Current File : //usr/src/linux-headers-5.15.0-125-generic/include/linux/usb/isp1362.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
* 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
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