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| author | Bin Meng <bmeng.cn@gmail.com> | 2015-03-04 15:08:26 +0800 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-03-24 21:22:37 -0600 |
| commit | 0eb9dc76e2987a07de9101e026ff26b28fa7496b (patch) | |
| tree | 5627f52f8536bae24baa4e963279b0ba44e0ba2e /include | |
| parent | 1c854dc5d4d4ce3ddec08a319d1c094ade8dabe7 (diff) | |
| download | u-boot-imx-0eb9dc76e2987a07de9101e026ff26b28fa7496b.zip u-boot-imx-0eb9dc76e2987a07de9101e026ff26b28fa7496b.tar.gz u-boot-imx-0eb9dc76e2987a07de9101e026ff26b28fa7496b.tar.bz2 | |
fdtdec: Improve fdtdec_get_pci_bdf() documentation
Add the description that how the compatible property is involved in
the fdtdec_get_pci_bdf() documentation.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/fdtdec.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/fdtdec.h b/include/fdtdec.h index 5ac515d..11a7b86 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -347,7 +347,10 @@ int fdtdec_get_pci_vendev(const void *blob, int node, /** * Look at the pci address of a device node that represents a PCI device - * and parse the bus, device and function number from it. + * and parse the bus, device and function number from it. For some cases + * like the bus number encoded in reg property is not correct after pci + * enumeration, this function looks through the node's compatible strings + * to get these numbers extracted instead. * * @param blob FDT blob * @param node node to examine |