diff --git a/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.c b/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.c
index c08e4380861ac3cf2a76536fbe73571e5b12cd26..d382453b1918502240738b33c10cb08b113c7026 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.c
@@ -109,6 +109,12 @@ __init void ap91_pci_init(u8 *cal_data, u8 *mac_addr)
 	pci_enable_ath9k_fixup(0, ap9x_wmac0_data.eeprom_data);
 }
 
+__init void ap91_pci_init_simple(void)
+{
+	ap91_pci_init(NULL, NULL);
+	ap9x_wmac0_data.eeprom_name = "pci_wmac0.eeprom";
+}
+
 static int ap94_pci_plat_dev_init(struct pci_dev *dev)
 {
 	switch (PCI_SLOT(dev->devfn)) {
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.h b/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.h
index d56f7136b67e15f1e544db35db6592410467472a..ad288cbdf90e1a93f914ee7c4d5edbc10a2dbdd1 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.h
+++ b/target/linux/ar71xx/files/arch/mips/ath79/dev-ap9x-pci.h
@@ -22,6 +22,7 @@ void ap9x_pci_setup_wmac_leds(unsigned wmac, struct gpio_led *leds,
 struct ath9k_platform_data *ap9x_pci_get_wmac_data(unsigned wmac);
 
 void ap91_pci_init(u8 *cal_data, u8 *mac_addr);
+void ap91_pci_init_simple(void);
 void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
 		   u8 *cal_data1, u8 *mac_addr1);
 
@@ -38,6 +39,7 @@ static inline struct ath9k_platform_data *ap9x_pci_get_wmac_data(unsigned wmac)
 }
 
 static inline void ap91_pci_init(u8 *cal_data, u8 *mac_addr) {}
+static inline void ap91_pci_init_simple(void) {}
 static inline void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
 				 u8 *cal_data1, u8 *mac_addr1) {}
 #endif