X-Git-Url: http://git.ozo.com/?p=openwrt-10.03%2F.git;a=blobdiff_plain;f=target%2Flinux%2Fifxmips%2Ffiles%2Farch%2Fmips%2Fpci%2Fpci-ifxmips.c;h=6ff765e85f4c36301e94f7c80231ada9ac113a0a;hp=64f37d556415c2c9a35181103468cc7be31e994a;hb=044148567bf569ece113605dabad577a32f70914;hpb=49c88191580513a8ae0e3c7e0ddcbc877ccd78c6

diff --git a/target/linux/ifxmips/files/arch/mips/pci/pci-ifxmips.c b/target/linux/ifxmips/files/arch/mips/pci/pci-ifxmips.c
index 64f37d556..6ff765e85 100644
--- a/target/linux/ifxmips/files/arch/mips/pci/pci-ifxmips.c
+++ b/target/linux/ifxmips/files/arch/mips/pci/pci-ifxmips.c
@@ -54,6 +54,10 @@ static struct pci_controller ifxmips_pci_controller =
 u32 ifxmips_pci_mapped_cfg;
 int ifxmips_pci_external_clock = 0;
 
+/* Since the PCI REQ pins can be reused for other functionality, make it possible
+   to exclude those from interpretation by the PCI controller */
+int ifxmips_pci_req_mask = 0xf;
+
 static int __init
 ifxmips_pci_set_external_clk(char *str)
 {
@@ -126,7 +130,7 @@ ifxmips_pci_startup(void)
 
 	/* enable external 2 PCI masters */
 	temp_buffer = ifxmips_r32(PCI_CR_PC_ARB);
-	temp_buffer &= (~(0xf << 16));
+	temp_buffer &= (~(ifxmips_pci_req_mask << 16));
 	/* enable internal arbiter */
 	temp_buffer |= (1 << INTERNAL_ARB_ENABLE_BIT);
 	/* enable internal PCI master reqest */