diff options
Diffstat (limited to 'drivers/usb/musb/blackfin_usb.h')
| -rw-r--r-- | drivers/usb/musb/blackfin_usb.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/usb/musb/blackfin_usb.h b/drivers/usb/musb/blackfin_usb.h new file mode 100644 index 000000000..ab26ca2d5 --- /dev/null +++ b/drivers/usb/musb/blackfin_usb.h @@ -0,0 +1,99 @@ +/* + * Blackfin MUSB HCD (Host Controller Driver) for u-boot + * + * Copyright (c) 2008-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __BLACKFIN_USB_H__ +#define __BLACKFIN_USB_H__ + +#include <linux/types.h> + +/* Every register is 32bit aligned, but only 16bits in size */ +#define ureg(name) u16 name; u16 __pad_##name; + +#define musb_regs musb_regs +struct musb_regs { + /* common registers */ + ureg(faddr) + ureg(power) + ureg(intrtx) + ureg(intrrx) + ureg(intrtxe) + ureg(intrrxe) + ureg(intrusb) + ureg(intrusbe) + ureg(frame) + ureg(index) + ureg(testmode) + ureg(globintr) + ureg(global_ctl) + u32 reserved0[3]; + /* indexed registers */ + ureg(txmaxp) + ureg(txcsr) + ureg(rxmaxp) + ureg(rxcsr) + ureg(rxcount) + ureg(txtype) + ureg(txinterval) + ureg(rxtype) + ureg(rxinterval) + u32 reserved1; + ureg(txcount) + u32 reserved2[5]; + /* fifo */ + u16 fifox[32]; + /* OTG, dynamic FIFO, version & vendor registers */ + u32 reserved3[16]; + ureg(devctl) + ureg(vbus_irq) + ureg(vbus_mask) + u32 reserved4[15]; + ureg(linkinfo) + ureg(vplen) + ureg(hseof1) + ureg(fseof1) + ureg(lseof1) + u32 reserved5[41]; + /* target address registers */ + struct musb_tar_regs { + ureg(txmaxp) + ureg(txcsr) + ureg(rxmaxp) + ureg(rxcsr) + ureg(rxcount) + ureg(txtype) + ureg(txinternal) + ureg(rxtype) + ureg(rxinternal) + u32 reserved6; + ureg(txcount) + u32 reserved7[5]; + } tar[8]; +} __attribute__((packed)); + +struct bfin_musb_dma_regs { + ureg(interrupt); + ureg(control); + ureg(addr_low); + ureg(addr_high); + ureg(count_low); + ureg(count_high); + ureg(pad); +}; + +#undef ureg + +/* EP5-EP7 are the only ones with 1024 byte FIFOs which BULK really needs */ +#define MUSB_BULK_EP 5 + +/* Blackfin FIFO's are static */ +#define MUSB_NO_DYNAMIC_FIFO + +/* No HUB support :( */ +#define MUSB_NO_MULTIPOINT + +#endif |