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