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Diffstat (limited to 'drivers/usb/musb/am35x.h')
| -rw-r--r-- | drivers/usb/musb/am35x.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/drivers/usb/musb/am35x.h b/drivers/usb/musb/am35x.h new file mode 100644 index 0000000000..756c3aed83 --- /dev/null +++ b/drivers/usb/musb/am35x.h @@ -0,0 +1,94 @@ +/* + * am35x.h - TI's AM35x platform specific usb wrapper definitions. + * + * Author: Ajay Kumar Gupta <ajay.gupta@ti.com> + * + * Based on drivers/usb/musb/da8xx.h + * + * Copyright (c) 2010 Texas Instruments Incorporated + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __AM35X_USB_H__ +#define __AM35X_USB_H__ + +#include <asm/arch/am35x_def.h> +#include "musb_core.h" + +/* Base address of musb wrapper */ +#define AM35X_USB_OTG_BASE 0x5C040000 + +/* Base address of musb core */ +#define AM35X_USB_OTG_CORE_BASE (AM35X_USB_OTG_BASE + 0x400) + +/* Timeout for AM35x usb module */ +#define AM35X_USB_OTG_TIMEOUT 0x3FFFFFF + +/* + * AM35x platform USB wrapper register overlay. + */ +struct am35x_usb_regs { + u32 revision; + u32 control; + u32 status; + u32 emulation; + u32 reserved0[1]; + u32 autoreq; + u32 srpfixtime; + u32 ep_intsrc; + u32 ep_intsrcset; + u32 ep_intsrcclr; + u32 ep_intmsk; + u32 ep_intmskset; + u32 ep_intmskclr; + u32 ep_intsrcmsked; + u32 reserved1[1]; + u32 core_intsrc; + u32 core_intsrcset; + u32 core_intsrcclr; + u32 core_intmsk; + u32 core_intmskset; + u32 core_intmskclr; + u32 core_intsrcmsked; + u32 reserved2[1]; + u32 eoi; + u32 mop_sop_en; + u32 reserved3[2]; + u32 txmode; + u32 rxmode; + u32 epcount_mode; +}; + +#define am35x_usb_regs ((struct am35x_usb_regs *)AM35X_USB_OTG_BASE) + +/* USB 2.0 PHY Control */ +#define DEVCONF2_PHY_GPIOMODE (1 << 23) +#define DEVCONF2_OTGMODE (3 << 14) +#define DEVCONF2_SESENDEN (1 << 13) /* Vsess_end comparator */ +#define DEVCONF2_VBDTCTEN (1 << 12) /* Vbus comparator */ +#define DEVCONF2_REFFREQ_24MHZ (2 << 8) +#define DEVCONF2_REFFREQ_26MHZ (7 << 8) +#define DEVCONF2_REFFREQ_13MHZ (6 << 8) +#define DEVCONF2_REFFREQ (0xf << 8) +#define DEVCONF2_PHYCKGD (1 << 7) +#define DEVCONF2_VBUSSENSE (1 << 6) +#define DEVCONF2_PHY_PLLON (1 << 5) /* override PLL suspend */ +#define DEVCONF2_RESET (1 << 4) +#define DEVCONF2_PHYPWRDN (1 << 3) +#define DEVCONF2_OTGPWRDN (1 << 2) +#define DEVCONF2_DATPOL (1 << 1) + +#endif /* __AM35X_USB_H__ */ |