deprecate df_bmp280_wrapper and replace with in tree bmp280

- deprecate DriverFramework bmp280 driver (df_bmp280_wrapper)
 - update beaglebone blue and snapdragon flight eagle boards to use in tree bmp280
 - update posix (really just linux) and qurt I2C wrappers
 - tested on beaglebone blue

boards/beaglebone/blue/cross.cmake

@@ -25,7 +25,6 @@ px4_add_board(
 		pwm_out_sim
 		#telemetry # all available telemetry drivers
 	DF_DRIVERS # NOTE: DriverFramework is migrating to intree PX4 drivers
-		bmp280
 		mpu9250
 	MODULES
 		airspeed_selector

boards/beaglebone/blue/native.cmake

@@ -23,7 +23,6 @@ px4_add_board(
 		pwm_out_sim
 		#telemetry # all available telemetry drivers
 	DF_DRIVERS # NOTE: DriverFramework is migrating to intree PX4 drivers
-		bmp280
 		mpu9250
 	MODULES
 		airspeed_selector

boards/beaglebone/blue/src/board_config.h

@@ -60,8 +60,13 @@
 /*
  * I2C busses
  */
-#define PX4_I2C_BUS_EXPANSION	1
-#define PX4_NUMBER_I2C_BUSES    1
+#define PX4_I2C_BUS_EXPANSION   1 // i2c-1: pins P9 17,18
+#define PX4_I2C_BUS_ONBOARD     2 // i2c-2: pins P9 19,20 - bmp280, mpu9250
+
+#define PX4_NUMBER_I2C_BUSES    2
+
+#define PX4_I2C_OBDEV_MPU9250 0x68
+#define PX4_I2C_OBDEV_BMP280  0x76
 
 #include <system_config.h>
 #include <px4_platform_common/board_common.h>
@@ -82,8 +87,6 @@ void rc_cleaning(void);
 #define rc_i2c_unlock_bus	rc_i2c_release_bus
 #define rc_i2c_get_lock		rc_i2c_get_in_use_state
 
-#define rc_bmp_init			rc_initialize_barometer
-
 #define rc_adc_read_raw		rc_adc_raw
 
 #define rc_servo_send_pulse_us			rc_send_servo_pulse_us
@@ -94,25 +97,6 @@ void rc_cleaning(void);
 #define rc_filter_prefill_outputs		rc_prefill_filter_outputs
 #define rc_filter_butterworth_lowpass	rc_butterworth_lowpass
 
-/**
- * struct to hold the data retreived during one read of the barometer.
- */
-typedef struct rc_bmp_data_t {
-	float temp_c;		///< temperature in degrees celcius
-	float alt_m;		///< altitude in meters
-	float pressure_pa;	///< current pressure in pascals
-} rc_bmp_data_t;
-
-#ifdef  __cplusplus
-extern "C" {
-#endif
-
-int rc_bmp_read(rc_bmp_data_t *data);
-
-#ifdef __cplusplus
-}
-#endif
-
 #endif
 
 #endif // BOARD_CONFIG_H

boards/beaglebone/blue/src/init.cpp

@@ -138,17 +138,3 @@ void rc_cleaning(void)
 #endif
 #endif
 }
-
-
-#ifdef __RC_V0_3
-int rc_bmp_read(rc_bmp_data_t *data)
-{
-	int rtn = rc_read_barometer();
-
-	data->temp_c 		= rc_bmp_get_temperature();
-	data->alt_m  		= rc_bmp_get_altitude_m();
-	data->pressure_pa	= rc_bmp_get_pressure_pa();
-
-	return rtn;
-}
-#endif