diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 1c2c5d6..aeed538 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -64,6 +64,21 @@
 	  implements serial_putc() etc. The uclass interface is
 	  defined in include/serial.h.
 
+config SERIAL_RX_BUFFER
+	bool "Enable RX buffer for serial input"
+	depends on DM_SERIAL
+	help
+	  Enable RX buffer support for the serial driver. This enables
+	  pasting longer strings, even when the RX FIFO of the UART is
+	  not big enough (e.g. 16 bytes on the normal NS16550).
+
+config SERIAL_RX_BUFFER_SIZE
+	int "RX buffer size"
+	depends on SERIAL_RX_BUFFER
+	default 256
+	help
+	  The size of the RX buffer (needs to be power of 2)
+
 config SPL_DM_SERIAL
 	bool "Enable Driver Model for serial drivers in SPL"
 	depends on DM_SERIAL