STM32L1: STDIO_UART_TX and STDIO_UART_RX can be now user defined

Author: jeromecoutant

targets/TARGET_STM/TARGET_STM32L1/TARGET_MOTE_L152RC/PeripheralNames.h

@@ -50,10 +50,6 @@ typedef enum {
     UART_3 = (int)USART3_BASE
 } UARTName;
 
-#define STDIO_UART_TX  PA_2
-#define STDIO_UART_RX  PA_3
-#define STDIO_UART     UART_2
-
 typedef enum {
     SPI_1 = (int)SPI1_BASE,
     SPI_2 = (int)SPI2_BASE,

targets/TARGET_STM/TARGET_STM32L1/TARGET_MOTE_L152RC/PinNames.h

@@ -122,16 +122,28 @@ typedef enum {
     D14         = PB_9,
     D15         = PB_8,
 
+    // STDIO for console print
+#ifdef MBED_CONF_TARGET_STDIO_UART_TX
+    STDIO_UART_TX = MBED_CONF_TARGET_STDIO_UART_TX,
+#else
+    STDIO_UART_TX = PA_2,
+#endif
+#ifdef MBED_CONF_TARGET_STDIO_UART_RX
+    STDIO_UART_RX = MBED_CONF_TARGET_STDIO_UART_RX,
+#else
+    STDIO_UART_RX = PA_3,
+#endif
+
     // Generic signals namings
     LED1        = PB_1,
     LED2        = PC_3,
     LED3        = PB_10,
     LED4        = PB_10,
     //USER_BUTTON = PC_13,
-    SERIAL_TX   = PA_2,
-    SERIAL_RX   = PA_3,
-    USBTX       = PA_2,
-    USBRX       = PA_3,
+    SERIAL_TX   = STDIO_UART_TX,
+    SERIAL_RX   = STDIO_UART_RX,
+    USBTX       = STDIO_UART_TX,
+    USBRX       = STDIO_UART_RX,
     I2C_SCL     = PB_8,
     I2C_SDA     = PB_9,
     SPI_MOSI    = PA_7,

targets/TARGET_STM/TARGET_STM32L1/TARGET_NUCLEO_L152RE/PeripheralNames.h

@@ -52,10 +52,6 @@ typedef enum {
     UART_5 = (int)UART5_BASE
 } UARTName;
 
-#define STDIO_UART_TX  PA_2
-#define STDIO_UART_RX  PA_3
-#define STDIO_UART     UART_2
-
 typedef enum {
     SPI_1 = (int)SPI1_BASE,
     SPI_2 = (int)SPI2_BASE,

targets/TARGET_STM/TARGET_STM32L1/TARGET_NUCLEO_L152RE/PinNames.h

@@ -122,6 +122,18 @@ typedef enum {
     D14         = PB_9,
     D15         = PB_8,
 
+    // STDIO for console print
+#ifdef MBED_CONF_TARGET_STDIO_UART_TX
+    STDIO_UART_TX = MBED_CONF_TARGET_STDIO_UART_TX,
+#else
+    STDIO_UART_TX = PA_2,
+#endif
+#ifdef MBED_CONF_TARGET_STDIO_UART_RX
+    STDIO_UART_RX = MBED_CONF_TARGET_STDIO_UART_RX,
+#else
+    STDIO_UART_RX = PA_3,
+#endif
+
     // Generic signals namings
     LED1        = PA_5,
     LED2        = PA_5,
@@ -130,10 +142,10 @@ typedef enum {
     USER_BUTTON = PC_13,
     // Standardized button names
     BUTTON1 = USER_BUTTON,
-    SERIAL_TX   = PA_2,
-    SERIAL_RX   = PA_3,
-    USBTX       = PA_2,
-    USBRX       = PA_3,
+    SERIAL_TX   = STDIO_UART_TX,
+    SERIAL_RX   = STDIO_UART_RX,
+    USBTX       = STDIO_UART_TX,
+    USBRX       = STDIO_UART_RX,
     I2C_SCL     = PB_8,
     I2C_SDA     = PB_9,
     SPI_MOSI    = PA_7,