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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2022-03-07 15:44:44 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2022-03-08 13:26:48 +0100 |
| commit | f38fd4cc127b37a14fca37a5419e34eb8d230261 (patch) | |
| tree | 099486a659278090728f7839667313d4e8d652ab /include | |
| parent | 55541c0071d667da61f87231eb7516193e138330 (diff) | |
| download | barebox-f38fd4cc127b37a14fca37a5419e34eb8d230261.tar.gz barebox-f38fd4cc127b37a14fca37a5419e34eb8d230261.tar.xz | |
of: Add of_find_node_by_name() with Linux semantics
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/of.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/of.h b/include/of.h index 2c1a3f5510..9089409f9f 100644 --- a/include/of.h +++ b/include/of.h @@ -120,6 +120,7 @@ extern int of_bus_n_addr_cells(struct device_node *np); extern int of_n_addr_cells(struct device_node *np); extern int of_bus_n_size_cells(struct device_node *np); extern int of_n_size_cells(struct device_node *np); +extern bool of_node_name_eq(const struct device_node *np, const char *name); extern struct property *of_find_property(const struct device_node *np, const char *name, int *lenp); @@ -136,6 +137,8 @@ extern struct property *of_new_property_const(struct device_node *node, const void *data, int len); extern void of_delete_property(struct property *pp); +extern struct device_node *of_find_node_by_name(struct device_node *from, + const char *name); extern struct device_node *of_find_node_by_name_address(struct device_node *from, const char *name); extern struct device_node *of_find_node_by_path_from(struct device_node *from, @@ -313,6 +316,11 @@ struct device_node *of_find_node_by_path_or_alias(struct device_node *root, int of_autoenable_device_by_path(char *path); int of_autoenable_i2c_by_component(char *path); #else +static inline bool of_node_name_eq(const struct device_node *np, const char *name) +{ + return false; +} + static inline int of_parse_partitions(struct cdev *cdev, struct device_node *node) { @@ -653,6 +661,12 @@ static inline struct device_node *of_find_node_by_path(const char *path) return NULL; } +static inline struct device_node *of_find_node_by_name(struct device_node *from, + const char *name) +{ + return NULL; +} + static inline struct device_node *of_find_node_by_name_address(struct device_node *from, const char *name) { @@ -824,12 +838,18 @@ static inline int of_autoenable_i2c_by_component(char *path) #define for_each_property_of_node(dn, pp) \ list_for_each_entry(pp, &dn->properties, list) +#define for_each_node_by_name(dn, name) \ + for (dn = of_find_node_by_name(NULL, name); dn; \ + dn = of_find_node_by_name(dn, name)) #define for_each_node_by_name_address(dn, name) \ for (dn = of_find_node_by_name_address(NULL, name); dn; \ dn = of_find_node_by_name_address(dn, name)) #define for_each_node_by_type(dn, type) \ for (dn = of_find_node_by_type(NULL, type); dn; \ dn = of_find_node_by_type(dn, type)) +#define for_each_node_by_name_from(dn, root, name) \ + for (dn = of_find_node_by_name(root, name); dn; \ + dn = of_find_node_by_name(dn, name)) #define for_each_node_by_name_address_from(dn, root, name) \ for (dn = of_find_node_by_name_address(root, name); dn; \ dn = of_find_node_by_name_address(dn, name)) |