MIPS: ath79: make ath724x_pcibios_init visible for external code

Signed-off-by: René Bolldorf <xsecute@googlemail.com>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3487/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/include/asm/mach-ath79/pci.h

+/*
+ *  Atheros 724x PCI support
+ *
+ *  Copyright (C) 2011 René Bolldorf <xsecute@googlemail.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#ifndef __ASM_MACH_ATH79_PCI_H
+#define __ASM_MACH_ATH79_PCI_H
+
+#if defined(CONFIG_PCI) && defined(CONFIG_SOC_AR724X)
+int ath724x_pcibios_init(void);
+#else
+static inline int ath724x_pcibios_init(void) { return 0; }
+#endif
+
+#endif /* __ASM_MACH_ATH79_PCI_H */

arch/mips/pci/pci-ath724x.c

@@ -9,6 +9,7 @@
  */
 
 #include <linux/pci.h>
+#include <asm/mach-ath79/pci.h>
 
 #define reg_read(_phys)		(*(unsigned int *) KSEG1ADDR(_phys))
 #define reg_write(_phys, _val)	((*(unsigned int *) KSEG1ADDR(_phys)) = (_val))
@@ -130,7 +131,7 @@ static struct pci_controller ath724x_pci_controller = {
 	.mem_resource	= &ath724x_mem_resource,
 };
 
-static int __init ath724x_pcibios_init(void)
+int __init ath724x_pcibios_init(void)
 {
 	register_pci_controller(&ath724x_pci_controller);