Better definitions for SPI port

platformio.ini

@@ -55,6 +55,10 @@ build_flags =
 	-D USS_RIGHT_PIN=14
 	-D SDA_PIN=47
 	-D SCL_PIN=21
+    -D SPI_SCK=41
+    -D SPI_MISO=19
+    -D SPI_MOSI=20
+    -D ICM20948_SPI_CS=2 # Only needed if ICM20948 is in SPI mode
 
 [env:seeed-xiao-esp32s3]
 platform = espressif32
@@ -90,6 +94,7 @@ build_flags =
 	${factory_settings.build_flags}
     ${features.build_flags}
 	${build_settings.build_flags}
+    -D SPI_PORT=SPI # Define which spi port to use for external components
 	-D CORE_DEBUG_LEVEL=4
 	-D register=
 	-std=gnu++2a