Add rp2040_ce and add elite-pi and helios as alias (#19830)

* add rp2040_ce and add elite-pi and helios as alias (#19628)

* fix git mishap

* Update platforms/chibios/converters/promicro_to_rp2040_ce/_pin_defs.h

Co-authored-by: Joel Challis <git@zvecr.com>

---------

Co-authored-by: Joel Challis <git@zvecr.com>

* Tidy docs

---------

Co-authored-by: Conor Burns <mail@conor-burns.com>

3 files changed, 39 insertions, 4 deletions

diff --git a/docs/feature_converters.md b/docs/feature_converters.md
index df42acac59..9baac14e97 100644
--- a/docs/feature_converters.md
+++ b/docs/feature_converters.md
@@ -18,9 +18,14 @@ Currently the following converters are available:
 | `promicro` | `stemcell`        |
 | `promicro` | `bonsai_c4`       |
 | `promicro` | `elite_pi`        |
+| `promicro` | `rp2040_ce`       |
+| `promicro` | `elite_pi`        |
+| `promicro` | `helios`          |
 | `promicro` | `michi`           |
 | `elite_c`  | `stemcell`        |
+| `elite_c`  | `rp2040_ce`       |
 | `elite_c`  | `elite_pi`        |
+| `elite_c`  | `helios`          |
 
 See below for more in depth information on each converter.
 
@@ -82,6 +87,7 @@ If a board currently supported in QMK uses a [Pro Micro](https://www.sparkfun.co
 | [STeMCell](https://github.com/megamind4089/STeMCell)                                     | `stemcell`        |
 | [customMK Bonsai C4](https://shop.custommk.com/products/bonsai-c4-microcontroller-board) | `bonsai_c4`       |
 | [Elite-Pi](https://keeb.io/products/elite-pi-usb-c-pro-micro-replacement-rp2040)         | `elite_pi`        |
+| [0xCB Helios](https://keeb.supply/products/0xcb-helios)                                  | `helios`          |
 | [Michi](https://github.com/ci-bus/michi-promicro-rp2040)                                 | `michi`           |
 
 Converter summary:
@@ -95,7 +101,9 @@ Converter summary:
 | `bit_c_pro`       | `-e CONVERT_TO=bit_c_pro`       | `CONVERT_TO=bit_c_pro`       | `#ifdef CONVERT_TO_BIT_C_PRO`       |
 | `stemcell`        | `-e CONVERT_TO=stemcell`        | `CONVERT_TO=stemcell`        | `#ifdef CONVERT_TO_STEMCELL`        |
 | `bonsai_c4`       | `-e CONVERT_TO=bonsai_c4`       | `CONVERT_TO=bonsai_c4`       | `#ifdef CONVERT_TO_BONSAI_C4`       |
+| `rp2040_ce`       | `-e CONVERT_TO=rp2040_ce`       | `CONVERT_TO=rp2040_ce`       | `#ifdef CONVERT_TO_RP2040_CE`       |
 | `elite_pi`        | `-e CONVERT_TO=elite_pi`        | `CONVERT_TO=elite_pi`        | `#ifdef CONVERT_TO_ELITE_PI`        |
+| `helios`          | `-e CONVERT_TO=helios`          | `CONVERT_TO=helios`          | `#ifdef CONVERT_TO_HELIOS`          |
 | `michi`           | `-e CONVERT_TO=michi`           | `CONVERT_TO=michi`           | `#ifdef CONVERT_TO_MICHI`           |
 
 ### Proton C :id=proton_c
@@ -127,7 +135,7 @@ The following defaults are based on what has been implemented for [RP2040](platf
 | USB Host (e.g. USB-USB converter)            | Not supported (USB host code is AVR specific and is not currently supported on ARM)                              |
 | [Split keyboards](feature_split_keyboard.md) | Partial via `PIO` vendor driver - heavily dependent on enabled features                                          |
 
-### SparkFun Pro Micro - RP2040, Blok, Bit-C PRO, Elite-Pi and Michi :id=promicro_rp2040 
+### SparkFun Pro Micro - RP2040, Blok, Bit-C PRO and Michi :id=promicro_rp2040 
 
 Currently identical to [Adafruit KB2040](#kb2040).
 
