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/* SPDX-License-Identifier: GPL-2.0 */
/*
* This supports machine-specific differences in how the PXA2xx
* USB Device Controller (UDC) is wired.
*
* It is set in linux/arch/arm/mach-pxa/<machine>.c or in
* linux/arch/mach-ixp4xx/<machine>.c and used in
* the probe routine of linux/drivers/usb/gadget/pxa2xx_udc.c
*/
#ifndef PXA2XX_UDC_H
#define PXA2XX_UDC_H
struct pxa2xx_udc_mach_info {
int (*udc_is_connected)(void); /* do we see host? */
void (*udc_command)(int cmd);
#define PXA2XX_UDC_CMD_CONNECT 0 /* let host see us */
#define PXA2XX_UDC_CMD_DISCONNECT 1 /* so host won't see us */
/* Boards following the design guidelines in the developer's manual,
* with on-chip GPIOs not Lubbock's weird hardware, can have a sane
* VBUS IRQ and omit the methods above. Store the GPIO number
* here. Note that sometimes the signals go through inverters...
*/
bool gpio_pullup_inverted;
int gpio_pullup; /* high == pullup activated */
};
#ifdef CONFIG_PXA27x
extern void pxa27x_clear_otgph(void);
#else
#define pxa27x_clear_otgph() do {} while (0)
#endif
#endif
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