STM32H750 as a standard target (betaflight#11957)

* STM32H750

* Adding additional files needed, and removing custom defaults.

* Removed unnecessary define.

* Corrected indentation

* As per feedback

* Aligned with target cleanup

src/main/target/STM32H750/target.c

@@ -0,0 +1,21 @@
+/*
+ * This file is part of Cleanflight and Betaflight.
+ *
+ * Cleanflight and Betaflight are free software. You can redistribute
+ * this software and/or modify this software under the terms of the
+ * GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option)
+ * any later version.
+ *
+ * Cleanflight and Betaflight are distributed in the hope that they
+ * 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 software.
+ *
+ * If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stddef.h>

src/main/target/STM32H750/target.h

@@ -0,0 +1,84 @@
+/*
+ * This file is part of Cleanflight and Betaflight.
+ *
+ * Cleanflight and Betaflight are free software. You can redistribute
+ * this software and/or modify this software under the terms of the
+ * GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option)
+ * any later version.
+ *
+ * Cleanflight and Betaflight are distributed in the hope that they
+ * 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 software.
+ *
+ * If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#define TARGET_BOARD_IDENTIFIER "S750"
+
+#define USBD_PRODUCT_STRING     "Betaflight STM32H750"
+
+#define USE_I2C_DEVICE_1
+#define USE_I2C_DEVICE_2
+#define USE_I2C_DEVICE_3
+#define USE_I2C_DEVICE_4
+
+#define USE_UART1
+#define USE_UART2
+#define USE_UART3
+#define USE_UART4
+#define USE_UART5
+#define USE_UART6
+#define USE_UART7
+#define USE_UART8
+#define USE_LP_UART1
+
+#define SERIAL_PORT_COUNT       (UNIFIED_SERIAL_PORT_COUNT + 8)
+
+#define USE_SPI_DEVICE_1
+#define USE_SPI_DEVICE_2
+#define USE_SPI_DEVICE_3
+#define USE_SPI_DEVICE_4
+#define USE_SPI_DEVICE_5
+#define USE_SPI_DEVICE_6
+
+#define TARGET_IO_PORTA 0xffff
+#define TARGET_IO_PORTB 0xffff
+#define TARGET_IO_PORTC 0xffff
+#define TARGET_IO_PORTD 0xffff
+#define TARGET_IO_PORTE 0xffff
+#define TARGET_IO_PORTF 0xffff
+
+#define USE_I2C
+#define I2C_FULL_RECONFIGURABILITY
+
+#define USE_BEEPER
+
+#ifdef USE_SDCARD
+#define USE_SDCARD_SPI
+#define USE_SDCARD_SDIO
+#endif
+
+#define USE_SPI
+#define SPI_FULL_RECONFIGURABILITY
+
+#define USE_VCP
+
+#define USE_SOFTSERIAL1
+#define USE_SOFTSERIAL2
+
+#define UNIFIED_SERIAL_PORT_COUNT       3
+
+#define USE_USB_DETECT
+
+#define USE_ESCSERIAL
+
+#define USE_ADC
+
+#define CONFIG_IN_SDCARD

src/main/target/STM32H750/target.mk

@@ -0,0 +1,48 @@
+RX_SRC = \
+    rx/cc2500_common.c \
+    rx/cc2500_frsky_shared.c \
+    rx/cc2500_frsky_d.c \
+    rx/cc2500_frsky_x.c \
+    rx/cc2500_sfhss.c \
+    rx/cc2500_redpine.c \
+    rx/a7105_flysky.c \
+    rx/cyrf6936_spektrum.c \
+    drivers/rx/expresslrs_driver.c \
+    rx/expresslrs.c \
+    rx/expresslrs_common.c \
+    rx/expresslrs_telemetry.c \
+    drivers/rx/rx_cc2500.c \
+    drivers/rx/rx_a7105.c \
+    drivers/rx/rx_cyrf6936.c \
+    drivers/rx/rx_sx127x.c \
+    drivers/rx/rx_sx1280.c
+
+H750xB_TARGETS += $(TARGET)
+
+HSE_VALUE    = 8000000
+
+ifneq ($(EXST),)
+EXST = yes
+EXST_ADJUST_VMA = 0x97CE0000
+endif
+
+ifneq ($(EXST),yes)
+TARGET_FLASH_SIZE   := 1024
+LD_SCRIPT       = $(LINKER_DIR)/stm32_flash_h750_1m.ld
+endif
+
+FEATURES       += VCP ONBOARDFLASH SDCARD_SDIO
+
+TARGET_SRC = \
+    msc/usbd_storage_sd_spi.c \
+    drivers/sdcard_spi.c \
+    drivers/bus_quadspi_hal.c \
+    drivers/bus_quadspi.c \
+    $(addprefix drivers/accgyro/,$(notdir $(wildcard $(SRC_DIR)/drivers/accgyro/*.c))) \
+    $(ROOT)/lib/main/BoschSensortec/BMI270-Sensor-API/bmi270_maximum_fifo.c \
+    $(addprefix drivers/barometer/,$(notdir $(wildcard $(SRC_DIR)/drivers/barometer/*.c))) \
+    $(addprefix drivers/compass/,$(notdir $(wildcard $(SRC_DIR)/drivers/compass/*.c))) \
+    drivers/max7456.c \
+    drivers/vtx_rtc6705.c \
+    drivers/vtx_rtc6705_soft_spi.c \
+    $(RX_SRC)