X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-powerpc%2Fprom.h;h=78b7b0d494c0b353ea67659a969a20b84b3bfb86;hb=f0e2dcffae8701f00b34bce90e762eb798dea5b1;hp=ec400f608e166c6e6a98584d274f8790a4d4918d;hpb=bc95f3669f5e6f63cf0b84fe4922c3c6dd4aa775;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h index ec400f608e1..78b7b0d494c 100644 --- a/include/asm-powerpc/prom.h +++ b/include/asm-powerpc/prom.h @@ -20,7 +20,13 @@ #include #include #include -#include + +#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 1 +#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1 + +#define of_compat_cmp(s1, s2, l) strcasecmp((s1), (s2)) +#define of_prop_cmp(s1, s2) strcmp((s1), (s2)) +#define of_node_cmp(s1, s2) strcasecmp((s1), (s2)) /* Definitions used by the flattened device tree */ #define OF_DT_HEADER 0xd00dfeed /* marker */ @@ -98,11 +104,16 @@ struct device_node { extern struct device_node *of_chosen; -/* flag descriptions */ -#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */ +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 @@ -112,28 +123,7 @@ static inline void set_node_proc_entry(struct device_node *dn, struct proc_dir_e } -/* New style node lookup */ -extern struct device_node *of_find_node_by_name(struct device_node *from, - const char *name); -#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)) -extern struct device_node *of_find_node_by_type(struct device_node *from, - const char *type); -#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)) -extern struct device_node *of_find_compatible_node(struct device_node *from, - const char *type, const char *compat); -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); -extern struct device_node *of_get_parent(const struct device_node *node); -extern struct device_node *of_get_next_child(const struct device_node *node, - struct device_node *prev); -extern struct property *of_find_property(const struct device_node *np, - const char *name, - int *lenp); extern struct device_node *of_node_get(struct device_node *node); extern void of_node_put(struct device_node *node); @@ -149,23 +139,14 @@ extern unsigned long __init of_get_flat_dt_root(void); /* For updating the device tree at runtime */ extern void of_attach_node(struct device_node *); -extern void of_detach_node(const struct device_node *); +extern void of_detach_node(struct device_node *); /* Other Prototypes */ extern void finish_device_tree(void); extern void unflatten_device_tree(void); extern void early_init_devtree(void *); -extern int of_device_is_compatible(const struct device_node *device, - const char *); -#define device_is_compatible(d, c) of_device_is_compatible((d), (c)) extern int machine_is_compatible(const char *compat); -extern const void *of_get_property(const struct device_node *node, - const char *name, - int *lenp); -#define get_property(a, b, c) of_get_property((a), (b), (c)) extern void print_properties(struct device_node *node); -extern int of_n_addr_cells(struct device_node* np); -extern int of_n_size_cells(struct device_node* np); extern int prom_n_intr_cells(struct device_node* np); extern void prom_get_irq_senses(unsigned char *senses, int off, int max); extern int prom_add_property(struct device_node* np, struct property* prop); @@ -219,9 +200,12 @@ static inline unsigned long of_read_ulong(const u32 *cell, int size) /* Translate an OF address block into a CPU physical address */ -#define OF_BAD_ADDR ((u64)-1) extern u64 of_translate_address(struct device_node *np, const u32 *addr); +/* Translate a DMA address from device space to CPU space */ +extern u64 of_translate_dma_address(struct device_node *dev, + const u32 *in_addr); + /* Extract an address from a device, returns the region size and * the address space flags too. The PCI version uses a BAR number * instead of an absolute index @@ -334,30 +318,23 @@ extern int of_irq_map_one(struct device_node *device, int index, struct pci_dev; extern int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq); -static inline int of_irq_to_resource(struct device_node *dev, int index, struct resource *r) -{ - int irq = irq_of_parse_and_map(dev, index); +extern int of_irq_to_resource(struct device_node *dev, int index, + struct resource *r); - /* Only dereference the resource if both the - * resource and the irq are valid. */ - if (r && irq != NO_IRQ) { - r->start = r->end = irq; - r->flags = IORESOURCE_IRQ; - } - - return irq; -} - -static inline void __iomem *of_iomap(struct device_node *np, int index) -{ - struct resource res; - - if (of_address_to_resource(np, index, &res)) - return NULL; - - return ioremap(res.start, 1 + res.end - res.start); -} +/** + * of_iomap - Maps the memory mapped IO for a given device_node + * @device: the device whose io range will be mapped + * @index: index of the io range + * + * Returns a pointer to the mapped memory + */ +extern void __iomem *of_iomap(struct device_node *device, int index); +/* + * NB: This is here while we transition from using asm/prom.h + * to linux/of.h + */ +#include #endif /* __KERNEL__ */ #endif /* _POWERPC_PROM_H */