Add Choconum (#8709)

* Add Choconum

* Disable SPI/I2C, add mem fix

* Rename layouts

* Nuke unused config.h files

* Fix username

13 files changed, 1871 insertions, 0 deletions

diff --git a/keyboards/keebio/choconum/chconf.h b/keyboards/keebio/choconum/chconf.h
new file mode 100644
index 0000000000..03f63da36a
--- /dev/null
+++ b/keyboards/keebio/choconum/chconf.h
@@ -0,0 +1,714 @@
+/*
+    ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    rt/templates/chconf.h
+ * @brief   Configuration file template.
+ * @details A copy of this file must be placed in each project directory, it
+ *          contains the application specific kernel settings.
+ *
+ * @addtogroup config
+ * @details Kernel related settings and hooks.
+ * @{
+ */
+
+#ifndef CHCONF_H
+#define CHCONF_H
+
+#define _CHIBIOS_RT_CONF_
+#define _CHIBIOS_RT_CONF_VER_6_0_
+
+/*===========================================================================*/
+/**
+ * @name System timers settings
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   System time counter resolution.
+ * @note    Allowed values are 16 or 32 bits.
+ */
+#if !defined(CH_CFG_ST_RESOLUTION)
+#define CH_CFG_ST_RESOLUTION                32
+#endif
+
+/**
+ * @brief   System tick frequency.
+ * @details Frequency of the system timer that drives the system ticks. This
+ *          setting also defines the system tick time unit.
+ */
+#if !defined(CH_CFG_ST_FREQUENCY)
+#define CH_CFG_ST_FREQUENCY                 10000
+#endif
+
+/**
+ * @brief   Time intervals data size.
+ * @note    Allowed values are 16, 32 or 64 bits.
+ */
+#if !defined(CH_CFG_INTERVALS_SIZE)
+#define CH_CFG_INTERVALS_SIZE               32
+#endif
+
+/**
+ * @brief   Time types data size.
+ * @note    Allowed values are 16 or 32 bits.
+ */
+#if !defined(CH_CFG_TIME_TYPES_SIZE)
+#define CH_CFG_TIME_TYPES_SIZE              32
+#endif
+
+/**
+ * @brief   Time delta constant for the tick-less mode.
+ * @note    If this value is zero then the system uses the classic
+ *          periodic tick. This value represents the minimum number
+ *          of ticks that is safe to specify in a timeout directive.
+ *          The value one is not valid, timeouts are rounded up to
+ *          this value.
+ */
+#if !defined(CH_CFG_ST_TIMEDELTA)
+#define CH_CFG_ST_TIMEDELTA                 2
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel parameters and options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Round robin interval.
+ * @details This constant is the number of system ticks allowed for the
+ *          threads before preemption occurs. Setting this value to zero
+ *          disables the preemption for threads with equal priority and the
+ *          round robin becomes cooperative. Note that higher priority
+ *          threads can still preempt, the kernel is always preemptive.
+ * @note    Disabling the round robin preemption makes the kernel more compact
+ *          and generally faster.
+ * @note    The round robin preemption is not supported in tickless mode and
+ *          must be set to zero in that case.
+ */
+#if !defined(CH_CFG_TIME_QUANTUM)
+#define CH_CFG_TIME_QUANTUM                 0
+#endif
+
+/**
+ * @brief   Managed RAM size.
+ * @details Size of the RAM area to be managed by the OS. If set to zero
+ *          then the whole available RAM is used. The core memory is made
+ *          available to the heap allocator and/or can be used directly through
+ *          the simplified core memory allocator.
+ *
+ * @note    In order to let the OS manage the whole RAM the linker script must
+ *          provide the @p __heap_base__ and @p __heap_end__ symbols.
+ * @note    Requires @p CH_CFG_USE_MEMCORE.
+ */
+#if !defined(CH_CFG_MEMCORE_SIZE)
+#define CH_CFG_MEMCORE_SIZE                 0
+#endif
+
+/**
+ * @brief   Idle thread automatic spawn suppression.
+ * @details When this option is activated the function @p chSysInit()
+ *          does not spawn the idle thread. The application @p main()
+ *          function becomes the idle thread and must implement an
+ *          infinite loop.
