support NUC472 CAN

Author: cyliangtw

targets/TARGET_NUVOTON/TARGET_NUC472/TARGET_NUMAKER_PFM_NUC472/PeripheralNames.h

@@ -120,6 +120,11 @@ typedef enum {
     SD_0_1 = (int) NU_MODNAME(SD_BASE, 1)
 } SDName;
 
+typedef enum {
+    CAN_0 = (int) NU_MODNAME(CAN0_BASE, 0),
+    CAN_1 = (int) NU_MODNAME(CAN1_BASE, 0)
+} CANName;
+
 #ifdef __cplusplus
 }
 #endif

targets/TARGET_NUVOTON/TARGET_NUC472/TARGET_NUMAKER_PFM_NUC472/PeripheralPins.c

@@ -510,3 +510,22 @@ const PinMap PinMap_SD_DAT3[] = {
 
     {NC,    NC,    0}
 };
+
+const PinMap PinMap_CAN_TD[] = {
+    {PB_13, CAN_0, SYS_GPB_MFPH_PB13MFP_CAN0_TXD},
+    {PA_1, CAN_1, SYS_GPA_MFPL_PA1MFP_CAN1_TXD},
+    {PA_6, CAN_1, SYS_GPA_MFPL_PA6MFP_CAN1_TXD},
+    {PH_1, CAN_1, SYS_GPH_MFPL_PH1MFP_CAN1_TXD},
+        
+    {NC,    NC,     0}
+};
+
+
+const PinMap PinMap_CAN_RD[] = {
+    {PB_12, CAN_0, SYS_GPB_MFPH_PB12MFP_CAN0_RXD},
+    {PA_0, CAN_1, SYS_GPA_MFPL_PA0MFP_CAN1_RXD},
+    {PH_0, CAN_1, SYS_GPH_MFPL_PH0MFP_CAN1_RXD},
+        
+    {NC,    NC,    0}
+};
+

targets/TARGET_NUVOTON/TARGET_NUC472/TARGET_NUMAKER_PFM_NUC472/PeripheralPins.h

@@ -64,6 +64,10 @@ extern const PinMap PinMap_SD_DAT1[];
 extern const PinMap PinMap_SD_DAT2[];
 extern const PinMap PinMap_SD_DAT3[];
 
+//*** CAN ***
+extern const PinMap PinMap_CAN_TD[];
+extern const PinMap PinMap_CAN_RD[];
+
 #ifdef __cplusplus
 }
 #endif

targets/TARGET_NUVOTON/TARGET_NUC472/TARGET_NUMAKER_PFM_NUC472/device.h

@@ -38,7 +38,7 @@
 #define DEVICE_SPI_ASYNCH       1
 #define DEVICE_SPISLAVE         1
 
-#define DEVICE_CAN              0
+#define DEVICE_CAN              1
 
 #define DEVICE_RTC              1
 

targets/TARGET_NUVOTON/TARGET_NUC472/TARGET_NUMAKER_PFM_NUC472/objects.h

@@ -128,6 +128,10 @@ struct trng_s {
     uint8_t dummy;
 };
 
+struct can_s {
+	CANName can;
+	char index; 
+};
 #ifdef __cplusplus
 }
 #endif