@@ -156,10 +164,18 @@ The Bonsai C4 only has one on-board LED (B2), and by default, both the Pro Micro
 
 ```c
 #undef B0
-// If Vbus detection is unused, we can send RXLED to the Vbus detect pin instead
+// If VBUS detection is unused, we can send RXLED to the Vbus detect pin instead
 #define B0 PAL_LINE(GPIOA, 9)
 ```
 
+### RP2040 Community Edition - Elite-Pi and Helios :id=rp2040_ce
+
+Feature set currently identical to [Adafruit KB2040](#kb2040).
+
+Enables VBUS detection by default for superior split keyboard support.
+
+For more information, refer to the [RP2040 Community Edition](platformdev_rp2040.md#rp2040_ce) docs.
+
 ## Elite-C
 
 If a board currently supported in QMK uses an [Elite-C](https://keeb.io/products/elite-c-low-profile-version-usb-c-pro-micro-replacement-atmega32u4), the supported alternative controllers are:
@@ -168,18 +184,21 @@ If a board currently supported in QMK uses an [Elite-C](https://keeb.io/products
 |----------------------------------------------------------------------------------|-------------------|
 | [STeMCell](https://github.com/megamind4089/STeMCell)                             | `stemcell`        |
 | [Elite-Pi](https://keeb.io/products/elite-pi-usb-c-pro-micro-replacement-rp2040) | `elite_pi`        |
+| [0xCB Helios](https://keeb.supply/products/0xcb-helios)                          | `helios`          |
 
 Converter summary:
 
 | Target            | Argument                        | `rules.mk`                   | Condition                           |
 |-------------------|---------------------------------|------------------------------|-------------------------------------|
 | `stemcell`        | `-e CONVERT_TO=stemcell`        | `CONVERT_TO=stemcell`        | `#ifdef CONVERT_TO_STEMCELL`        |
+| `rp2040_ce`       | `-e CONVERT_TO=rp2040_ce`       | `CONVERT_TO=rp2040_ce`       | `#ifdef CONVERT_TO_RP2040_CE`       |
 | `elite_pi`        | `-e CONVERT_TO=elite_pi`        | `CONVERT_TO=elite_pi`        | `#ifdef CONVERT_TO_ELITE_PI`        |
+| `helios`          | `-e CONVERT_TO=helios`          | `CONVERT_TO=helios`          | `#ifdef CONVERT_TO_HELIOS`          |
 
 ### STeMCell :id=stemcell_elite
 
 Currently identical to [STeMCell](#stemcell) with support for the additional bottom row of pins.
 
-### Elite-Pi :id=elite_pi
+### RP2040 Community Edition :id=rp2040_ce_elite
 
-Currently identical to [Adafruit KB2040](#kb2040), with support for the additional bottom row of pins.
+Currently identical to [RP2040 Community Edition](#rp2040_ce), with support for the additional bottom row of pins.
diff --git a/docs/platformdev_rp2040.md b/docs/platformdev_rp2040.md
index b5b32c7b08..890dadb6f0 100644
--- a/docs/platformdev_rp2040.md
+++ b/docs/platformdev_rp2040.md
@@ -124,3 +124,18 @@ As the RP2040 does not have any internal flash memory it depends on an external
 | W25X10CL                   | `#define RP2040_FLASH_W25X10CL`    |
 | IS25LP080                  | `#define RP2040_FLASH_IS25LP080`   |
 | Generic 03H flash          | `#define RP2040_FLASH_GENERIC_03H` |
+
+## RP2040 Community Edition :id=rp2040_ce
+
+The "RP2040 Community Edition" standard is a pinout that was defined by a committee of designers on the BastardKB Discord server.
+
+These boards are designed to be a drop-in replacement for keyboards wanting an upgrade from ATmega32u4 based pro micros (eg. Elite-C).
+
+| Pinout Compatible Controllers                                                    |
+| -------------------------------------------------------------------------------- |
+| [0xB2 Splinky](https://github.com/plut0nium/0xB2/)                               |
+| [Elite-Pi](https://keeb.io/products/elite-pi-usb-c-pro-micro-replacement-rp2040) |
+| [Sea-Picro EXT](https://github.com/joshajohnson/sea-picro)                       |
+| [0xCB Helios](https://keeb.supply/products/0xcb-helios)                          |
+| [Frood](https://github.com/piit79/Frood)                                         |
+| [Liatris](https://splitkb.com/products/liatris)                                  |
diff --git a/docs/squeezing_avr.md b/docs/squeezing_avr.md
index 60cda69c18..62db7f2471 100644
--- a/docs/squeezing_avr.md
+++ b/docs/squeezing_avr.md
@@ -193,6 +193,7 @@ That said, there are a number of Pro Micro replacements with ARM controllers:
 * [SparkFun Pro Micro - RP2040](https://www.sparkfun.com/products/18288)
 * [Blok](https://boardsource.xyz/store/628b95b494dfa308a6581622)
 * [Elite-Pi](https://keeb.io/products/elite-pi-usb-c-pro-micro-replacement-rp2040)
+* [0xCB Helios](https://keeb.supply/products/0xcb-helios) ([Open Source](https://github.com/0xCB-dev/0xCB-Helios), DIY/PCBA/Shop)
 * [Michi](https://github.com/ci-bus/michi-promicro-rp2040)
 
 There are other, non-Pro Micro compatible boards out there. The most popular being: