAM)
-	TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/printf.c
-	TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/eeprom.c
+  TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/printf.c
 endif
 
-ifeq ($(PLATFORM),TEST)
-	TMK_COMMON_SRC += $(PLATFORM_COMMON_DIR)/eeprom.c
-endif
-
-
 
 # Option modules
 BOOTMAGIC_ENABLE ?= no
diff --git a/tmk_core/common/arm_atsam/eeprom.c b/tmk_core/common/arm_atsam/eeprom.c
index 44a0bf4d76..5c8e69dae3 100644
--- a/tmk_core/common/arm_atsam/eeprom.c
+++ b/tmk_core/common/arm_atsam/eeprom.c
@@ -40,7 +40,7 @@ uint32_t eeprom_read_dword(const uint32_t *addr) {
     return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24);
 }
 
-void eeprom_read_block(void *buf, const void *addr, uint32_t len) {
+void eeprom_read_block(void *buf, const void *addr, size_t len) {
     const uint8_t *p    = (const uint8_t *)addr;
     uint8_t *      dest = (uint8_t *)buf;
     while (len--) {
@@ -62,7 +62,7 @@ void eeprom_write_dword(uint32_t *addr, uint32_t value) {
     eeprom_write_byte(p, value >> 24);
 }
 
-void eeprom_write_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_write_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {
@@ -86,7 +86,7 @@ void eeprom_update_dword(uint32_t *addr, uint32_t value) {
     eeprom_write_byte(p, value >> 24);
 }
 
-void eeprom_update_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_update_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {
diff --git a/tmk_core/common/chibios/eeprom_stm32.c b/tmk_core/common/chibios/eeprom_stm32.c
index 926b581c6b..ea51989728 100644
--- a/tmk_core/common/chibios/eeprom_stm32.c
+++ b/tmk_core/common/chibios/eeprom_stm32.c
@@ -173,7 +173,7 @@ void eeprom_update_dword(uint32_t *Address, uint32_t Value) {
     }
 }
 
-void eeprom_read_block(void *buf, const void *addr, uint32_t len) {
+void eeprom_read_block(void *buf, const void *addr, size_t len) {
     const uint8_t *p    = (const uint8_t *)addr;
     uint8_t *      dest = (uint8_t *)buf;
     while (len--) {
@@ -181,7 +181,7 @@ void eeprom_read_block(void *buf, const void *addr, uint32_t len) {
     }
 }
 
-void eeprom_write_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_write_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {
@@ -189,7 +189,7 @@ void eeprom_write_block(const void *buf, void *addr, uint32_t len) {
     }
 }
 
-void eeprom_update_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_update_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {
diff --git a/tmk_core/common/chibios/eeprom_teensy.c b/tmk_core/common/chibios/eeprom_teensy.c
index a4093fb3ba..45f9a530da 100644
--- a/tmk_core/common/chibios/eeprom_teensy.c
+++ b/tmk_core/common/chibios/eeprom_teensy.c
@@ -517,7 +517,7 @@ void eeprom_write_block(const void *buf, void *addr, uint32_t len) {
 #else
 // No EEPROM supported, so emulate it
 
-#    define EEPROM_SIZE 32
+#    define EEPROM_SIZE 64
 static uint8_t buffer[EEPROM_SIZE];
 
 uint8_t eeprom_read_byte(const uint8_t *addr) {
@@ -540,7 +540,7 @@ uint32_t eeprom_read_dword(const uint32_t *addr) {
     return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24);
 }
 
-void eeprom_read_block(void *buf, const void *addr, uint32_t len) {
+void eeprom_read_block(void *buf, const void *addr, size_t len) {
     const uint8_t *p    = (const uint8_t *)addr;
     uint8_t *      dest = (uint8_t *)buf;
     while (len--) {
@@ -562,7 +562,7 @@ void eeprom_write_dword(uint32_t *addr, uint32_t value) {
     eeprom_write_byte(p, value >> 24);
 }
 
-void eeprom_write_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_write_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {
@@ -589,7 +589,7 @@ void eeprom_update_dword(uint32_t *addr, uint32_t value) {
     eeprom_write_byte(p, value >> 24);
 }
 
-void eeprom_update_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_update_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {
diff --git a/tmk_core/common/eeconfig.c b/tmk_core/common/eeconfig.c
index 72f198d6ce..20d64438b1 100644
--- a/tmk_core/common/eeconfig.c
+++ b/tmk_core/common/eeconfig.c
@@ -9,6 +9,11 @@
 #    include "eeprom_stm32.h"
 #endif
 
