boards/b-l072z-lrwan1: fix on boards LEDs

- LED1/2/3 macros were refering to LED0
- LED1/2/3 are not initialized in board init

boards/b-l072z-lrwan1/board.c

@@ -38,4 +38,8 @@ void board_init(void)
        only if explicitly wanted by the user */
     gpio_init(LED0_PIN, GPIO_OUT);
 #endif
+
+    gpio_init(LED1_PIN, GPIO_OUT);
+    gpio_init(LED2_PIN, GPIO_OUT);
+    gpio_init(LED3_PIN, GPIO_OUT);
 }

boards/b-l072z-lrwan1/include/board.h

@@ -66,23 +66,23 @@ extern "C" {
 #define LED1_PIN            GPIO_PIN(PORT_B, 5)
 #define LED1_MASK           (1 << 5)
 
-#define LED1_ON             (GPIOB->BSRR = LED0_MASK)
-#define LED1_OFF            (GPIOB->BSRR = (LED0_MASK << 16))
-#define LED1_TOGGLE         (GPIOB->ODR  ^= LED0_MASK)
+#define LED1_ON             (GPIOB->BSRR = LED1_MASK)
+#define LED1_OFF            (GPIOB->BSRR = (LED1_MASK << 16))
+#define LED1_TOGGLE         (GPIOB->ODR  ^= LED1_MASK)
 
 #define LED2_PIN            GPIO_PIN(PORT_B, 6)
 #define LED2_MASK           (1 << 6)
 
-#define LED2_ON             (GPIOB->BSRR = LED0_MASK)
-#define LED2_OFF            (GPIOB->BSRR = (LED0_MASK << 16))
-#define LED2_TOGGLE         (GPIOB->ODR  ^= LED0_MASK)
+#define LED2_ON             (GPIOB->BSRR = LED2_MASK)
+#define LED2_OFF            (GPIOB->BSRR = (LED2_MASK << 16))
+#define LED2_TOGGLE         (GPIOB->ODR  ^= LED2_MASK)
 
 #define LED3_PIN            GPIO_PIN(PORT_B, 7)
 #define LED3_MASK           (1 << 7)
 
-#define LED3_ON             (GPIOB->BSRR = LED0_MASK)
-#define LED3_OFF            (GPIOB->BSRR = (LED0_MASK << 16))
-#define LED3_TOGGLE         (GPIOB->ODR  ^= LED0_MASK)
+#define LED3_ON             (GPIOB->BSRR = LED3_MASK)
+#define LED3_OFF            (GPIOB->BSRR = (LED3_MASK << 16))
+#define LED3_TOGGLE         (GPIOB->ODR  ^= LED3_MASK)
 /** @} */
 
 /**