kernel: boot args kconfig cleanup

Cleanup kconfig of bootargs and put everything in one menuconfig.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

kernel/Kconfig

@@ -1109,20 +1109,20 @@ config STATIC_INIT_GNU
 	  will emit an error if constructors are needed and this option has been
 	  disabled.
 
-config BOOTARGS
+menuconfig BOOTARGS
 	bool "Support bootargs"
 	help
 	  Enables bootargs support and passing them to main().
 
+if BOOTARGS
 config DYNAMIC_BOOTARGS
 	bool "Support dynamic bootargs"
-	depends on BOOTARGS
 	help
 	  Enables dynamic bootargs support.
 
 config BOOTARGS_STRING
 	string "static bootargs string"
-	depends on BOOTARGS && !DYNAMIC_BOOTARGS
+	depends on !DYNAMIC_BOOTARGS
 	help
 	  Static bootargs string. It includes argv[0], so if its expected that it
 	  contains executable name it should be put at the beginning of this string.
@@ -1130,10 +1130,11 @@ config BOOTARGS_STRING
 config BOOTARGS_ARGS_BUFFER_SIZE
 	int "Size of buffer containing main arguments in bytes"
 	default 1024
-	depends on BOOTARGS
 	help
 	  Configures size of buffer containing all arguments passed to main.
 
+endif # BOOTARGS
+
 endmenu
 
 rsource "Kconfig.device"

kernel/boot_args.c

@@ -2,10 +2,10 @@
  * Copyright The Zephyr Project contributors
  */
 
- #include <zephyr/sys/util.h>
- #include <ctype.h>
- #include <zephyr/logging/log.h>
- LOG_MODULE_DECLARE(os, CONFIG_KERNEL_LOG_LEVEL);
+#include <zephyr/sys/util.h>
+#include <ctype.h>
+#include <zephyr/logging/log.h>
+LOG_MODULE_DECLARE(os, CONFIG_KERNEL_LOG_LEVEL);
 
 extern const char *get_bootargs(void);
 char **prepare_main_args(int *argc)
@@ -91,4 +91,4 @@ char **prepare_main_args(int *argc)
 		}
 		(*argc)++;
 	}
-}
+}