Add BTT Kraken MCU support (#476)

config/mcu_definitions/main/BTT_Kraken_v1.0.cfg

@@ -0,0 +1,54 @@
+[board_pins mcu_manufacturer]
+aliases:
+    MCU_S1_STEP=PC14   , MCU_S1_DIR=PC13   , MCU_S1_ENABLE=PE6    , MCU_S1_UART=PD6    ,
+    MCU_S2_STEP=PE5    , MCU_S2_DIR=PE4    , MCU_S2_ENABLE=PE3    , MCU_S2_UART=PD5    ,
+    MCU_S3_STEP=PE2    , MCU_S3_DIR=PE1    , MCU_S3_ENABLE=PE0    , MCU_S3_UART=PD4    ,
+    MCU_S4_STEP=PB9    , MCU_S4_DIR=PB8    , MCU_S4_ENABLE=PB7    , MCU_S4_UART=PD3    ,
+    MCU_S5_STEP=PG9    , MCU_S5_DIR=PG10   , MCU_S5_ENABLE=PG13   , MCU_S5_UART=PD2    ,
+    MCU_S6_STEP=PG11   , MCU_S6_DIR=PD7    , MCU_S6_ENABLE=PG12   , MCU_S6_UART=PA15   ,
+    MCU_S7_STEP=PB4    , MCU_S7_DIR=PB3    , MCU_S7_ENABLE=PB5    , MCU_S7_UART=PA9    ,
+    MCU_S8_STEP=PG15   , MCU_S8_DIR=PB6    , MCU_S8_ENABLE=PG14   , MCU_S8_UART=PA10   ,
+    MCU_MOSI=PC8 , MCU_MISO=PC7 , MCU_SCK=PC6 ,
+
+    MCU_MOTOR_SERVO=PE7 ,
+    MCU_RGB1=PF10 , MCU_RGB2=PF11 ,
+    MCU_MIN1=PC15 , MCU_MIN2=PF0  , MCU_MIN3=PF1  , MCU_MIN4=PF2  ,
+    MCU_MIN5=PF3  , MCU_MIN6=PF4  , MCU_MIN7=PF10 , MCU_MIN8=PC0  ,
+
+    MCU_HE0=PF6 , MCU_HE1=PF7 , MCU_HE2=PF9 , MCU_HE3=PF8 ,
+
+    MCU_BED_OUT=PF5 ,
+
+    MCU_TB=PB0 ,
+    MCU_T0=PB1 , MCU_T1=PC5 , MCU_T2=PC4 , MCU_T3=PA7 ,
+
+    MCU_FAN0=PA0 , MCU_FAN1=PA1 , MCU_FAN2=PA2 , MCU_FAN3=PA3 , MCU_FAN4=PA4 , MCU_FAN5=PA5 ,
+    MCU_FAN6=PA6 , MCU_FAN7=PE8 ,
+    MCU_FAN6_TACH=PC1 , MCU_FAN7_TACH=PG0 ,
+
+    MCU_PS_ON=PD10   ,
+    MCU_FWS1=PC2     , MCU_FWS2=PC3 ,
+
+    MCU_IND_DET=PD11 ,
+    # PROBE header
+    MCU_PROBE=PC1 , MCU_PROBE_SERVO=PE9 ,
+
+    # SPI header
+    MCU_SPI_1=<5V>   , MCU_SPI_2=<GND> ,
+    MCU_SPI_3=PE10   , MCU_SPI_4=PE12  ,
+    MCU_SPI_5=PE14   , MCU_SPI_6=PE13  ,
+    MCU_SPI_7=<3.3V> , MCU_SPI_8=<GND> ,
+
+    # EXP1 header
+    EXP1_1=PG5   , EXP1_2=PG4   ,
+    EXP1_3=PG3   , EXP1_4=PG2   ,
+    EXP1_5=PD15  , EXP1_6=PD14  ,  # Slot in the socket on this side
+    EXP1_7=PD13  , EXP1_8=PD12  ,
+    EXP1_9=<GND> , EXP1_10=<5V> ,
+
+    # EXP2 header
+    EXP2_1=PE13  , EXP2_2=PE12  ,
+    EXP2_3=PG8   , EXP2_4=PE11  ,
+    EXP2_5=PG7   , EXP2_6=PE14  ,  # Slot in the socket on this side
+    EXP2_7=PG6   , EXP2_8=<RST> ,
+    EXP2_9=<GND> , EXP2_10=<5V> ,

