b43: Replace hardcoded Analog switch

Replace a hardcoded Analog switch (which breaks on N-PHY) by a call to
the switch_analog PHY operation.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index ab9fa81..c836bece 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -2718,7 +2718,8 @@
 	if (err)
 		goto err_gpio_clean;
 
-	b43_write16(dev, 0x03E6, 0x0000);
+	/* Turn the Analog on and initialize the PHY. */
+	phy->ops->switch_analog(dev, 1);
 	err = b43_phy_init(dev);
 	if (err)
 		goto err_gpio_clean;