rt2x00: Move PCI/USB specific register initializations to rt2800{pci,usb}.

This prevents us having common code depend on PCI or USB specific code.

Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.h b/drivers/net/wireless/rt2x00/rt2800lib.h
index b16fd6d..8313dbf 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.h
+++ b/drivers/net/wireless/rt2x00/rt2800lib.h
@@ -40,6 +40,8 @@
 	int (*regbusy_read)(struct rt2x00_dev *rt2x00dev,
 			    const unsigned int offset,
 			    const struct rt2x00_field32 field, u32 *reg);
+
+	int (*drv_init_registers)(struct rt2x00_dev *rt2x00dev);
 };
 
 static inline void rt2800_register_read(struct rt2x00_dev *rt2x00dev,
@@ -107,6 +109,13 @@
 	return rt2800ops->regbusy_read(rt2x00dev, offset, field, reg);
 }
 
+static inline int rt2800_drv_init_registers(struct rt2x00_dev *rt2x00dev)
+{
+	const struct rt2800_ops *rt2800ops = rt2x00dev->priv;
+
+	return rt2800ops->drv_init_registers(rt2x00dev);
+}
+
 void rt2800_mcu_request(struct rt2x00_dev *rt2x00dev,
 			const u8 command, const u8 token,
 			const u8 arg0, const u8 arg1);