+ */
+#if !defined(CH_CFG_NO_IDLE_THREAD)
+#define CH_CFG_NO_IDLE_THREAD               FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Performance options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   OS optimization.
+ * @details If enabled then time efficient rather than space efficient code
+ *          is used when two possible implementations exist.
+ *
+ * @note    This is not related to the compiler optimization options.
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_OPTIMIZE_SPEED)
+#define CH_CFG_OPTIMIZE_SPEED               FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Subsystem options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Time Measurement APIs.
+ * @details If enabled then the time measurement APIs are included in
+ *          the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_TM)
+#define CH_CFG_USE_TM                       FALSE
+#endif
+
+/**
+ * @brief   Threads registry APIs.
+ * @details If enabled then the registry APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_REGISTRY)
+#define CH_CFG_USE_REGISTRY                 TRUE
+#endif
+
+/**
+ * @brief   Threads synchronization APIs.
+ * @details If enabled then the @p chThdWait() function is included in
+ *          the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_WAITEXIT)
+#define CH_CFG_USE_WAITEXIT                 TRUE
+#endif
+
+/**
+ * @brief   Semaphores APIs.
+ * @details If enabled then the Semaphores APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_SEMAPHORES)
+#define CH_CFG_USE_SEMAPHORES               TRUE
+#endif
+
+/**
+ * @brief   Semaphores queuing mode.
+ * @details If enabled then the threads are enqueued on semaphores by
+ *          priority rather than in FIFO order.
+ *
+ * @note    The default is @p FALSE. Enable this if you have special
+ *          requirements.
+ * @note    Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#if !defined(CH_CFG_USE_SEMAPHORES_PRIORITY)
+#define CH_CFG_USE_SEMAPHORES_PRIORITY      FALSE
+#endif
+
+/**
+ * @brief   Mutexes APIs.
+ * @details If enabled then the mutexes APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MUTEXES)
+#define CH_CFG_USE_MUTEXES                  TRUE
+#endif
+
+/**
+ * @brief   Enables recursive behavior on mutexes.
+ * @note    Recursive mutexes are heavier and have an increased
+ *          memory footprint.
+ *
+ * @note    The default is @p FALSE.
+ * @note    Requires @p CH_CFG_USE_MUTEXES.
+ */
+#if !defined(CH_CFG_USE_MUTEXES_RECURSIVE)
+#define CH_CFG_USE_MUTEXES_RECURSIVE        FALSE
+#endif
+
+/**
+ * @brief   Conditional Variables APIs.
+ * @details If enabled then the conditional variables APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_MUTEXES.
+ */
+#if !defined(CH_CFG_USE_CONDVARS)
+#define CH_CFG_USE_CONDVARS                 TRUE
+#endif
+
+/**
+ * @brief   Conditional Variables APIs with timeout.
+ * @details If enabled then the conditional variables APIs with timeout
+ *          specification are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_CONDVARS.
+ */
+#if !defined(CH_CFG_USE_CONDVARS_TIMEOUT)
+#define CH_CFG_USE_CONDVARS_TIMEOUT         FALSE
+#endif
+
+/**
+ * @brief   Events Flags APIs.
+ * @details If enabled then the event flags APIs are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_EVENTS)
+#define CH_CFG_USE_EVENTS                   TRUE
+#endif
+
+/**
+ * @brief   Events Flags APIs with timeout.
+ * @details If enabled then the events APIs with timeout specification
+ *          are included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_EVENTS.
+ */
+#if !defined(CH_CFG_USE_EVENTS_TIMEOUT)
+#define CH_CFG_USE_EVENTS_TIMEOUT           TRUE
+#endif
+
+/**
+ * @brief   Synchronous Messages APIs.
+ * @details If enabled then the synchronous messages APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MESSAGES)
+#define CH_CFG_USE_MESSAGES                 TRUE
+#endif
+
+/**
+ * @brief   Synchronous Messages queuing mode.
+ * @details If enabled then messages are served by priority rather than in
+ *          FIFO order.
+ *
+ * @note    The default is @p FALSE. Enable this if you have special
+ *          requirements.
+ * @note    Requires @p CH_CFG_USE_MESSAGES.
+ */
+#if !defined(CH_CFG_USE_MESSAGES_PRIORITY)
+#define CH_CFG_USE_MESSAGES_PRIORITY        FALSE
+#endif
+
+/**
+ * @brief   Mailboxes APIs.
