From 9e40493fd8554a157f2458aa2f472d5d30e3558b Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Wed, 11 Sep 2013 18:24:49 +0800 Subject: USB: gadget: add atmel usba udc driver Add atmel usba udc driver support, porting from Linux kernel The original code in Linux Kernel information is as following commit e01ee9f509a927158f670408b41127d4166db1c7 Author: Jingoo Han Date: Tue Jul 30 17:00:51 2013 +0900 usb: gadget: use dev_get_platdata() Use the wrapper function for retrieving the platform data instead of accessing dev->platform_data directly. Signed-off-by: Bo Shen --- arch/arm/include/asm/arch-at91/atmel_usba_udc.h | 64 +++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 arch/arm/include/asm/arch-at91/atmel_usba_udc.h (limited to 'arch/arm/include') diff --git a/arch/arm/include/asm/arch-at91/atmel_usba_udc.h b/arch/arm/include/asm/arch-at91/atmel_usba_udc.h new file mode 100644 index 0000000..6f540d2 --- /dev/null +++ b/arch/arm/include/asm/arch-at91/atmel_usba_udc.h @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2005-2013 Atmel Corporation + * Bo Shen + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __ATMEL_USBA_UDC_H__ +#define __ATMEL_USBA_UDC_H__ + +#include + +#define EP(nam, idx, maxpkt, maxbk, dma, isoc) \ + [idx] = { \ + .name = nam, \ + .index = idx, \ + .fifo_size = maxpkt, \ + .nr_banks = maxbk, \ + .can_dma = dma, \ + .can_isoc = isoc, \ + } + +#if defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \ + defined(CONFIG_AT91SAM9X5) +static struct usba_ep_data usba_udc_ep[] = { + EP("ep0", 0, 64, 1, 0, 0), + EP("ep1", 1, 1024, 2, 1, 1), + EP("ep2", 2, 1024, 2, 1, 1), + EP("ep3", 3, 1024, 3, 1, 0), + EP("ep4", 4, 1024, 3, 1, 0), + EP("ep5", 5, 1024, 3, 1, 1), + EP("ep6", 6, 1024, 3, 1, 1), +}; +#elif defined(CONFIG_SAMA5D3) +static struct usba_ep_data usba_udc_ep[] = { + EP("ep0", 0, 64, 1, 0, 0), + EP("ep1", 1, 1024, 3, 1, 0), + EP("ep2", 2, 1024, 3, 1, 0), + EP("ep3", 3, 1024, 2, 1, 0), + EP("ep4", 4, 1024, 2, 1, 0), + EP("ep5", 5, 1024, 2, 1, 0), + EP("ep6", 6, 1024, 2, 1, 0), + EP("ep7", 7, 1024, 2, 1, 0), + EP("ep8", 8, 1024, 2, 0, 0), + EP("ep9", 9, 1024, 2, 0, 0), + EP("ep10", 10, 1024, 2, 0, 0), + EP("ep11", 11, 1024, 2, 0, 0), + EP("ep12", 12, 1024, 2, 0, 0), + EP("ep13", 13, 1024, 2, 0, 0), + EP("ep14", 14, 1024, 2, 0, 0), + EP("ep15", 15, 1024, 2, 0, 0), +}; +#else +# error "NO usba_udc_ep defined" +#endif + +#undef EP + +struct usba_platform_data pdata = { + .num_ep = ARRAY_SIZE(usba_udc_ep), + .ep = usba_udc_ep, +}; + +#endif -- cgit v1.1