From 8482f56803b9498af84bc09e7bc769a5924f6443 Mon Sep 17 00:00:00 2001 From: Grant Likely Date: Thu, 15 Oct 2009 10:58:04 -0600 Subject: of: merge of_*_flat_dt*() functions Merge common flattened device tree code between Microblaze and PowerPC Signed-off-by: Grant Likely Acked-by: David S. Miller Acked-by: Wolfram Sang Acked-by: Michal Simek Acked-by: Stephen Neuendorffer Acked-by: Stephen Rothwell --- include/linux/of_fdt.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'include') diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h index b37ad3a973b..b363eadea81 100644 --- a/include/linux/of_fdt.h +++ b/include/linux/of_fdt.h @@ -12,6 +12,9 @@ #ifndef _LINUX_OF_FDT_H #define _LINUX_OF_FDT_H +#include +#include + /* Definitions used by the flattened device tree */ #define OF_DT_HEADER 0xd00dfeed /* marker */ #define OF_DT_BEGIN_NODE 0x1 /* Start of node, full name */ @@ -54,5 +57,16 @@ struct boot_param_header { u32 dt_struct_size; /* size of the DT structure block */ }; +/* For scanning the flat device-tree at boot time */ +extern int __init of_scan_flat_dt(int (*it)(unsigned long node, + const char *uname, int depth, + void *data), + void *data); +extern void __init *of_get_flat_dt_prop(unsigned long node, const char *name, + unsigned long *size); +extern int __init of_flat_dt_is_compatible(unsigned long node, + const char *name); +extern unsigned long __init of_get_flat_dt_root(void); + #endif /* __ASSEMBLY__ */ #endif /* _LINUX_OF_FDT_H */ -- cgit v1.2.3