+ * @details If enabled then the asynchronous messages (mailboxes) APIs are
+ *          included in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#if !defined(CH_CFG_USE_MAILBOXES)
+#define CH_CFG_USE_MAILBOXES                TRUE
+#endif
+
+/**
+ * @brief   Core Memory Manager APIs.
+ * @details If enabled then the core memory manager APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MEMCORE)
+#define CH_CFG_USE_MEMCORE                  TRUE
+#endif
+
+/**
+ * @brief   Heap Allocator APIs.
+ * @details If enabled then the memory heap allocator APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_MEMCORE and either @p CH_CFG_USE_MUTEXES or
+ *          @p CH_CFG_USE_SEMAPHORES.
+ * @note    Mutexes are recommended.
+ */
+#if !defined(CH_CFG_USE_HEAP)
+#define CH_CFG_USE_HEAP                     FALSE
+#endif
+
+/**
+ * @brief   Memory Pools Allocator APIs.
+ * @details If enabled then the memory pools allocator APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MEMPOOLS)
+#define CH_CFG_USE_MEMPOOLS                 FALSE
+#endif
+
+/**
+ * @brief   Objects FIFOs APIs.
+ * @details If enabled then the objects FIFOs APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_OBJ_FIFOS)
+#define CH_CFG_USE_OBJ_FIFOS                FALSE
+#endif
+
+/**
+ * @brief   Pipes APIs.
+ * @details If enabled then the pipes APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_PIPES)
+#define CH_CFG_USE_PIPES                    FALSE
+#endif
+
+/**
+ * @brief   Dynamic Threads APIs.
+ * @details If enabled then the dynamic threads creation APIs are included
+ *          in the kernel.
+ *
+ * @note    The default is @p TRUE.
+ * @note    Requires @p CH_CFG_USE_WAITEXIT.
+ * @note    Requires @p CH_CFG_USE_HEAP and/or @p CH_CFG_USE_MEMPOOLS.
+ */
+#if !defined(CH_CFG_USE_DYNAMIC)
+#define CH_CFG_USE_DYNAMIC                  FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Objects factory options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Objects Factory APIs.
+ * @details If enabled then the objects factory APIs are included in the
+ *          kernel.
+ *
+ * @note    The default is @p FALSE.
+ */
+#if !defined(CH_CFG_USE_FACTORY)
+#define CH_CFG_USE_FACTORY                  FALSE
+#endif
+
+/**
+ * @brief   Maximum length for object names.
+ * @details If the specified length is zero then the name is stored by
+ *          pointer but this could have unintended side effects.
+ */
+#if !defined(CH_CFG_FACTORY_MAX_NAMES_LENGTH)
+#define CH_CFG_FACTORY_MAX_NAMES_LENGTH     8
+#endif
+
+/**
+ * @brief   Enables the registry of generic objects.
+ */
+#if !defined(CH_CFG_FACTORY_OBJECTS_REGISTRY)
+#define CH_CFG_FACTORY_OBJECTS_REGISTRY     FALSE
+#endif
+
+/**
+ * @brief   Enables factory for generic buffers.
+ */
+#if !defined(CH_CFG_FACTORY_GENERIC_BUFFERS)
+#define CH_CFG_FACTORY_GENERIC_BUFFERS      FALSE
+#endif
+
+/**
+ * @brief   Enables factory for semaphores.
+ */
+#if !defined(CH_CFG_FACTORY_SEMAPHORES)
+#define CH_CFG_FACTORY_SEMAPHORES           FALSE
+#endif
+
+/**
+ * @brief   Enables factory for mailboxes.
+ */
+#if !defined(CH_CFG_FACTORY_MAILBOXES)
+#define CH_CFG_FACTORY_MAILBOXES            FALSE
+#endif
+
+/**
+ * @brief   Enables factory for objects FIFOs.
+ */
+#if !defined(CH_CFG_FACTORY_OBJ_FIFOS)
+#define CH_CFG_FACTORY_OBJ_FIFOS            FALSE
+#endif
+
+/**
+ * @brief   Enables factory for Pipes.
