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28 lines
983 B
28 lines
983 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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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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