Convert CONFIG_SYS_STDIO_DEREGISTER to Kconfig
This converts the following to Kconfig:
CONFIG_SYS_STDIO_DEREGISTER
This option should never be enabled in SPL, so use
CONFIG_IS_ENABLED(SYS_STDIO_DEREGISTER) when checking the option.
Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Re-sync]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/common/Kconfig b/common/Kconfig
index ff2b1a4..dbe5bb6 100644
--- a/common/Kconfig
+++ b/common/Kconfig
@@ -335,6 +335,15 @@
Enable this option to supress this output. It can be obtained by
calling stdio_print_current_devices() from board code.
+config SYS_STDIO_DEREGISTER
+ bool "Allow deregistering stdio devices"
+ default y if USB_KEYBOARD
+ help
+ Generally there is no need to deregister stdio devices since they
+ are never deactivated. But if a stdio device is used which can be
+ removed (for example a USB keyboard) then this option can be
+ enabled to ensure this is handled correctly.
+
endmenu
config SYS_NO_FLASH