+ */
+#if !defined(CH_CFG_FACTORY_PIPES) || defined(__DOXYGEN__)
+#define CH_CFG_FACTORY_PIPES                FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Debug options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   Debug option, kernel statistics.
+ *
+ * @note    The default is @p FALSE.
+ */
+#if !defined(CH_DBG_STATISTICS)
+#define CH_DBG_STATISTICS                   FALSE
+#endif
+
+/**
+ * @brief   Debug option, system state check.
+ * @details If enabled the correct call protocol for system APIs is checked
+ *          at runtime.
+ *
+ * @note    The default is @p FALSE.
+ */
+#if !defined(CH_DBG_SYSTEM_STATE_CHECK)
+#define CH_DBG_SYSTEM_STATE_CHECK           FALSE
+#endif
+
+/**
+ * @brief   Debug option, parameters checks.
+ * @details If enabled then the checks on the API functions input
+ *          parameters are activated.
+ *
+ * @note    The default is @p FALSE.
+ */
+#if !defined(CH_DBG_ENABLE_CHECKS)
+#define CH_DBG_ENABLE_CHECKS                FALSE
+#endif
+
+/**
+ * @brief   Debug option, consistency checks.
+ * @details If enabled then all the assertions in the kernel code are
+ *          activated. This includes consistency checks inside the kernel,
+ *          runtime anomalies and port-defined checks.
+ *
+ * @note    The default is @p FALSE.
+ */
+#if !defined(CH_DBG_ENABLE_ASSERTS)
+#define CH_DBG_ENABLE_ASSERTS               FALSE
+#endif
+
+/**
+ * @brief   Debug option, trace buffer.
+ * @details If enabled then the trace buffer is activated.
+ *
+ * @note    The default is @p CH_DBG_TRACE_MASK_DISABLED.
+ */
+#if !defined(CH_DBG_TRACE_MASK)
+#define CH_DBG_TRACE_MASK                   CH_DBG_TRACE_MASK_DISABLED
+#endif
+
+/**
+ * @brief   Trace buffer entries.
+ * @note    The trace buffer is only allocated if @p CH_DBG_TRACE_MASK is
+ *          different from @p CH_DBG_TRACE_MASK_DISABLED.
+ */
+#if !defined(CH_DBG_TRACE_BUFFER_SIZE)
+#define CH_DBG_TRACE_BUFFER_SIZE            128
+#endif
+
+/**
+ * @brief   Debug option, stack checks.
+ * @details If enabled then a runtime stack check is performed.
+ *
+ * @note    The default is @p FALSE.
+ * @note    The stack check is performed in a architecture/port dependent way.
+ *          It may not be implemented or some ports.
+ * @note    The default failure mode is to halt the system with the global
+ *          @p panic_msg variable set to @p NULL.
+ */
+#if !defined(CH_DBG_ENABLE_STACK_CHECK)
+#define CH_DBG_ENABLE_STACK_CHECK           FALSE
+#endif
+
+/**
+ * @brief   Debug option, stacks initialization.
+ * @details If enabled then the threads working area is filled with a byte
+ *          value when a thread is created. This can be useful for the
+ *          runtime measurement of the used stack.
+ *
+ * @note    The default is @p FALSE.
+ */
+#if !defined(CH_DBG_FILL_THREADS)
+#define CH_DBG_FILL_THREADS                 FALSE
+#endif
+
+/**
+ * @brief   Debug option, threads profiling.
+ * @details If enabled then a field is added to the @p thread_t structure that
+ *          counts the system ticks occurred while executing the thread.
+ *
+ * @note    The default is @p FALSE.
+ * @note    This debug option is not currently compatible with the
+ *          tickless mode.
+ */
+#if !defined(CH_DBG_THREADS_PROFILING)
+#define CH_DBG_THREADS_PROFILING            FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel hooks
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief   System structure extension.
+ * @details User fields added to the end of the @p ch_system_t structure.
+ */
+#define CH_CFG_SYSTEM_EXTRA_FIELDS                                          \
+  /* Add threads custom fields here.*/
+
+/**
+ * @brief   System initialization hook.
+ * @details User initialization code added to the @p chSysInit() function
+ *          just before interrupts are enabled globally.
+ */
+#define CH_CFG_SYSTEM_INIT_HOOK() {                                         \
+  /* Add threads initialization code here.*/                                \
+}
+
+/**
+ * @brief   Threads descriptor structure extension.
