1 /*
2  * (C) Copyright 2009
3  * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #include <asm/mach-imx/sys_proto.h>
9 
10 #define USBPHY_PWD		0x00000000
11 
12 #define USBPHY_PWD_RXPWDRX	(1 << 20) /* receiver block power down */
13 
14 #define is_usbotg_phy_active(void) (!(readl(USB_PHY0_BASE_ADDR + USBPHY_PWD) & \
15 				   USBPHY_PWD_RXPWDRX))
16