user_templates/mcu_defaults/main/BTT_Kraken_v1.0.cfg

@@ -0,0 +1,53 @@
+
+#--------------------------------------#
+##### BTT Kraken MCU definition ########
+#--------------------------------------#
+
+[mcu]
+##--------------------------------------------------------------------
+# This board work by using a serial connection by default. If you
+# want to use CAN, invert the commented lines and use canbus_uuid.
+
+serial: /dev/serial/by-id/change-me-to-the-correct-mcu-path
+# canbus_uuid: change-me-to-the-correct-canbus-id
+##--------------------------------------------------------------------
+
+[include config/mcu_definitions/main/BTT_Kraken_v1.0.cfg] # Do not remove this line
+[board_pins kraken_mcu]
+mcu: mcu
+aliases:
+    X_STEP=MCU_S1_STEP   , X_DIR=MCU_S1_DIR   , X_ENABLE=MCU_S1_ENABLE   , X_TMCUART=MCU_S1_UART   ,
+    Y_STEP=MCU_S2_STEP   , Y_DIR=MCU_S2_DIR   , Y_ENABLE=MCU_S2_ENABLE   , Y_TMCUART=MCU_S2_UART   ,
+
+    Z_STEP=MCU_S5_STEP   , Z_DIR=MCU_S5_DIR   , Z_ENABLE=MCU_S5_ENABLE   , Z_TMCUART=MCU_S5_UART   ,
+    Z1_STEP=MCU_S6_STEP  , Z1_DIR=MCU_S6_DIR  , Z1_ENABLE=MCU_S6_ENABLE  , Z1_TMCUART=MCU_S6_UART  ,
+    Z2_STEP=MCU_S7_STEP  , Z2_DIR=MCU_S7_DIR  , Z2_ENABLE=MCU_S7_ENABLE  , Z2_TMCUART=MCU_S7_UART  ,
+    Z3_STEP=MCU_S8_STEP  , Z3_DIR=MCU_S8_DIR  , Z3_ENABLE=MCU_S8_ENABLE  , Z3_TMCUART=MCU_S8_UART  ,
+
+    E_STEP=MCU_S3_STEP   , E_DIR=MCU_S3_DIR   , E_ENABLE=MCU_S3_ENABLE   , E_TMCUART=MCU_S3_UART   ,
+
+    DRIVER_SPI_MOSI=MCU_MOSI , # Used in case of SPI drivers
+    DRIVER_SPI_MISO=MCU_MISO , # Used in case of SPI drivers
+    DRIVER_SPI_SCK=MCU_SCK   , # Used in case of SPI drivers
+
+    X_STOP= MCU_MIN1 , Y_STOP=MCU_MIN2 , Z_STOP=MCU_MIN5 ,
+    PROBE_INPUT=MCU_IND_DET  ,
+    RUNOUT_SENSOR=MCU_MIN4 ,
+
+    E_HEATER=MCU_HE0       , E_TEMPERATURE=MCU_T0   ,
+    BED_HEATER=MCU_BED_OUT , BED_TEMPERATURE=MCU_TB ,
+
+    PART_FAN=MCU_FAN7 , E_FAN=MCU_FAN6 ,
+    CONTROLLER_FAN=MCU_FAN2        ,
+    EXHAUST_FAN=MCU_FAN3           ,
+    FILTER_FAN=MCU_FAN4            ,
+    HOST_CONTROLLER_FAN=MCU_FAN5   ,
+
+    CHAMBER_TEMPERATURE=MCU_T1 , ELECTRICAL_CABINET_TEMPERATURE=MCU_T2 ,
+
+    LIGHT_OUTPUT=MCU_HE2     ,
+    LIGHT_NEOPIXEL=MCU_RGB1  ,
+    STATUS_NEOPIXEL=MCU_RGB2 ,
+
+    SERVO_PIN=MCU_MOTOR_SERVO ,
+