From: Segher Boessenkool <segher@kernel.crashing.org>
Date: Fri, 17 Feb 2006 10:30:30 +0000 (+0100)
Subject: [PATCH] powerpc: Don't re-assign PCI resources on Maple
X-Git-Tag: v2.6.16-rc5~55^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4558f417f49595337b7e9cc3e92bc0856c588ac1;p=platform%2Fkernel%2Flinux-3.10.git

[PATCH] powerpc: Don't re-assign PCI resources on Maple

Maple firmware does not need PCI resource allocation, and in fact, it
can cause problems in some strange cases.

Signed-off-by: Segher Boessenkool <segher@kernel.crashing.org>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
---

diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 7d4099a..85d6c93 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -435,8 +435,8 @@ void __init maple_pci_init(void)
 			PCI_DN(np)->busno = 0xf0;
 	}
 
-	/* Tell pci.c to use the common resource allocation mecanism */
-	pci_probe_only = 0;
+	/* Tell pci.c to not change any resource allocations.  */
+	pci_probe_only = 1;
 	
 	/* Allow all IO */
 	io_page_mask = -1;