diff --git a/hw/arm/nseries.c b/hw/arm/nseries.c
index fea911e3e38b85ed26b83d7cf4cbcdc63b6d4737..c86cf80514fe59a4fcba178ee6202e34104d71ac 100644
--- a/hw/arm/nseries.c
+++ b/hw/arm/nseries.c
@@ -786,8 +786,7 @@ static void n8x0_cbus_setup(struct n800_s *s)
 
 static void n8x0_uart_setup(struct n800_s *s)
 {
-    CharDriverState *radio = uart_hci_init(
-                    qdev_get_gpio_in(s->mpu->gpio, N8X0_BT_HOST_WKUP_GPIO));
+    CharDriverState *radio = uart_hci_init();
 
     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_RESET_GPIO,
                     csrhci_pins_get(radio)[csrhci_pin_reset]);
diff --git a/hw/bt/hci-csr.c b/hw/bt/hci-csr.c
index d688372ca32d2e20f94a1352d4c41f1d2cc5ef8e..b77c0366e4719a55781c8af0a3250b5653f25ddb 100644
--- a/hw/bt/hci-csr.c
+++ b/hw/bt/hci-csr.c
@@ -458,7 +458,7 @@ qemu_irq *csrhci_pins_get(CharDriverState *chr)
     return s->pins;
 }
 
-CharDriverState *uart_hci_init(qemu_irq wakeup)
+CharDriverState *uart_hci_init(void)
 {
     struct csrhci_s *s = (struct csrhci_s *)
             g_malloc0(sizeof(struct csrhci_s));
diff --git a/include/hw/bt.h b/include/hw/bt.h
index 963f3301385a09db58b3582e4f86efa51a3e8569..2fa22bdab6951272d526af60e7f36a279fa6b935 100644
--- a/include/hw/bt.h
+++ b/include/hw/bt.h
@@ -128,7 +128,7 @@ enum {
     __csrhci_pins,
 };
 qemu_irq *csrhci_pins_get(CharDriverState *chr);
-CharDriverState *uart_hci_init(qemu_irq wakeup);
+CharDriverState *uart_hci_init(void);
 
 /* bt-l2cap.c */
 struct bt_l2cap_device_s;