From 49845f855a34666db3bdf84c3283dc961f2359ab Mon Sep 17 00:00:00 2001 From: John Crispin Date: Fri, 4 Jul 2014 06:33:00 +0000 Subject: ar71xx: MIPS: RC32434: fix broken PCI resource initialization https://patchwork.linux-mips.org/patch/6940/ Signed-off-by: John Crispin SVN-Revision: 41505 --- .../616-MIPS-rc32434-fix-broken-pci-init.patch | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 target/linux/ar71xx/patches-3.10/616-MIPS-rc32434-fix-broken-pci-init.patch diff --git a/target/linux/ar71xx/patches-3.10/616-MIPS-rc32434-fix-broken-pci-init.patch b/target/linux/ar71xx/patches-3.10/616-MIPS-rc32434-fix-broken-pci-init.patch new file mode 100644 index 0000000..af6f7ca --- /dev/null +++ b/target/linux/ar71xx/patches-3.10/616-MIPS-rc32434-fix-broken-pci-init.patch @@ -0,0 +1,37 @@ +From patchwork Thu May 15 08:35:44 2014 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 7bit +Subject: MIPS: RC32434: fix broken PCI resource initialization +From: Gabor Juhos +X-Patchwork-Id: 6940 +Message-Id: <1400142944-32147-1-git-send-email-juhosg@openwrt.org> +To: Ralf Baechle +Cc: linux-mips@linux-mips.org, Gabor Juhos +Date: Thu, 15 May 2014 10:35:44 +0200 + +The parent field of the 'rc32434_res_pci_mem1' resource points to +the resource itself which is obviously wrong. Due to the broken +initialitazion, the PCI devices on the Mikrotik RB532 boards are +not working since commit 22283178 (MIPS: avoid possible resource +conflict in register_pci_controller). + +Remove the field initialization to fix the issue. + +Reported-by: Waldemar Brodkorb +Signed-off-by: Gabor Juhos + +--- +arch/mips/pci/pci-rc32434.c | 1 - + 1 file changed, 1 deletion(-) + +--- a/arch/mips/pci/pci-rc32434.c ++++ b/arch/mips/pci/pci-rc32434.c +@@ -53,7 +53,6 @@ static struct resource rc32434_res_pci_m + .start = 0x50000000, + .end = 0x5FFFFFFF, + .flags = IORESOURCE_MEM, +- .parent = &rc32434_res_pci_mem1, + .sibling = NULL, + .child = &rc32434_res_pci_mem2 + }; -- cgit v1.1