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authorMatthias Brugger <matthias.bgg@gmail.com>2020-11-27 12:04:26 +0100
committerMatthias Brugger <matthias.bgg@gmail.com>2020-11-27 12:04:26 +0100
commit63e5dcc03369602ec5c8165febfb64c37eb37b39 (patch)
treea405208eb5d0d1ceff3a1e79e0fc474d66d94f94 /include/linux
parentcc7a16b14f386a9f67ba16195dfb85d2a9f3a007 (diff)
parent86b9d170da98bae13b307d621638954aef645331 (diff)
Merge tag 'ib-mfd-mediatek-v5.11' into HEAD
Immutable branch between MFD and MediaTek due for the v5.11 merge window
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/mfd/syscon.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/mfd/syscon.h b/include/linux/mfd/syscon.h
index 7f20e9b502a5..fecc2fa2a364 100644
--- a/include/linux/mfd/syscon.h
+++ b/include/linux/mfd/syscon.h
@@ -28,6 +28,9 @@ extern struct regmap *syscon_regmap_lookup_by_phandle_args(
const char *property,
int arg_count,
unsigned int *out_args);
+extern struct regmap *syscon_regmap_lookup_by_phandle_optional(
+ struct device_node *np,
+ const char *property);
#else
static inline struct regmap *device_node_to_regmap(struct device_node *np)
{
@@ -59,6 +62,14 @@ static inline struct regmap *syscon_regmap_lookup_by_phandle_args(
{
return ERR_PTR(-ENOTSUPP);
}
+
+static inline struct regmap *syscon_regmap_lookup_by_phandle_optional(
+ struct device_node *np,
+ const char *property)
+{
+ return NULL;
+}
+
#endif
#endif /* __LINUX_MFD_SYSCON_H__ */