diff options
| author | Suneel Garapati <sgarapati@marvell.com> | 2019-10-19 15:19:35 -0700 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2020-08-25 05:41:09 +0200 |
| commit | 1db7ee464f28d72bd1af87b1136c9c158833da13 (patch) | |
| tree | 03c6756b34b2d3f8ac9cbf0aa5d44a066bdb8529 /include | |
| parent | 1aa3966173fe92fa3c46638ee8eb8b8491f521d6 (diff) | |
fdtdec: Add API to read pci bus-range property
Add fdtdec_get_pci_bus_range to read bus-range property
values.
Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/fdtdec.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/fdtdec.h b/include/fdtdec.h index bc79389260..152eb07b9e 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -445,6 +445,19 @@ int fdtdec_get_pci_bar32(const struct udevice *dev, struct fdt_pci_addr *addr, u32 *bar); /** + * Look at the bus range property of a device node and return the pci bus + * range for this node. + * The property must hold one fdt_pci_addr with a length. + * @param blob FDT blob + * @param node node to examine + * @param res the resource structure to return the bus range + * @return 0 if ok, negative on error + */ + +int fdtdec_get_pci_bus_range(const void *blob, int node, + struct fdt_resource *res); + +/** * Look up a 32-bit integer property in a node and return it. The property * must have at least 4 bytes of data. The value of the first cell is * returned. |