diff options
Diffstat (limited to 'include/asm-powerpc/prom.h')
| -rw-r--r-- | include/asm-powerpc/prom.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h index 6845af93ba91..1632baa17dc6 100644 --- a/include/asm-powerpc/prom.h +++ b/include/asm-powerpc/prom.h @@ -98,10 +98,19 @@ struct device_node { extern struct device_node *of_chosen; /* flag descriptions */ -#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */ +#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */ +#define OF_DETACHED 2 /* node has been detached from the device tree */ + +static inline int of_node_check_flag(struct device_node *n, unsigned long flag) +{ + return test_bit(flag, &n->_flags); +} + +static inline void of_node_set_flag(struct device_node *n, unsigned long flag) +{ + set_bit(flag, &n->_flags); +} -#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) -#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) #define HAVE_ARCH_DEVTREE_FIXUPS @@ -124,6 +133,9 @@ extern struct device_node *of_find_node_by_type(struct device_node *from, dn = of_find_node_by_type(dn, type)) extern struct device_node *of_find_compatible_node(struct device_node *from, const char *type, const char *compat); +#define for_each_compatible_node(dn, type, compatible) \ + for (dn = of_find_compatible_node(NULL, type, compatible); dn; \ + dn = of_find_compatible_node(dn, type, compatible)) extern struct device_node *of_find_node_by_path(const char *path); extern struct device_node *of_find_node_by_phandle(phandle handle); extern struct device_node *of_find_all_nodes(struct device_node *prev); |