diff options
Diffstat (limited to 'include/asm-arm/mach')
| -rw-r--r-- | include/asm-arm/mach/udc_pxa2xx.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/include/asm-arm/mach/udc_pxa2xx.h b/include/asm-arm/mach/udc_pxa2xx.h new file mode 100644 index 00000000000..ff0a95715a0 --- /dev/null +++ b/include/asm-arm/mach/udc_pxa2xx.h @@ -0,0 +1,26 @@ +/* + * linux/include/asm-arm/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 wierd hardware, can have a sane + * VBUS IRQ and omit the methods above. Store the GPIO number + * here; for GPIO 0, also mask in one of the pxa_gpio_mode() bits. + */ + u16 gpio_vbus; /* high == vbus present */ + u16 gpio_pullup; /* high == pullup activated */ +}; + |