rockchip: board: change condition board_usb_init() in function

Change define condition in board_usb_init() function
to allow rk3066/rk3188 to use the USB PHY driver.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/mach-rockchip/board.c b/arch/arm/mach-rockchip/board.c
index 5304eb0..cbe00d6 100644
--- a/arch/arm/mach-rockchip/board.c
+++ b/arch/arm/mach-rockchip/board.c
@@ -90,7 +90,7 @@
 	}
 	otg_data.regs_otg = ofnode_get_addr(node);
 
-#ifdef CONFIG_ROCKCHIP_RK3288
+#ifdef CONFIG_ROCKCHIP_USB2_PHY
 	int ret;
 	u32 phandle, offset;
 	ofnode phy_node;