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kernel/linux-imx6_3.14.28/include/linux/usb/isp1362.h 1.55 KB
6b13f685e   김민수   BSP 최초 추가
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  /*
   * board initialization code should put one of these into dev->platform_data
   * and place the isp1362 onto platform_bus.
   */
  
  #ifndef __LINUX_USB_ISP1362_H__
  #define __LINUX_USB_ISP1362_H__
  
  struct isp1362_platform_data {
  	/* Enable internal pulldown resistors on downstream ports */
  	unsigned sel15Kres:1;
  	/* Clock cannot be stopped */
  	unsigned clknotstop:1;
  	/* On-chip overcurrent protection */
  	unsigned oc_enable:1;
  	/* INT output polarity */
  	unsigned int_act_high:1;
  	/* INT edge or level triggered */
  	unsigned int_edge_triggered:1;
  	/* DREQ output polarity */
  	unsigned dreq_act_high:1;
  	/* DACK input polarity */
  	unsigned dack_act_high:1;
  	/* chip can be resumed via H_WAKEUP pin */
  	unsigned remote_wakeup_connected:1;
  	/* Switch or not to switch (keep always powered) */
  	unsigned no_power_switching:1;
  	/* Ganged port power switching (0) or individual port power switching (1) */
  	unsigned power_switching_mode:1;
  	/* Given port_power, msec/2 after power on till power good */
  	u8 potpg;
  	/* Hardware reset set/clear */
  	void (*reset) (struct device *dev, int set);
  	/* Clock start/stop */
  	void (*clock) (struct device *dev, int start);
  	/* Inter-io delay (ns). The chip is picky about access timings; it
  	 * expects at least:
  	 * 110ns delay between consecutive accesses to DATA_REG,
  	 * 300ns delay between access to ADDR_REG and DATA_REG (registers)
  	 * 462ns delay between access to ADDR_REG and DATA_REG (buffer memory)
  	 * WE MUST NOT be activated during these intervals (even without CS!)
  	 */
  	void (*delay) (struct device *dev, unsigned int delay);
  };
  
  #endif