[MIPS] Introduce pcibios_plat_setup

Introduce pcibios_plat_setup for platform-specific pcibios_setup.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

2 files changed, 7 insertions, 1 deletions

diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 77bd5b68dc43..c7fe6ec621e6 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -328,7 +328,11 @@ EXPORT_SYMBOL(PCIBIOS_MIN_IO);
 EXPORT_SYMBOL(PCIBIOS_MIN_MEM);
 #endif
 
-char *pcibios_setup(char *str)
+char * (*pcibios_plat_setup)(char *str) __devinitdata;
+
+char *__devinit pcibios_setup(char *str)
 {
+        if (pcibios_plat_setup)
+                return pcibios_plat_setup(str);
         return str;
 }
diff --git a/include/asm-mips/pci.h b/include/asm-mips/pci.h
index c205875d7f31..5510c53b7feb 100644
--- a/include/asm-mips/pci.h
+++ b/include/asm-mips/pci.h
@@ -174,4 +174,6 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
 
 extern int pci_probe_only;
 
+extern char * (*pcibios_plat_setup)(char *str);
+
 #endif /* _ASM_PCI_H */