diff --git a/arch/arm/src/sam34/sam_gpio.c b/arch/arm/src/sam34/sam_gpio.c
index f16432ca25..da581eed19 100644
--- a/arch/arm/src/sam34/sam_gpio.c
+++ b/arch/arm/src/sam34/sam_gpio.c
@@ -522,13 +522,13 @@ int sam_dumpgpio(uint32_t pinset, const char *msg)
   lldbg(" FRLHSR: %08x LOCKSR: %08x   WPMR: %08x   WPSR: %08x\n",
         getreg32(base + SAM_PIO_FRLHSR_OFFSET), getreg32(base + SAM_PIO_LOCKSR_OFFSET),
         getreg32(base + SAM_PIO_WPMR_OFFSET), getreg32(base + SAM_PIO_WPSR_OFFSET));
-#elif defined(CONFIG_ARCH_CHIP_SAM4S) || defined(CONFIG_ARCH_CHIP_SAM4E)
+#if defined(CONFIG_ARCH_CHIP_SAM4S) || defined(CONFIG_ARCH_CHIP_SAM4E)
   lldbg("   PCMR: %08x  PCIMR: %08x  PCISR: %08x   PCRHR: %08x\n",
         getreg32(base + SAM_PIO_PCMR_OFFSET), getreg32(base + SAM_PIO_PCIMR_OFFSET),
         getreg32(base + SAM_PIO_PCISR_OFFSET), getreg32(base + SAM_PIO_PCRHR_OFFSET));
 #ifdef CONFIG_ARCH_CHIP_SAM4E
   lldbg("SCHMITT: %08x DELAYR:%08x\n",
-        getreg32(base + SAM_PIO_SCHMITT_OFFSET));
+        getreg32(base + SAM_PIO_SCHMITT_OFFSET), getreg32(base + SAM_PIO_DELAY_OFFSET));
 #else
   lldbg("SCHMITT: %08x\n",
         getreg32(base + SAM_PIO_SCHMITT_OFFSET));
@@ -538,4 +538,3 @@ int sam_dumpgpio(uint32_t pinset, const char *msg)
   return OK;
 }
 #endif
-
diff --git a/arch/arm/src/sam34/sam_lowputc.c b/arch/arm/src/sam34/sam_lowputc.c
index 63021309c2..6fffac4a76 100644
--- a/arch/arm/src/sam34/sam_lowputc.c
+++ b/arch/arm/src/sam34/sam_lowputc.c
@@ -151,7 +151,7 @@
  */
 
 #if defined(CONFIG_ARCH_CHIP_SAM3U) || defined(CONFIG_ARCH_CHIP_SAM3X) || \
-    defined(CONFIG_ARCH_CHIP_SAM3A) || defined(CONFIG_ARCH_CHIP_SAM4S) || \\
+    defined(CONFIG_ARCH_CHIP_SAM3A) || defined(CONFIG_ARCH_CHIP_SAM4S) || \
     defined(CONFIG_ARCH_CHIP_SAM4E)
 #  define SAM_MR_USCLKS    UART_MR_USCLKS_MCK   /* Source = Main clock */
 #  define SAM_USART_CLOCK  BOARD_MCK_FREQUENCY  /* Frequency of the main clock */
diff --git a/arch/arm/src/sam34/sam_serial.c b/arch/arm/src/sam34/sam_serial.c
index 62805922ee..7420a4679c 100644
--- a/arch/arm/src/sam34/sam_serial.c
+++ b/arch/arm/src/sam34/sam_serial.c
@@ -320,7 +320,7 @@
  */
 
 #if defined(CONFIG_ARCH_CHIP_SAM3U) || defined(CONFIG_ARCH_CHIP_SAM3X) || \
-    defined(CONFIG_ARCH_CHIP_SAM3A) || defined(CONFIG_ARCH_CHIP_SAM4S) || \\
+    defined(CONFIG_ARCH_CHIP_SAM3A) || defined(CONFIG_ARCH_CHIP_SAM4S) || \
     defined(CONFIG_ARCH_CHIP_SAM4E)
 #  define SAM_MR_USCLKS    UART_MR_USCLKS_MCK   /* Source = Main clock */
 #  define SAM_USART_CLOCK  BOARD_MCK_FREQUENCY  /* Frequency of the main clock */