mirror of
https://github.com/torvalds/linux
synced 2024-09-28 15:31:19 +00:00
390daa0d8f
gpio must be int, not u16, otherwise -1 isn't recognised by gpio_is_valid(). Signed-off-by: Steve Bennett <steveb@workware.net.au> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
29 lines
1,011 B
C
29 lines
1,011 B
C
/*
|
|
* arch/arm/include/asm/mach/udc_pxa2xx.h
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
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_vbus_inverted;
|
|
int gpio_vbus; /* high == vbus present */
|
|
bool gpio_pullup_inverted;
|
|
int gpio_pullup; /* high == pullup activated */
|
|
};
|
|
|