diff --git a/arch/arm/src/efm32/Kconfig b/arch/arm/src/efm32/Kconfig
index 852ae5586c..c8917f1d1d 100644
--- a/arch/arm/src/efm32/Kconfig
+++ b/arch/arm/src/efm32/Kconfig
@@ -157,6 +157,48 @@ config EFM32_GPIO_IRQ
 	---help---
 		Enable support for interrupting GPIO pins
 
+choice
+	prompt "USART0 Mode"
+	default EFM32_USART0_ISUART
+	depends on EFM32_USART0
+
+config EFM32_USART0_ISUART
+	bool "USART0 is a UART"
+	select USART0_ISUART
+
+config EFM32_USART0_ISSPI
+	bool "USART0 is SPI"
+
+endchoice # USART0 Mode
+
+choice
+	prompt "USART1 Mode"
+	default EFM32_USART1_ISUART
+	depends on EFM32_USART1
+
+config EFM32_USART1_ISUART
+	bool "USART1 is a UART"
+	select USART1_ISUART
+
+config EFM32_USART1_ISSPI
+	bool "USART1 is SPI"
+
+endchoice # USART1 Mode
+
+choice
+	prompt "USART2 Mode"
+	default EFM32_USART2_ISUART
+	depends on EFM32_USART2
+
+config EFM32_USART2_ISUART
+	bool "USART2 is a UART"
+	select USART2_ISUART
+
+config EFM32_USART2_ISSPI
+	bool "USART2 is SPI"
+
+endchoice # USART2 Mode
+
 choice
 	prompt "LEUART Serial Console"
 	default NO_LEUART_SERIAL_CONSOLE
diff --git a/arch/arm/src/efm32/efm32_config.h b/arch/arm/src/efm32/efm32_config.h
index 5e5727ecef..7aa14713b4 100644
--- a/arch/arm/src/efm32/efm32_config.h
+++ b/arch/arm/src/efm32/efm32_config.h
@@ -82,15 +82,39 @@
 #  undef CONFIG_EFM32_LEUART1
 #endif
 
-/* Is there a UART device?  */
+/* Is there a UART device?  Or an SPI device? */
+
+#ifndef CONFIG_EFM32_USART0
+#  undef CONFIG_EFM32_USART0_ISUART
+#  undef CONFIG_EFM32_USART0_ISSPI
+#endif
+
+#ifndef CONFIG_EFM32_USART1
+#  undef CONFIG_EFM32_USART1_ISUART
+#  undef CONFIG_EFM32_USART1_ISSPI
+#endif
+
+#ifndef CONFIG_EFM32_USART2
+#  undef CONFIG_EFM32_USART2_ISUART
+#  undef CONFIG_EFM32_USART2_ISSPI
+#endif
 
 #undef HAVE_UART_DEVICE
-#if defined(CONFIG_EFM32_USART0) ||  defined(CONFIG_EFM32_USART1) || \
-    defined(CONFIG_EFM32_USART2) ||  defined(CONFIG_EFM32_UART0) || \
+#if defined(CONFIG_EFM32_USART0_ISUART) || \
+    defined(CONFIG_EFM32_USART1_ISUART) || \
+    defined(CONFIG_EFM32_USART2_ISUART) ||  \
+    defined(CONFIG_EFM32_UART0) || \
     defined(CONFIG_EFM32_UART1)
 #  define HAVE_UART_DEVICE 1
 #endif
 
+#undef HAVE_SPI_DEVICE
+#if defined(CONFIG_EFM32_USART0_ISSPI) || \
+    defined(CONFIG_EFM32_USART1_ISSPI) || \
+    defined(CONFIG_EFM32_USART2_ISSPI)
+#  define HAVE_SPI_DEVICE 1
+#endif
+
 /* Is there an LEUART device?  */
 
 #undef HAVE_LEUART_DEVICE
@@ -103,7 +127,7 @@
 #undef HAVE_UART_CONSOLE
 #undef HAVE_LEUART_CONSOLE
 
-#if defined(CONFIG_USART0_SERIAL_CONSOLE) && defined(CONFIG_EFM32_USART0)
+#if defined(CONFIG_USART0_SERIAL_CONSOLE) && defined(CONFIG_EFM32_USART0_ISUART)
 #  undef CONFIG_USART1_SERIAL_CONSOLE
 #  undef CONFIG_USART2_SERIAL_CONSOLE
 #  undef CONFIG_UART0_SERIAL_CONSOLE
@@ -111,7 +135,7 @@
 #  undef CONFIG_LEUART0_SERIAL_CONSOLE
 #  undef CONFIG_LEUART1_SERIAL_CONSOLE
 #  define HAVE_UART_CONSOLE 1
-#elif defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_EFM32_USART1)
+#elif defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_EFM32_USART1_ISUART)
 #  undef CONFIG_USART0_SERIAL_CONSOLE
 #  undef CONFIG_USART2_SERIAL_CONSOLE
 #  undef CONFIG_UART0_SERIAL_CONSOLE
@@ -119,7 +143,7 @@
 #  undef CONFIG_LEUART0_SERIAL_CONSOLE
 #  undef CONFIG_LEUART1_SERIAL_CONSOLE
 #  define HAVE_UART_CONSOLE 1
-#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_EFM32_USART2)
+#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_EFM32_USART2_ISUART)
 #  undef CONFIG_USART0_SERIAL_CONSOLE
 #  undef CONFIG_USART1_SERIAL_CONSOLE
 #  undef CONFIG_UART0_SERIAL_CONSOLE