RP2040 controller support for ffkb v3

keyboards/fingerpunch/ffkb/byomcu/v3/config.h

@@ -29,13 +29,20 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MATRIX_ROW_PINS_SR { D2, F4, F5, F6, F7, D4 }
 
 // SPI config for shift register (and trackball if enabled)
-#define SPI_DRIVER SPID1
 #define SPI_SCK_PIN B1
-#define SPI_SCK_PAL_MODE 5
 #define SPI_MOSI_PIN B2
-#define SPI_MOSI_PAL_MODE 5
 #define SPI_MISO_PIN B3
+
+#if defined(CONVERT_TO_ELITE_PI) || defined(CONVERT_TO_RP2040_CE) || defined(CONVERT_TO_HELIOS) || defined(CONVERT_TO_LIATRIS) || defined(CONVERT_TO_KB2040) || defined(CONVERT_TO_PROMICRO_RP2040)
+#define SPI_DRIVER SPID0
+#endif // CONVERT_TO_(any_rp2040)
+
+#ifdef CONVERT_TO_STEMCELL
+#define SPI_DRIVER SPID1
+#define SPI_SCK_PAL_MODE 5
+#define SPI_MOSI_PAL_MODE 5
 #define SPI_MISO_PAL_MODE 5
+#endif
 
 /* COL2ROW, ROW2COL*/
 #define DIODE_DIRECTION COL2ROW

keyboards/fingerpunch/ffkb/byomcu/v3/halconf.h

@@ -17,9 +17,18 @@
 
 #pragma once
 
+#if defined(CONVERT_TO_ELITE_PI) || defined(CONVERT_TO_RP2040_CE) || defined(CONVERT_TO_HELIOS) || defined(CONVERT_TO_LIATRIS) || defined(CONVERT_TO_KB2040) || defined(CONVERT_TO_PROMICRO_RP2040)
+#define HAL_USE_PWM    TRUE
+#define HAL_USE_I2C    TRUE
+#define HAL_USE_PAL    TRUE
+#define HAL_USE_SPI    TRUE
+#endif // CONVERT_TO_(any_rp2040)
+
+#ifdef CONVERT_TO_STEMCELL
 #define HAL_USE_SERIAL TRUE
 #define HAL_USE_SPI TRUE
 #define SPI_USE_WAIT TRUE
 #define SPI_SELECT_MODE SPI_SELECT_MODE_PAD
+#endif
 
 #include_next "halconf.h"

keyboards/fingerpunch/ffkb/byomcu/v3/keymaps/default/config.h

@@ -5,3 +5,8 @@
 // Read here for details: https://github.com/sadekbaroudi/qmk_firmware/tree/master/keyboards/fingerpunch#layer-lighting
 
 //#define FP_LAYER_LIGHTING_AUTO_MOUSE_ENABLE
+
+// Sadek: If you are using a white splinky provided by fingerpunch, please uncomment the line below, or even better, add to your personal
+//        keymap's config.h
+// https://github.com/qmk/qmk_firmware/blob/master/docs/platformdev_rp2040.md#rp2040-second-stage-bootloader-selection
+// #define RP2040_FLASH_GENERIC_03H

keyboards/fingerpunch/ffkb/byomcu/v3/mcuconf.h

@@ -2,24 +2,27 @@
 
 #include_next "mcuconf.h"
 
+#if defined(CONVERT_TO_ELITE_PI) || defined(CONVERT_TO_RP2040_CE) || defined(CONVERT_TO_HELIOS) || defined(CONVERT_TO_LIATRIS) || defined(CONVERT_TO_PROMICRO_RP2040)
+#undef RP_I2C_USE_I2C1
+#define RP_I2C_USE_I2C1 TRUE
+
+#undef RP_PWM_USE_PWM7
+#define RP_PWM_USE_PWM7 TRUE
+
+#undef RP_PWM_USE_TIM1
+#define RP_PWM_USE_TIM1 TRUE
+
+#undef RP_SPI_USE_SPI0
+#define RP_SPI_USE_SPI0 TRUE
+#endif // CONVERT_TO_(any_rp2040)
+
+#ifdef CONVERT_TO_STEMCELL
 #undef STM32_SPI_USE_SPI0
 #define STM32_SPI_USE_SPI0 TRUE
 
-// Added because of this error at compile time
-/*
-Compiling: keyboards/fingerpunch/ffkb_byomcu/v3/matrix_74hc595_spi.c                               In file included from ./lib/chibios/os/hal/include/hal_spi_v2.h:146:0,
-                 from ./lib/chibios/os/hal/include/hal_spi.h:31,
-                 from ./lib/chibios/os/hal/include/hal.h:315,
-                 from platforms/chibios/platform_deps.h:18,
-                 from quantum/quantum.h:18,
-                 from keyboards/fingerpunch/ffkb_byomcu/v3/matrix_74hc595_spi.c:3:
-./lib/chibios/os/hal/ports/STM32/LLD/SPIv1/hal_spi_v2_lld.h:282:2: error: #error "SPI driver activated but no SPI peripheral assigned"
- #error "SPI driver activated but no SPI peripheral assigned"
-  ^~~~~
- [ERRORS]
-*/
 #undef STM32_SPI_USE_SPI1
 #define STM32_SPI_USE_SPI1 TRUE
 
 #undef STM32_ST_USE_TIMER
-#define STM32_ST_USE_TIMER 5
+#define STM32_ST_USE_TIMER 5
+#endif // CONVERT_TO_STEMCELL

keyboards/fingerpunch/ffkb/byomcu/v3/rules.mk

@@ -11,6 +11,8 @@ MCU = atmega32u4
 #   ATmega328P   USBasp
 BOOTLOADER = atmel-dfu
 
+PIN_COMPATIBLE=promicro
+
 # Build Options
 #   change yes to no to disable
 #