dev_read_string_count() is used to get the number of strings in a
stringlist.
dev_read_string_index() is used to get a string in the stringlist based on
its position in the list.
Signed-off-by: Jean-Jacques Hiblot <jjhib...@ti.com>
---
drivers/core/read.c | 11 +++++++++++
include/dm/read.h | 36 ++++++++++++++++++++++++++++++++++++
2 files changed, 47 insertions(+)
diff --git a/drivers/core/read.c b/drivers/core/read.c
index 065589a..eacf171 100644
--- a/drivers/core/read.c
+++ b/drivers/core/read.c
@@ -81,6 +81,17 @@ int dev_read_stringlist_search(struct udevice *dev, const
char *property,
return ofnode_stringlist_search(dev_ofnode(dev), property, string);
}
+int dev_read_string_index(struct udevice *dev, const char *propname, int index,
+ const char **outp)
+{
+ return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp);
+}
+
+int dev_read_string_count(struct udevice *dev, const char *propname)
+{
+ return ofnode_read_string_count(dev_ofnode(dev), propname);
+}
+
int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
const char *cells_name, int cell_count,
int index,
diff --git a/include/dm/read.h b/include/dm/read.h
index e7f7125..8114037 100644
--- a/include/dm/read.h
+++ b/include/dm/read.h
@@ -166,6 +166,29 @@ int dev_read_stringlist_search(struct udevice *dev, const
char *property,
const char *string);
/**
+ * dev_read_string_index() - obtain an indexed string from a string list
+ *
+ * @dev: device to examine
+ * @propname: name of the property containing the string list
+ * @index: index of the string to return
+ * @out: return location for the string
+ *
+ * @return:
+ * length of string, if found or -ve error value if not found
+ */
+int dev_read_string_index(struct udevice *dev, const char *propname, int index,
+ const char **outp);
+
+/**
+ * dev_read_string_count() - find the number of strings in a string list
+ *
+ * @dev: device to examine
+ * @propname: name of the property containing the string list
+ * @return:
+ * number of strings in the list, or -ve error value if not found
+ */
+int dev_read_string_count(struct udevice *dev, const char *propname);
+/**
* dev_read_phandle_with_args() - Find a node pointed by phandle in a list
*
* This function is useful to parse lists of phandles and their arguments.
@@ -451,6 +474,19 @@ static inline int dev_read_stringlist_search(struct
udevice *dev,
return ofnode_stringlist_search(dev_ofnode(dev), propname, string);
}
+static inline int dev_read_string_index(struct udevice *dev,
+ const char *propname, int index,
+ const char **outp)
+{
+ return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp);
+}
+
+static inline int dev_read_string_count(struct udevice *dev,
+ const char *propname)
+{
+ return ofnode_read_string_count(dev_ofnode(dev), propname);
+}
+
static inline int dev_read_phandle_with_args(struct udevice *dev,
const char *list_name, const char *cells_name, int cell_count,
int index, struct ofnode_phandle_args *out_args)
--
1.9.1
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