diff --git a/boards/same54-xpro/Kconfig b/boards/same54-xpro/Kconfig
index e93ff5824310..4386463754b2 100644
--- a/boards/same54-xpro/Kconfig
+++ b/boards/same54-xpro/Kconfig
@@ -23,6 +23,7 @@ config BOARD_SAME54_XPRO
     select HAS_PERIPH_SPI
     select HAS_PERIPH_TIMER
     select HAS_PERIPH_UART
+    select HAS_PERIPH_UART_HW_FC
     select HAS_PERIPH_USBDEV
     select HAS_RIOTBOOT
     select HAS_TINYUSB_DEVICE
diff --git a/boards/same54-xpro/Makefile.features b/boards/same54-xpro/Makefile.features
index 3e3491ebeb04..2a0b7d1abcb8 100644
--- a/boards/same54-xpro/Makefile.features
+++ b/boards/same54-xpro/Makefile.features
@@ -12,6 +12,7 @@ FEATURES_PROVIDED += periph_sdmmc
 FEATURES_PROVIDED += periph_spi
 FEATURES_PROVIDED += periph_timer
 FEATURES_PROVIDED += periph_uart
+FEATURES_PROVIDED += periph_uart_hw_fc
 FEATURES_PROVIDED += periph_adc
 FEATURES_PROVIDED += periph_usbdev
 FEATURES_PROVIDED += periph_freqm
diff --git a/boards/same54-xpro/include/board.h b/boards/same54-xpro/include/board.h
index e6c548fb34cd..50a966787fef 100644
--- a/boards/same54-xpro/include/board.h
+++ b/boards/same54-xpro/include/board.h
@@ -56,6 +56,15 @@ extern "C" {
 #define LED0_ON             (LED_PORT.OUTCLR.reg = LED0_MASK)
 #define LED0_OFF            (LED_PORT.OUTSET.reg = LED0_MASK)
 #define LED0_TOGGLE         (LED_PORT.OUTTGL.reg = LED0_MASK)
+
+#define LED1_PIN            GPIO_PIN(PC, 15)
+
+#define LED_PORT            PORT->Group[PC]
+#define LED1_MASK           (1 << 15)
+
+#define LED1_ON             (LED_PORT.OUTCLR.reg = LED1_MASK)
+#define LED1_OFF            (LED_PORT.OUTSET.reg = LED1_MASK)
+#define LED1_TOGGLE         (LED_PORT.OUTTGL.reg = LED1_MASK)
 /** @} */
 
 /**
diff --git a/boards/same54-xpro/include/gpio_params.h b/boards/same54-xpro/include/gpio_params.h
index 70e59b6ab569..22cddefaaa70 100644
--- a/boards/same54-xpro/include/gpio_params.h
+++ b/boards/same54-xpro/include/gpio_params.h
@@ -37,6 +37,12 @@ static const  saul_gpio_params_t saul_gpio_params[] =
         .mode = GPIO_OUT,
         .flags = SAUL_GPIO_INVERTED
     },
+    {
+        .name = "LED(ETH)",
+        .pin = LED1_PIN,
+        .mode = GPIO_OUT,
+        .flags = SAUL_GPIO_INVERTED
+    },
     {
         .name = "Button(SW0)",
         .pin  = BTN0_PIN,
diff --git a/boards/same54-xpro/include/periph_conf.h b/boards/same54-xpro/include/periph_conf.h
index 5a402d196bd8..33dbb72cfd13 100644
--- a/boards/same54-xpro/include/periph_conf.h
+++ b/boards/same54-xpro/include/periph_conf.h
@@ -115,10 +115,6 @@ static const uart_conf_t uart_config[] = {
         .dev      = &SERCOM2->USART,
         .rx_pin   = GPIO_PIN(PB, 24),
         .tx_pin   = GPIO_PIN(PB, 25),
-#ifdef MODULE_PERIPH_UART_HW_FC
-        .rts_pin  = GPIO_UNDEF,
-        .cts_pin  = GPIO_UNDEF,
-#endif
         .mux      = GPIO_MUX_D,
         .rx_pad   = UART_PAD_RX_1,
         .tx_pad   = UART_PAD_TX_0,
@@ -130,12 +126,16 @@ static const uart_conf_t uart_config[] = {
         .rx_pin   = GPIO_PIN(PA, 5),
         .tx_pin   = GPIO_PIN(PA, 4),
 #ifdef MODULE_PERIPH_UART_HW_FC
-        .rts_pin  = GPIO_UNDEF,
-        .cts_pin  = GPIO_UNDEF,
+        .rts_pin  = GPIO_PIN(PA, 6),
+        .cts_pin  = GPIO_PIN(PA, 7),
 #endif
         .mux      = GPIO_MUX_D,
         .rx_pad   = UART_PAD_RX_1,
+#ifdef MODULE_PERIPH_UART_HW_FC
+        .tx_pad   = UART_PAD_TX_0_RTS_2_CTS_3,
+#else
         .tx_pad   = UART_PAD_TX_0,
+#endif
         .flags    = UART_FLAG_NONE,
         .gclk_src = SAM0_GCLK_PERIPH,
     },
@@ -143,10 +143,6 @@ static const uart_conf_t uart_config[] = {
         .dev      = &SERCOM5->USART,
         .rx_pin   = GPIO_PIN(PB, 17),
         .tx_pin   = GPIO_PIN(PB, 16),
-#ifdef MODULE_PERIPH_UART_HW_FC
-        .rts_pin  = GPIO_UNDEF,
-        .cts_pin  = GPIO_UNDEF,
-#endif
         .mux      = GPIO_MUX_C,
         .rx_pad   = UART_PAD_RX_1,
         .tx_pad   = UART_PAD_TX_0,
@@ -157,10 +153,6 @@ static const uart_conf_t uart_config[] = {
         .dev      = &SERCOM1->USART,
         .rx_pin   = GPIO_PIN(PC, 23),
         .tx_pin   = GPIO_PIN(PC, 22),
-#ifdef MODULE_PERIPH_UART_HW_FC
-        .rts_pin  = GPIO_UNDEF,
-        .cts_pin  = GPIO_UNDEF,
-#endif
         .mux      = GPIO_MUX_C,
         .rx_pad   = UART_PAD_RX_1,
         .tx_pad   = UART_PAD_TX_0,