X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=include%2Fusb.h;h=d7b082d9f4609e10e03f45e5816d68a9ead2101d;hb=69f14dc2fd64307f012381dd333a06001dec75dc;hp=bc4ccfe150622cdd6ec5d9c5d3b369900e54dc12;hpb=399b09331f313d57b16b583f453387231d217f15;p=karo-tx-uboot.git diff --git a/include/usb.h b/include/usb.h index bc4ccfe150..d7b082d9f4 100644 --- a/include/usb.h +++ b/include/usb.h @@ -27,7 +27,17 @@ #define _USB_H_ #include -#include +#include + +/* + * The EHCI spec says that we must align to at least 32 bytes. However, + * some platforms require larger alignment. + */ +#if ARCH_DMA_MINALIGN > 32 +#define USB_DMA_MINALIGN ARCH_DMA_MINALIGN +#else +#define USB_DMA_MINALIGN 32 +#endif /* Everything is aribtrary */ #define USB_ALTSETTINGALLOC 4 @@ -42,6 +52,12 @@ #define USB_CNTL_TIMEOUT 100 /* 100ms timeout */ +/* + * This is the timeout to allow for submitting an urb in ms. We allow more + * time for a BULK device to react - some are slow. + */ +#define USB_TIMEOUT_MS(pipe) (usb_pipebulk(pipe) ? 5000 : 1000) + /* device request (setup) */ struct devrequest { unsigned char requesttype; @@ -51,12 +67,6 @@ struct devrequest { unsigned short length; } __attribute__ ((packed)); -/* All standard descriptors have these 2 fields in common */ -struct usb_descriptor_header { - unsigned char bLength; - unsigned char bDescriptorType; -} __attribute__ ((packed)); - /* Interface */ struct usb_interface { struct usb_interface_descriptor desc; @@ -66,11 +76,17 @@ struct usb_interface { unsigned char act_altsetting; struct usb_endpoint_descriptor ep_desc[USB_MAXENDPOINTS]; + /* + * Super Speed Device will have Super Speed Endpoint + * Companion Descriptor (section 9.6.7 of usb 3.0 spec) + * Revision 1.0 June 6th 2011 + */ + struct usb_ss_ep_comp_descriptor ss_ep_comp_desc[USB_MAXENDPOINTS]; } __attribute__ ((packed)); /* Configuration information.. */ struct usb_config { - struct usb_configuration_descriptor desc; + struct usb_config_descriptor desc; unsigned char no_of_if; /* number of interfaces */ struct usb_interface if_desc[USB_MAXINTERFACES]; @@ -103,7 +119,9 @@ struct usb_device { int epmaxpacketout[16]; /* OUTput endpoint specific maximums */ int configno; /* selected config number */ - struct usb_device_descriptor descriptor; /* Device Descriptor */ + /* Device Descriptor */ + struct usb_device_descriptor descriptor + __attribute__((aligned(ARCH_DMA_MINALIGN))); struct usb_config config; /* config descriptor */ int have_langid; /* whether string_langid is valid yet */ @@ -122,6 +140,8 @@ struct usb_device { int portnr; struct usb_device *parent; struct usb_device *children[USB_MAXCHILDREN]; + + void *controller; /* hardware controller private data */ }; /********************************************************************** @@ -133,22 +153,35 @@ struct usb_device { defined(CONFIG_USB_SL811HS) || defined(CONFIG_USB_ISP116X_HCD) || \ defined(CONFIG_USB_R8A66597_HCD) || defined(CONFIG_USB_DAVINCI) || \ defined(CONFIG_USB_OMAP3) || defined(CONFIG_USB_DA8XX) || \ - defined(CONFIG_USB_BLACKFIN) + defined(CONFIG_USB_BLACKFIN) || defined(CONFIG_USB_AM35X) || \ + defined(CONFIG_USB_MUSB_DSPS) || defined(CONFIG_USB_MUSB_AM35X) || \ + defined(CONFIG_USB_MUSB_OMAP2PLUS) + +int usb_lowlevel_init(int index, void **controller); +int