diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c
index 2e1ddf9daccf569083640d0dd1ace9d84ea7bc19..5139989d0b5fee76394c303b9e32d6bac13d6e29 100644
--- a/drivers/block/ahci.c
+++ b/drivers/block/ahci.c
@@ -45,7 +45,7 @@ u16 *ataid[AHCI_MAX_PORTS];
 #define WAIT_MS_FLUSH	5000
 #define WAIT_MS_LINKUP	200
 
-static inline void __iomem *ahci_port_base(void __iomem *base, u32 port)
+__weak void __iomem *ahci_port_base(void __iomem *base, u32 port)
 {
 	return base + 0x100 + (port * 0x80);
 }