WiringPi: Update in response to the latest regulations about I2C/SPI nodes

Signed-off-by: Deokgyu Yang <secugyu@gmail.com>
Change-Id: Ia6992332b157a6b078f5d1f67b280d2fc3a09774
diff --git a/gpio/gpio.c b/gpio/gpio.c
index 55107b8..431add8 100644
--- a/gpio/gpio.c
+++ b/gpio/gpio.c
@@ -207,7 +207,7 @@
 		port = 1;
 		break;
 	case MODEL_ODROID_XU3:
-		if (cmpKernelVersion(KERN_NUM_TO_REVISION, 5, 4, 0))
+		if (cmpKernelVersion(KERN_NUM_TO_MAJOR, 5))
 			port = 0;
 		else
 			port = 1;
diff --git a/wiringPi/wiringPiI2C.c b/wiringPi/wiringPiI2C.c
index 48d0a1e..9cf93b9 100644
--- a/wiringPi/wiringPiI2C.c
+++ b/wiringPi/wiringPiI2C.c
@@ -244,15 +244,23 @@
 	switch(model)	{
 	case MODEL_ODROID_C1:
 	case MODEL_ODROID_C2:
-	case MODEL_ODROID_XU3:
 		device = "/dev/i2c-1";
 	break;
+	case MODEL_ODROID_XU3:
+		if (cmpKernelVersion(KERN_NUM_TO_MAJOR, 5))
+			device = "/dev/i2c-0";
+		else
+			device = "/dev/i2c-1";
+	break;
 	case MODEL_ODROID_N1:
 		device = "/dev/i2c-4";
 	break;
 	case MODEL_ODROID_N2:
 	case MODEL_ODROID_C4:
-		device = "/dev/i2c-2";
+		if (cmpKernelVersion(KERN_NUM_TO_REVISION, 4, 9, 230))
+			device = "/dev/i2c-0";
+		else
+			device = "/dev/i2c-2";
 	break;
 	}
 
diff --git a/wiringPi/wiringPiSPI.c b/wiringPi/wiringPiSPI.c
index 406f099..e860ed6 100644
--- a/wiringPi/wiringPiSPI.c
+++ b/wiringPi/wiringPiSPI.c
@@ -150,6 +150,11 @@
 		sprintf(device, "%s%d", spiDevType0, channel);
 	break;
 	case MODEL_ODROID_XU3:
+		if (cmpKernelVersion(KERN_NUM_TO_MAJOR, 5))
+			sprintf(device, "%s%d", spiDevType0, channel);
+		else
+			sprintf(device, "%s%d", spiDevType1, channel);
+	break;
 	case MODEL_ODROID_N1:
 		sprintf(device, "%s%d", spiDevType1, channel);
 	break;