#include <linux/spinlock.h>
#include <asm/byteorder.h>
+#include <asm/errno.h>
typedef u32 phandle;
typedef u32 ihandle;
extern int of_property_read_string_index(struct device_node *np,
const char *propname,
int index, const char **output);
+extern int of_property_match_string(struct device_node *np,
+ const char *propname,
+ const char *string);
extern int of_property_count_strings(struct device_node *np,
const char *propname);
extern int of_device_is_compatible(const struct device_node *device,
return -ENOSYS;
}
+static inline int of_property_match_string(struct device_node *np,
+ const char *propname,
+ const char *string)
+{
+ return -ENOSYS;
+}
+
static inline struct device_node *of_parse_phandle(struct device_node *np,
const char *phandle_name,
int index)
return NULL;
}
+static inline int of_alias_get_id(struct device_node *np, const char *stem)
+{
+ return -ENOSYS;
+}
+
+static inline int of_machine_is_compatible(const char *compat)
+{
+ return 0;
+}
+
#define of_match_ptr(_ptr) NULL
#define of_match_node(_matches, _node) NULL
#endif /* CONFIG_OF */
+/**
+ * of_property_read_bool - Findfrom a property
+ * @np: device node from which the property value is to be read.
+ * @propname: name of the property to be searched.
+ *
+ * Search for a property in a device node.
+ * Returns true if the property exist false otherwise.
+ */
+static inline bool of_property_read_bool(const struct device_node *np,
+ const char *propname)
+{
+ struct property *prop = of_find_property(np, propname, NULL);
+
+ return prop ? true : false;
+}
+
static inline int of_property_read_u32(const struct device_node *np,
const char *propname,
u32 *out_value)