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kernel/linux-rt-4.4.41/include/linux/platform_data/usb-omap1.h 1.47 KB
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  /*
   * Platform data for OMAP1 USB
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License. See the file "COPYING" in the main directory of this archive for
   * more details.
   */
  #ifndef __LINUX_USB_OMAP1_H
  #define __LINUX_USB_OMAP1_H
  
  #include <linux/platform_device.h>
  
  struct omap_usb_config {
  	/* Configure drivers according to the connectors on your board:
  	 *  - "A" connector (rectagular)
  	 *	... for host/OHCI use, set "register_host".
  	 *  - "B" connector (squarish) or "Mini-B"
  	 *	... for device/gadget use, set "register_dev".
  	 *  - "Mini-AB" connector (very similar to Mini-B)
  	 *	... for OTG use as device OR host, initialize "otg"
  	 */
  	unsigned	register_host:1;
  	unsigned	register_dev:1;
  	u8		otg;	/* port number, 1-based:  usb1 == 2 */
  
  	const char	*extcon;	/* extcon device for OTG */
  
  	u8		hmc_mode;
  
  	/* implicitly true if otg:  host supports remote wakeup? */
  	u8		rwc;
  
  	/* signaling pins used to talk to transceiver on usbN:
  	 *  0 == usbN unused
  	 *  2 == usb0-only, using internal transceiver
  	 *  3 == 3 wire bidirectional
  	 *  4 == 4 wire bidirectional
  	 *  6 == 6 wire unidirectional (or TLL)
  	 */
  	u8		pins[3];
  
  	struct platform_device *udc_device;
  	struct platform_device *ohci_device;
  	struct platform_device *otg_device;
  
  	u32 (*usb0_init)(unsigned nwires, unsigned is_device);
  	u32 (*usb1_init)(unsigned nwires);
  	u32 (*usb2_init)(unsigned nwires, unsigned alt_pingroup);
  
  	int (*ocpi_enable)(void);
  };
  
  #endif /* __LINUX_USB_OMAP1_H */