1 files changed, 8 insertions, 3 deletions

diff --git a/drivers/tty/serial/efm32-uart.c b/drivers/tty/serial/efm32-uart.c
index ebd8569f9ad5..9fff25be87f9 100644
--- a/drivers/tty/serial/efm32-uart.c
+++ b/drivers/tty/serial/efm32-uart.c
@@ -27,6 +27,7 @@
 #define UARTn_FRAME             0x04
 #define UARTn_FRAME_DATABITS__MASK      0x000f
 #define UARTn_FRAME_DATABITS(n)         ((n) - 3)
+#define UARTn_FRAME_PARITY__MASK        0x0300
 #define UARTn_FRAME_PARITY_NONE         0x0000
 #define UARTn_FRAME_PARITY_EVEN         0x0200
 #define UARTn_FRAME_PARITY_ODD          0x0300
@@ -572,12 +573,16 @@ static void efm32_uart_console_get_options(struct efm32_uart_port *efm_port,
                         16 * (4 + (clkdiv >> 6)));
 
         frame = efm32_uart_read32(efm_port, UARTn_FRAME);
-        if (frame & UARTn_FRAME_PARITY_ODD)
+        switch (frame & UARTn_FRAME_PARITY__MASK) {
+        case UARTn_FRAME_PARITY_ODD:
                 *parity = 'o';
-        else if (frame & UARTn_FRAME_PARITY_EVEN)
+                break;
+        case UARTn_FRAME_PARITY_EVEN:
                 *parity = 'e';
-        else
+                break;
+        default:
                 *parity = 'n';
+        }
 
         *bits = (frame & UARTn_FRAME_DATABITS__MASK) -
                         UARTn_FRAME_DATABITS(4) + 4;