Add const to get rid of some warnings when passing quoted strings.

Remove an unused extern declaration.

Signed-off-by: Myles Watson <mylesgw@gmail.com>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4756 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

src/include/device/device.h

@@ -90,7 +90,11 @@ struct device {
 	void *chip_info;
 };
 
-extern struct device	dev_root;	/* root bus */
+/**
+ * This is the root of the device tree. The device tree is defined in the
+ * static.c file and is generated by the config tool at compile time.
+ */
+extern struct device	dev_root;
 extern struct device	*all_devices;	/* list of all devices */
 
 

src/include/pc80/mc146818rtc.h

@@ -95,9 +95,9 @@
 #if !defined(ASSEMBLY)
 void rtc_init(int invalid);
 #if CONFIG_USE_OPTION_TABLE == 1
-int get_option(void *dest, char *name);
+int get_option(void *dest, const char *name);
 #else
-static inline int get_option(void *dest, char *name) { return -2; }
+static inline int get_option(void *dest, const char *name) { return -2; }
 #endif
 #endif