diff --git a/drivers/console/native_posix_console.c b/drivers/console/native_posix_console.c
index 6ed8344b0aa..02d80060bb7 100644
--- a/drivers/console/native_posix_console.c
+++ b/drivers/console/native_posix_console.c
@@ -254,19 +254,6 @@ static void native_stdio_runner(void *p1, void *p2, void *p3)
 		k_sleep(wait_time);
 	}
 }
-
-void native_stdin_register_input(struct k_fifo *avail, struct k_fifo *lines,
-			 u8_t (*completion)(char *str, u8_t len))
-{
-	avail_queue = avail;
-	lines_queue = lines;
-	completion_cb = completion;
-
-	k_thread_create(&native_stdio_thread, stack,
-			CONFIG_ARCH_POSIX_RECOMMENDED_STACK_SIZE,
-			native_stdio_runner, NULL, NULL, NULL,
-			CONFIG_NATIVE_STDIN_PRIO, 0, K_NO_WAIT);
-}
 #endif /* CONFIG_NATIVE_POSIX_STDIN_CONSOLE */
 
 static int native_posix_console_init(struct device *arg)
diff --git a/include/console/console.h b/include/console/console.h
index 56fe74ef7ed..4c689d6ed0d 100644
--- a/include/console/console.h
+++ b/include/console/console.h
@@ -105,26 +105,6 @@ void console_getline_init(void);
  */
 char *console_getline(void);
 
-/** @brief Initialize legacy fifo-based line input
- *
- *  Input processing is started when string is typed in the console.
- *  Carriage return is translated to NULL making string always NULL
- *  terminated. Application before calling register function need to
- *  initialize two fifo queues mentioned below.
- *
- *  This is a special-purpose function, it's recommended to use
- *  console_getchar() or console_getline() functions instead.
- *
- *  @param avail_queue k_fifo queue keeping available line buffers
- *  @param out_queue k_fifo queue of entered lines which to be processed
- *         in the application code.
- *  @param completion callback for tab completion of entered commands
- */
-__deprecated void console_register_line_input(struct k_fifo *avail_queue,
-				 struct k_fifo *out_queue,
-				 u8_t (*completion)(char *str, u8_t len));
-
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/include/drivers/console/native_posix_console.h b/include/drivers/console/native_posix_console.h
index 37d21058c61..cf2aaad1372 100644
--- a/include/drivers/console/native_posix_console.h
+++ b/include/drivers/console/native_posix_console.h
@@ -15,11 +15,6 @@ extern "C" {
 
 void posix_flush_stdout(void);
 
-#if defined(CONFIG_NATIVE_POSIX_STDIN_CONSOLE)
-void native_stdin_register_input(struct k_fifo *avail, struct k_fifo *lines,
-			 u8_t (*completion)(char *str, u8_t len));
-#endif
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/subsys/console/CMakeLists.txt b/subsys/console/CMakeLists.txt
index 03a1c704a94..37ff969710b 100644
--- a/subsys/console/CMakeLists.txt
+++ b/subsys/console/CMakeLists.txt
@@ -1,5 +1,4 @@
 # SPDX-License-Identifier: Apache-2.0
 
-zephyr_sources(line_fifo.c)
 zephyr_sources_ifdef(CONFIG_CONSOLE_GETCHAR tty.c getchar.c)
 zephyr_sources_ifdef(CONFIG_CONSOLE_GETLINE getline.c)
diff --git a/subsys/console/line_fifo.c b/subsys/console/line_fifo.c
deleted file mode 100644
index 5146aa2d58c..00000000000
--- a/subsys/console/line_fifo.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (c) 2018 Linaro Limited.
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-/**
- * @file
- * @brief Legacy fifo-based line input
- */
-
-#include <zephyr.h>
-#include <console/console.h>
-
-#ifdef CONFIG_UART_CONSOLE
-#include <drivers/console/uart_console.h>
-#endif
-#ifdef CONFIG_NATIVE_POSIX_CONSOLE
-#include <drivers/console/native_posix_console.h>
-#endif
-
-void console_register_line_input(struct k_fifo *avail_queue,
-				 struct k_fifo *out_queue,
-				 u8_t (*completion)(char *str, u8_t len))
-{
-	/* Register serial console handler */
-#ifdef CONFIG_UART_CONSOLE
-	uart_register_input(avail_queue, out_queue, completion);
-#endif
-#ifdef CONFIG_NATIVE_POSIX_STDIN_CONSOLE
-	native_stdin_register_input(avail_queue, out_queue, completion);
-#endif
-}