[nrf fromtree] usb: remove Kconfig option USB_UART_CONSOLE

Since there are no more users and dependencies of
Kconfig option USB_UART_CONSOLE in the tree,
remove the remains and the option USB_UART_CONSOLE.

Signed-off-by: Johann Fischer <[email protected]>

Author: jfischer-no

doc/reference/usb/uds_cdc_acm.rst

@@ -51,9 +51,6 @@ Console over CDC ACM UART
 With the CDC ACM UART node from above and ``zephyr,console`` property of the
 chosen node, we can describe that CDC ACM UART is to be used with the console.
 A similar overlay file is used by :ref:`cdc-acm-console`.
-If USB device support is enabled in the application, as in the console sample,
-:kconfig:`CONFIG_USB_UART_CONSOLE` must be enabled,
-which does nothing but change the initialization time of the console driver.
 
 .. code-block:: devicetree
 

drivers/console/Kconfig

@@ -88,15 +88,6 @@ config UART_CONSOLE_INPUT_EXPIRED_TIMEOUT
 	  Fixed amount of time which unit is milliseconds to keep the UART
 	  console in use flag true.
 
-config USB_UART_CONSOLE
-	bool "Use USB port for console outputs"
-	select UART_CONSOLE
-	select USB_CDC_ACM
-	help
-	  Enable this option to use the USB CDC ACM class for console.
-	  As for the console driver, this option only changes the initialization
-	  level.
-
 config RAM_CONSOLE
 	bool "Use RAM console"
 	select CONSOLE_HAS_DRIVER

subsys/shell/Kconfig.backends

@@ -73,7 +73,6 @@ config SHELL_BACKEND_SERIAL_RX_POLL_PERIOD
 
 config SHELL_BACKEND_SERIAL_CHECK_DTR
 	bool "Check DTR signal before TX"
-	default y if USB_UART_CONSOLE
 	depends on UART_LINE_CTRL
 	help
 	  Check DTR signal before TX.