+ * @details User fields added to the end of the @p thread_t structure.
+ */
+#define CH_CFG_THREAD_EXTRA_FIELDS                                          \
+  /* Add threads custom fields here.*/
+
+/**
+ * @brief   Threads initialization hook.
+ * @details User initialization code added to the @p _thread_init() function.
+ *
+ * @note    It is invoked from within @p _thread_init() and implicitly from all
+ *          the threads creation APIs.
+ */
+#define CH_CFG_THREAD_INIT_HOOK(tp) {                                       \
+  /* Add threads initialization code here.*/                                \
+}
+
+/**
+ * @brief   Threads finalization hook.
+ * @details User finalization code added to the @p chThdExit() API.
+ */
+#define CH_CFG_THREAD_EXIT_HOOK(tp) {                                       \
+  /* Add threads finalization code here.*/                                  \
+}
+
+/**
+ * @brief   Context switch hook.
+ * @details This hook is invoked just before switching between threads.
+ */
+#define CH_CFG_CONTEXT_SWITCH_HOOK(ntp, otp) {                              \
+  /* Context switch code here.*/                                            \
+}
+
+/**
+ * @brief   ISR enter hook.
+ */
+#define CH_CFG_IRQ_PROLOGUE_HOOK() {                                        \
+  /* IRQ prologue code here.*/                                              \
+}
+
+/**
+ * @brief   ISR exit hook.
+ */
+#define CH_CFG_IRQ_EPILOGUE_HOOK() {                                        \
+  /* IRQ epilogue code here.*/                                              \
+}
+
+/**
+ * @brief   Idle thread enter hook.
+ * @note    This hook is invoked within a critical zone, no OS functions
+ *          should be invoked from here.
+ * @note    This macro can be used to activate a power saving mode.
+ */
+#define CH_CFG_IDLE_ENTER_HOOK() {                                          \
+  /* Idle-enter code here.*/                                                \
+}
+
+/**
+ * @brief   Idle thread leave hook.
+ * @note    This hook is invoked within a critical zone, no OS functions
+ *          should be invoked from here.
+ * @note    This macro can be used to deactivate a power saving mode.
+ */
+#define CH_CFG_IDLE_LEAVE_HOOK() {                                          \
+  /* Idle-leave code here.*/                                                \
+}
+
+/**
+ * @brief   Idle Loop hook.
+ * @details This hook is continuously invoked by the idle thread loop.
+ */
+#define CH_CFG_IDLE_LOOP_HOOK() {                                           \
+  /* Idle loop code here.*/                                                 \
+}
+
+/**
+ * @brief   System tick event hook.
+ * @details This hook is invoked in the system tick handler immediately
+ *          after processing the virtual timers queue.
+ */
+#define CH_CFG_SYSTEM_TICK_HOOK() {                                         \
+  /* System tick event code here.*/                                         \
+}
+
+/**
+ * @brief   System halt hook.
+ * @details This hook is invoked in case to a system halting error before
+ *          the system is halted.
+ */
+#define CH_CFG_SYSTEM_HALT_HOOK(reason) {                                   \
+  /* System halt code here.*/                                               \
+}
+
+/**
+ * @brief   Trace hook.
+ * @details This hook is invoked each time a new record is written in the
+ *          trace buffer.
