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authorSascha Hauer <s.hauer@pengutronix.de>2013-08-05 14:40:44 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-12 11:23:53 -0700
commit5c19e95216b93b0d29c6a4887e69a980edc6fc81 (patch)
tree345252b59a83bec24735caa96beead84f38a107d /include/linux/of.h
parenta324e4de0ce5c467b33a54ed65cc2f41c68855ae (diff)
OF: Add helper for matching against linux,stdout-path
devicetrees may have a linux,stdout-path property in the chosen node describing the console device. This adds a helper function to match a device against this property so a driver can call add_preferred_console for a matching device. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Rob Herring <rob.herring@calxeda.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/of.h')
-rw-r--r--include/linux/of.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/of.h b/include/linux/of.h
index 1fd08ca2310..429e1680185 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -343,6 +343,8 @@ const char *of_prop_next_string(struct property *prop, const char *cur);
s; \
s = of_prop_next_string(prop, s))
+int of_device_is_stdout_path(struct device_node *dn);
+
#else /* CONFIG_OF */
static inline const char* of_node_full_name(struct device_node *np)
@@ -505,6 +507,11 @@ static inline int of_machine_is_compatible(const char *compat)
return 0;
}
+static inline int of_device_is_stdout_path(struct device_node *dn)
+{
+ return 0;
+}
+
#define of_match_ptr(_ptr) NULL
#define of_match_node(_matches, _node) NULL
#define of_property_for_each_u32(np, propname, prop, p, u) \