added gpio sysfs if

bsp_rpi/boardtest/SpiTest.h

@@ -6,13 +6,27 @@
 #include <linux/spi/spidev.h>
 #include <string>
 
-class SpiTest: public ExecutableObjectIF, SystemObject {
+class SpiTest:
+        public SystemObject,
+        public ExecutableObjectIF {
 public:
 	SpiTest(object_id_t objectId);
 
 	ReturnValue_t performOperation(uint8_t opCode) override;
 	ReturnValue_t initialize() override;
 private:
+	// These chip selects (BCM number) will be pulled high if not used
+	// ACS board specific.
+	enum SpiChipSelects {
+	    SS_MGM_0_LIS3 = 0,  //!< MGM 0, LIS3MDLTR, U6, A side
+	    SS_MGM_1_RM = 1, //!< MGM 1, RM3100, U7, A side
+	    SS_GYRO_0_ADIS = 2, //!< Gyro 0, ADIS16485, U3, A side
+	    SS_GYRO_1_L3G = 3, //!< Gyro 1, L3GD20H, U4, A side
+	    SS_GYRO_2_L3G = 4, //!< Gyro 2, L3GD20h, U5, B side
+	    SS_MGM_2_LIS3 = 17, //!< MGM 2, LIS3MDLTR, U8, B side
+	    SS_MGM_3_RM = 27, //!< MGM 3, RM3100, U9, B side
+	};
+
 	const std::string spiDeviceName = "/dev/spidev0.0";
 	int spiFd = 0;