+ */
+#define CH_CFG_TRACE_HOOK(tep) {                                            \
+  /* Trace code here.*/                                                     \
+}
+
+/** @} */
+
+/*===========================================================================*/
+/* Port-specific settings (override port settings defaulted in chcore.h).    */
+/*===========================================================================*/
+
+#endif  /* CHCONF_H */
+
+/** @} */
diff --git a/keyboards/keebio/choconum/choconum.c b/keyboards/keebio/choconum/choconum.c
new file mode 100644
index 0000000000..5360a716d7
--- /dev/null
+++ b/keyboards/keebio/choconum/choconum.c
@@ -0,0 +1 @@
+#include "choconum.h"
diff --git a/keyboards/keebio/choconum/choconum.h b/keyboards/keebio/choconum/choconum.h
new file mode 100644
index 0000000000..e77c5886ec
--- /dev/null
+++ b/keyboards/keebio/choconum/choconum.h
@@ -0,0 +1,49 @@
+/* Copyright 2020 Keebio
+ *
+ * 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 "quantum.h"
+
+#define LAYOUT_ortho_5x4( \
+    KA1, KA2, KA3, KA4, \
+    KB1, KB2, KB3, KB4, \
+    KC1, KC2, KC3, KC4, \
+    KD1, KD2, KD3, KD4, \
+    KE1, KE2, KE3, KE4 \
+) \
+{ \
+    { KA1, KA2, KA3, KA4 }, \
+    { KB1, KB2, KB3, KB4 }, \
+    { KC1, KC2, KC3, KC4 }, \
+    { KD1, KD2, KD3, KD4 }, \
+    { KE1, KE2, KE3, KE4 } \
+}
+
+#define LAYOUT_numpad_5x4( \
+    KA1, KA2, KA3, KA4, \
+    KB1, KB2, KB3, KB4, \
+    KC1, KC2, KC3, \
+    KD1, KD2, KD3, KD4, \
+    KE1,      KE3 \
+) \
+{ \
+    { KA1, KA2, KA3, KA4 }, \
+    { KB1, KB2, KB3, KB4 }, \
+    { KC1, KC2, KC3, KC_NO }, \
+    { KD1, KD2, KD3, KD4 }, \
+    { KE1, KC_NO, KE3, KC_NO } \
+}
diff --git a/keyboards/keebio/choconum/config.h b/keyboards/keebio/choconum/config.h
new file mode 100644
index 0000000000..9eee4eca9b
--- /dev/null
+++ b/keyboards/keebio/choconum/config.h
@@ -0,0 +1,207 @@
+/*
+Copyright 2020 Keebio
+
+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 */
+#define VENDOR_ID 0xCB10
+#define PRODUCT_ID 0x1154
+#define DEVICE_VER 0x0100
+#define MANUFACTURER Keebio
+#define PRODUCT Choconum
+#define DESCRIPTION Low-Profile Numpad
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 4
+#define DIRECT_PINS { \
+    { B2, B10, B3, B4 }, \
+    { B1, B11, A15, B5 }, \
+    { B0, A5, B7, F0 }, \
+    { A7, A6, B8, B6 }, \
+    { A4, A3, B9, F1 } \
+}
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+#define DEBOUNCE 5
+
+/* define if matrix has ghost (lacks anti-ghosting diodes) */
+//#define MATRIX_HAS_GHOST
+
+/* 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
+
+/* If defined, GRAVE_ESC will always act as ESC when CTRL is held.
+ * This is userful for the Windows task manager shortcut (ctrl+shift+esc).
+ */
+// #define GRAVE_ESC_CTRL_OVERRIDE
+
+/*
+ * Force NKRO
+ *
+ * Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
+ * state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
+ * makefile for this to work.)
+ *
+ * If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
+ * until the next keyboard reset.
+ *
+ * NKRO may prevent your keystrokes from being detected in the BIOS, but it is
+ * fully operational during normal computer usage.
+ *
+ * For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
+ * or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
+ * bootmagic, NKRO mode will always be enabled until it is toggled again during a
+ * power-up.
+ *
+ */
+//#define FORCE_NKRO
+
+/*
+ * Magic Key Options
+ *
+ * Magic keys are hotkey commands that allow control over firmware functions of
+ * the keyboard. They are best used in combination with the HID Listen program,
+ * found here: https://www.pjrc.com/teensy/hid_listen.html
+ *
+ * The options below allow the magic key functionality to be changed. This is
+ * useful if your keyboard/keypad is missing keys and you want magic key support.
