[ARM] 4577/1: ITE 8152 PCI bridge support

This patch provides driver for ITE 8152 PCI bridge.

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/asm-arm/pci.h b/include/asm-arm/pci.h
index ed3f898191f..75feb1574a6 100644
--- a/include/asm-arm/pci.h
+++ b/include/asm-arm/pci.h
@@ -8,10 +8,17 @@
 
 #define pcibios_scan_all_fns(a, b)      0
 
+#ifdef CONFIG_PCI_HOST_ITE8152
+/* ITE bridge requires setting latency timer to avoid early bus access
+   termination by PIC bus mater devices
+*/
+extern void pcibios_set_master(struct pci_dev *dev);
+#else
 static inline void pcibios_set_master(struct pci_dev *dev)
 {
         /* No special bus mastering setup handling */
 }
+#endif
 
 static inline void pcibios_penalize_isa_irq(int irq, int active)
 {