usb_lowlevel_stop(int index); -int usb_lowlevel_init(void); -int usb_lowlevel_stop(void); int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer, int transfer_len); int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer, int transfer_len, struct devrequest *setup); int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer, int transfer_len, int interval); -void usb_event_poll(void); /* Defines */ #define USB_UHCI_VEND_ID 0x8086 #define USB_UHCI_DEV_ID 0x7112 +/* + * PXA25x can only act as USB device. There are drivers + * which works with USB CDC gadgets implementations. + * Some of them have common routines which can be used + * in boards init functions e.g. udc_disconnect() used for + * forced device disconnection from host. + */ +#elif defined(CONFIG_USB_GADGET_PXA2XX) + +extern void udc_disconnect(void); + #else #error USB Lowlevel not defined #endif @@ -162,6 +195,13 @@ int usb_stor_info(void); #endif +#ifdef CONFIG_USB_HOST_ETHER + +#define USB_MAX_ETH_DEV 5 +int usb_host_eth_scan(int mode); + +#endif + #ifdef CONFIG_USB_KEYBOARD int drv_usb_kbd_init(void); @@ -185,9 +225,8 @@ int usb_bulk_msg(struct usb_device *dev, unsigned int pipe, void *data, int len, int *actual_length, int timeout); int usb_submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer, int transfer_len, int interval); -void usb_disable_asynch(int disable); +int usb_disable_asynch(int disable); int usb_maxpacket(struct usb_device *dev, unsigned long pipe); -inline void wait_ms(unsigned long ms); int usb_get_configuration_no(struct usb_device *dev, unsigned char *buffer, int cfgno); int usb_get_report(struct usb_device *dev, int ifnum, unsigned char type, @@ -248,7 +287,6 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate); * - device: bits 8-14 * - endpoint: bits 15-18 * - Data0/1: bit 19 - * - speed: bit 26 (0 = Full, 1 = Low Speed, 2 = High) * - pipe type: bits 30-31 (00 = isochronous, 01 = interrupt, * 10 = control, 11 = bulk) * @@ -260,7 +298,7 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate); /* Create various pipes... */ #define create_pipe(dev,endpoint) \ (((dev)->devnum << 8) | ((endpoint) << 15) | \ - ((dev)->speed << 26) | (dev)->maxpacketsize) + (dev)->maxpacketsize) #define default_pipe(dev) ((dev)->speed << 26) #define usb_sndctrlpipe(dev, endpoint) ((PIPE_CONTROL << 30) | \ @@ -311,8 +349,6 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate); #define usb_pipe_endpdev(pipe) (((pipe) >> 8) & 0x7ff) #define usb_pipeendpoint(pipe) (((pipe) >> 15) & 0xf) #define usb_pipedata(pipe) (((pipe) >> 19) & 1) -#define usb_pipespeed(pipe) (((pipe) >> 26) & 3) -#define usb_pipeslow(pipe) (usb_pipespeed(pipe) == USB_SPEED_LOW) #define usb_pipetype(pipe) (((pipe) >> 30) & 3) #define usb_pipeisoc(pipe) (usb_pipetype((pipe)) == PIPE_ISOCHRONOUS) #define usb_pipeint(pipe) (usb_pipetype((pipe)) == PIPE_INTERRUPT) @@ -354,4 +390,14 @@ struct usb_hub_device { struct usb_hub_descriptor desc; }; +int usb_hub_probe(struct usb_device *dev, int ifnum); +void usb_hub_reset(void); +int hub_port_reset(struct usb_device *dev, int port, + unsigned short *portstat); + +struct usb_device *usb_alloc_new_device(void *controller); + +int usb_new_device(struct usb_device *dev); +void usb_free_device(void); + #endif /*_USB_H_ */