+#if defined(EEPROM_DRIVER)
+#    include "eeprom_driver.h"
+#endif
+
+extern uint32_t  default_layer_state;
 /** \brief eeconfig enable
  *
  * FIXME: needs doc
@@ -32,6 +37,9 @@ void eeconfig_init_quantum(void) {
 #ifdef STM32_EEPROM_ENABLE
     EEPROM_Erase();
 #endif
+#if defined(EEPROM_DRIVER)
+    eeprom_driver_erase();
+#endif
     eeprom_update_word(EECONFIG_MAGIC, EECONFIG_MAGIC_NUMBER);
     eeprom_update_byte(EECONFIG_DEBUG, 0);
     eeprom_update_byte(EECONFIG_DEFAULT_LAYER, 0);
@@ -81,6 +89,9 @@ void eeconfig_disable(void) {
 #ifdef STM32_EEPROM_ENABLE
     EEPROM_Erase();
 #endif
+#if defined(EEPROM_DRIVER)
+    eeprom_driver_erase();
+#endif
     eeprom_update_word(EECONFIG_MAGIC, EECONFIG_MAGIC_NUMBER_OFF);
 }
 
diff --git a/tmk_core/common/eeprom.h b/tmk_core/common/eeprom.h
index fcd1667c06..8a81e70668 100644
--- a/tmk_core/common/eeprom.h
+++ b/tmk_core/common/eeprom.h
@@ -1,23 +1,24 @@
 #ifndef TMK_CORE_COMMON_EEPROM_H_
 #define TMK_CORE_COMMON_EEPROM_H_
 
-#if defined(__AVR__)
+#if defined(__AVR__) && !defined(EEPROM_DRIVER)
 #    include <avr/eeprom.h>
 #else
 #    include <stdint.h>
+#    include <stdlib.h>
 
 uint8_t  eeprom_read_byte(const uint8_t *__p);
 uint16_t eeprom_read_word(const uint16_t *__p);
 uint32_t eeprom_read_dword(const uint32_t *__p);
-void     eeprom_read_block(void *__dst, const void *__src, uint32_t __n);
+void     eeprom_read_block(void *__dst, const void *__src, size_t __n);
 void     eeprom_write_byte(uint8_t *__p, uint8_t __value);
 void     eeprom_write_word(uint16_t *__p, uint16_t __value);
 void     eeprom_write_dword(uint32_t *__p, uint32_t __value);
-void     eeprom_write_block(const void *__src, void *__dst, uint32_t __n);
+void     eeprom_write_block(const void *__src, void *__dst, size_t __n);
 void     eeprom_update_byte(uint8_t *__p, uint8_t __value);
 void     eeprom_update_word(uint16_t *__p, uint16_t __value);
 void     eeprom_update_dword(uint32_t *__p, uint32_t __value);
-void     eeprom_update_block(const void *__src, void *__dst, uint32_t __n);
+void     eeprom_update_block(const void *__src, void *__dst, size_t __n);
 #endif
 
 #endif /* TMK_CORE_COMMON_EEPROM_H_ */
diff --git a/tmk_core/common/test/eeprom.c b/tmk_core/common/test/eeprom.c
index 44a0bf4d76..5c8e69dae3 100644
--- a/tmk_core/common/test/eeprom.c
+++ b/tmk_core/common/test/eeprom.c
@@ -40,7 +40,7 @@ uint32_t eeprom_read_dword(const uint32_t *addr) {
     return eeprom_read_byte(p) | (eeprom_read_byte(p + 1) << 8) | (eeprom_read_byte(p + 2) << 16) | (eeprom_read_byte(p + 3) << 24);
 }
 
-void eeprom_read_block(void *buf, const void *addr, uint32_t len) {
+void eeprom_read_block(void *buf, const void *addr, size_t len) {
     const uint8_t *p    = (const uint8_t *)addr;
     uint8_t *      dest = (uint8_t *)buf;
     while (len--) {
@@ -62,7 +62,7 @@ void eeprom_write_dword(uint32_t *addr, uint32_t value) {
     eeprom_write_byte(p, value >> 24);
 }
 
-void eeprom_write_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_write_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {
@@ -86,7 +86,7 @@ void eeprom_update_dword(uint32_t *addr, uint32_t value) {
     eeprom_write_byte(p, value >> 24);
 }
 
-void eeprom_update_block(const void *buf, void *addr, uint32_t len) {
+void eeprom_update_block(const void *buf, void *addr, size_t len) {
     uint8_t *      p   = (uint8_t *)addr;
     const uint8_t *src = (const uint8_t *)buf;
     while (len--) {