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author | Hauke Mehrtens <hauke@openwrt.org> | 2014-05-29 19:25:40 +0000 |
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committer | Hauke Mehrtens <hauke@openwrt.org> | 2014-05-29 19:25:40 +0000 |
commit | ae61421afa39e5f0eff857207070aee11c057832 (patch) | |
tree | 468db86b88000647696928919786a23a397c48cf /target/linux/bcm53xx/patches-3.14/150-pci-do-not-probe-too-early.patch | |
parent | 139153ff6c4d3fc3d7335bc7d5836a8cf26a62c9 (diff) | |
download | upstream-ae61421afa39e5f0eff857207070aee11c057832.tar.gz upstream-ae61421afa39e5f0eff857207070aee11c057832.tar.bz2 upstream-ae61421afa39e5f0eff857207070aee11c057832.zip |
bcm53xx: add support for the PCIe controller
This patch adds support for the PCIe controller
In addition to the PCIe controller a sprom is now provided by a device
tree driver to bcma from some nvram.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@40880 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/bcm53xx/patches-3.14/150-pci-do-not-probe-too-early.patch')
-rw-r--r-- | target/linux/bcm53xx/patches-3.14/150-pci-do-not-probe-too-early.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/bcm53xx/patches-3.14/150-pci-do-not-probe-too-early.patch b/target/linux/bcm53xx/patches-3.14/150-pci-do-not-probe-too-early.patch new file mode 100644 index 0000000000..23e8a02b19 --- /dev/null +++ b/target/linux/bcm53xx/patches-3.14/150-pci-do-not-probe-too-early.patch @@ -0,0 +1,29 @@ +From ea422113a5d2778347db6136d95f45a50e2f2d29 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Thu, 29 May 2014 20:54:15 +0200 +Subject: [PATCH 13/15] pci: do not probe too early + +Probing is done before the PCIe bridge is fully activated and the +address spaces does not get assigned to the PCIe devices. Without the +address space the driver can not register to this device. With this +patch the driver reregistration is done later. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + drivers/pci/probe.c | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +--- a/drivers/pci/probe.c ++++ b/drivers/pci/probe.c +@@ -1912,7 +1912,10 @@ struct pci_bus *pci_scan_root_bus(struct + if (!found) + pci_bus_update_busn_res_end(b, max); + +- pci_bus_add_devices(b); ++ /* this should be done in arch/arm/kernel/bios32.c, because the ++ resources for the PCI devices are initilized later and doing ++ it here will fail. */ ++ /* pci_bus_add_devices(b); */ + return b; + } + EXPORT_SYMBOL(pci_scan_root_bus); |