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author | Wolfgang Denk <wd@denx.de> | 2008-10-12 23:13:16 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2008-10-12 23:13:16 +0200 |
commit | 72c55878ecb1f0fdc8bc13516e5cb18fbae505e7 (patch) | |
tree | 5bbd17d7c4d058bb62274c38a20e8ba550170ca2 /include/libfdt.h | |
parent | 1f7bab0832cfd04fe534eba10e67a8b9def0dc4f (diff) | |
parent | cd3cb0d9269d155276b00207e3816a9347fd1c92 (diff) | |
download | u-boot-imx-72c55878ecb1f0fdc8bc13516e5cb18fbae505e7.zip u-boot-imx-72c55878ecb1f0fdc8bc13516e5cb18fbae505e7.tar.gz u-boot-imx-72c55878ecb1f0fdc8bc13516e5cb18fbae505e7.tar.bz2 |
Merge branch 'master' of git://git.denx.de/u-boot-fdt
Diffstat (limited to 'include/libfdt.h')
-rw-r--r-- | include/libfdt.h | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/include/libfdt.h b/include/libfdt.h index 94c35e3..ce374fd 100644 --- a/include/libfdt.h +++ b/include/libfdt.h @@ -122,7 +122,7 @@ /* Low-level functions (you probably don't need these) */ /**********************************************************************/ -const void *fdt_offset_ptr(const void *fdt, int offset, int checklen); +const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int checklen); static inline void *fdt_offset_ptr_w(void *fdt, int offset, int checklen) { return (void *)(uintptr_t)fdt_offset_ptr(fdt, offset, checklen); @@ -459,6 +459,32 @@ static inline void *fdt_getprop_w(void *fdt, int nodeoffset, uint32_t fdt_get_phandle(const void *fdt, int nodeoffset); /** + * fdt_get_alias_namelen - get alias based on substring + * @fdt: pointer to the device tree blob + * @name: name of the alias th look up + * @namelen: number of characters of name to consider + * + * Identical to fdt_get_alias(), but only examine the first namelen + * characters of name for matching the alias name. + */ +const char *fdt_get_alias_namelen(const void *fdt, + const char *name, int namelen); + +/** + * fdt_get_alias - retreive the path referenced by a given alias + * @fdt: pointer to the device tree blob + * @name: name of the alias th look up + * + * fdt_get_alias() retrieves the value of a given alias. That is, the + * value of the property named 'name' in the node /aliases. + * + * returns: + * a pointer to the expansion of the alias named 'name', of it exists + * NULL, if the given alias or the /aliases node does not exist + */ +const char *fdt_get_alias(const void *fdt, const char *name); + +/** * fdt_get_path - determine the full path of a node * @fdt: pointer to the device tree blob * @nodeoffset: offset of the node whose path to find |