+ *
+ */
+
+/* key combination for magic key command */
+/* defined by default; to change, uncomment and set to the combination you want */
+// #define IS_COMMAND() (get_mods() == MOD_MASK_SHIFT)
+
+/* control how magic key switches layers */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM false
+
+/* override magic key keymap */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM
+//#define MAGIC_KEY_HELP           H
+//#define MAGIC_KEY_HELP_ALT       SLASH
+//#define MAGIC_KEY_DEBUG          D
+//#define MAGIC_KEY_DEBUG_MATRIX   X
+//#define MAGIC_KEY_DEBUG_KBD      K
+//#define MAGIC_KEY_DEBUG_MOUSE    M
+//#define MAGIC_KEY_VERSION        V
+//#define MAGIC_KEY_STATUS         S
+//#define MAGIC_KEY_CONSOLE        C
+//#define MAGIC_KEY_LAYER0         0
+//#define MAGIC_KEY_LAYER0_ALT     GRAVE
+//#define MAGIC_KEY_LAYER1         1
+//#define MAGIC_KEY_LAYER2         2
+//#define MAGIC_KEY_LAYER3         3
+//#define MAGIC_KEY_LAYER4         4
+//#define MAGIC_KEY_LAYER5         5
+//#define MAGIC_KEY_LAYER6         6
+//#define MAGIC_KEY_LAYER7         7
+//#define MAGIC_KEY_LAYER8         8
+//#define MAGIC_KEY_LAYER9         9
+//#define MAGIC_KEY_BOOTLOADER     B
+//#define MAGIC_KEY_BOOTLOADER_ALT ESC
+//#define MAGIC_KEY_LOCK           CAPS
+//#define MAGIC_KEY_EEPROM         E
+//#define MAGIC_KEY_EEPROM_CLEAR   BSPACE
+//#define MAGIC_KEY_NKRO           N
+//#define MAGIC_KEY_SLEEP_LED      Z
+
+/*
+ * 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
+
+/* disable these deprecated features by default */
+#ifndef LINK_TIME_OPTIMIZATION_ENABLE
+  #define NO_ACTION_MACRO
+  #define NO_ACTION_FUNCTION
+#endif
+/*
+ * MIDI options
+ */
+
+/* Prevent use of disabled MIDI features in the keymap */
+//#define MIDI_ENABLE_STRICT 1
+
+/* enable basic MIDI features:
+   - MIDI notes can be sent when in Music mode is on
+*/
+//#define MIDI_BASIC
+
+/* enable advanced MIDI features:
+   - MIDI notes can be added to the keymap
+   - Octave shift and transpose
+   - Virtual sustain, portamento, and modulation wheel
+   - etc.
+*/
+//#define MIDI_ADVANCED
+
+/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
+//#define MIDI_TONE_KEYCODE_OCTAVES 1
+
+/*
+ * HD44780 LCD Display Configuration
+ */
+/*
+#define LCD_LINES           2     //< number of visible lines of the display
+#define LCD_DISP_LENGTH    16     //< visibles characters per line of the display
+
+#define LCD_IO_MODE      1            //< 0: memory mapped mode, 1: IO port mode
+
+#if LCD_IO_MODE
+#define LCD_PORT         PORTB        //< port for the LCD lines
+#define LCD_DATA0_PORT   LCD_PORT     //< port for 4bit data bit 0
+#define LCD_DATA1_PORT   LCD_PORT     //< port for 4bit data bit 1
+#define LCD_DATA2_PORT   LCD_PORT     //< port for 4bit data bit 2
+#define LCD_DATA3_PORT   LCD_PORT     //< port for 4bit data bit 3
+#define LCD_DATA0_PIN    4            //< pin for 4bit data bit 0
+#define LCD_DATA1_PIN    5            //< pin for 4bit data bit 1
+#define LCD_DATA2_PIN    6            //< pin for 4bit data bit 2
+#define LCD_DATA3_PIN    7            //< pin for 4bit data bit 3
+#define LCD_RS_PORT      LCD_PORT     //< port for RS line
+#define LCD_RS_PIN       3            //< pin  for RS line
+#define LCD_RW_PORT      LCD_PORT     //< port for RW line
+#define LCD_RW_PIN       2            //< pin  for RW line
+#define LCD_E_PORT       LCD_PORT     //< port for Enable line
+#define LCD_E_PIN        1            //< pin  for Enable line
+#endif
+*/
+
+/* Bootmagic Lite key configuration */
+// #define BOOTMAGIC_LITE_ROW 0
+// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/keebio/choconum/halconf.h b/keyboards/keebio/choconum/halconf.h
new file mode 100644
index 0000000000..ff5ae7e8a5
--- /dev/null
+++ b/keyboards/keebio/choconum/halconf.h
@@ -0,0 +1,525 @@
+/*
+    ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    templates/halconf.h
+ * @brief   HAL configuration header.
+ * @