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| author | Darren Stevens <darren@stevens-zone.net> | 2018-07-25 21:55:18 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-08-07 21:49:31 +1000 |
| commit | 250a93501d6265bbb9ddf06af25ac9ae64782297 (patch) | |
| tree | 51775b92f7c9b9ecfd9efe510bc27370da12ea4b /arch/powerpc/platforms/pasemi | |
| parent | 396ab6ab284a9fff4154e9bd491372f43de8284c (diff) | |
| download | linux-250a93501d6265bbb9ddf06af25ac9ae64782297.tar.gz linux-250a93501d6265bbb9ddf06af25ac9ae64782297.tar.bz2 linux-250a93501d6265bbb9ddf06af25ac9ae64782297.zip | |
powerpc/pasemi: Search for PCI root bus by compatible property
Pasemi arch code finds the root of the PCI-e bus by searching the
device-tree for a node called 'pxp'. But the root bus has a compatible
property of 'pasemi,rootbus' so search for that instead.
Signed-off-by: Darren Stevens <darren@stevens-zone.net>
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/pasemi')
| -rw-r--r-- | arch/powerpc/platforms/pasemi/pci.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/powerpc/platforms/pasemi/pci.c b/arch/powerpc/platforms/pasemi/pci.c index aea9ff2c8e6d..3e3e807d5b6b 100644 --- a/arch/powerpc/platforms/pasemi/pci.c +++ b/arch/powerpc/platforms/pasemi/pci.c @@ -216,6 +216,7 @@ static int __init pas_add_bridge(struct device_node *dev) void __init pas_pci_init(void) { struct device_node *np, *root; + int res; root = of_find_node_by_path("/"); if (!root) { @@ -226,11 +227,11 @@ void __init pas_pci_init(void) pci_set_flags(PCI_SCAN_ALL_PCIE_DEVS); - for (np = NULL; (np = of_get_next_child(root, np)) != NULL;) - if (np->name && !strcmp(np->name, "pxp") && !pas_add_bridge(np)) - of_node_get(np); - - of_node_put(root); + np = of_find_compatible_node(root, NULL, "pasemi,rootbus"); + if (np) { + res = pas_add_bridge(np); + of_node_put(np); + } } void __iomem *pasemi_pci_getcfgaddr(struct pci_dev *dev, int offset) |