| Ajay Kumar Gupta | dbea324 | 2010-07-09 11:43:48 +0530 | [diff] [blame^] | 1 | /* |
| 2 | * am35x.h - TI's AM35x platform specific usb wrapper definitions. |
| 3 | * |
| 4 | * Author: Ajay Kumar Gupta <ajay.gupta@ti.com> |
| 5 | * |
| 6 | * Based on drivers/usb/musb/da8xx.h |
| 7 | * |
| 8 | * Copyright (c) 2010 Texas Instruments Incorporated |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 23 | */ |
| 24 | |
| 25 | #ifndef __AM35X_USB_H__ |
| 26 | #define __AM35X_USB_H__ |
| 27 | |
| 28 | #include <asm/arch/am35x_def.h> |
| 29 | #include "musb_core.h" |
| 30 | |
| 31 | /* Base address of musb wrapper */ |
| 32 | #define AM35X_USB_OTG_BASE 0x5C040000 |
| 33 | |
| 34 | /* Base address of musb core */ |
| 35 | #define AM35X_USB_OTG_CORE_BASE (AM35X_USB_OTG_BASE + 0x400) |
| 36 | |
| 37 | /* Timeout for AM35x usb module */ |
| 38 | #define AM35X_USB_OTG_TIMEOUT 0x3FFFFFF |
| 39 | |
| 40 | /* |
| 41 | * AM35x platform USB wrapper register overlay. |
| 42 | */ |
| 43 | struct am35x_usb_regs { |
| 44 | u32 revision; |
| 45 | u32 control; |
| 46 | u32 status; |
| 47 | u32 emulation; |
| 48 | u32 reserved0[1]; |
| 49 | u32 autoreq; |
| 50 | u32 srpfixtime; |
| 51 | u32 ep_intsrc; |
| 52 | u32 ep_intsrcset; |
| 53 | u32 ep_intsrcclr; |
| 54 | u32 ep_intmsk; |
| 55 | u32 ep_intmskset; |
| 56 | u32 ep_intmskclr; |
| 57 | u32 ep_intsrcmsked; |
| 58 | u32 reserved1[1]; |
| 59 | u32 core_intsrc; |
| 60 | u32 core_intsrcset; |
| 61 | u32 core_intsrcclr; |
| 62 | u32 core_intmsk; |
| 63 | u32 core_intmskset; |
| 64 | u32 core_intmskclr; |
| 65 | u32 core_intsrcmsked; |
| 66 | u32 reserved2[1]; |
| 67 | u32 eoi; |
| 68 | u32 mop_sop_en; |
| 69 | u32 reserved3[2]; |
| 70 | u32 txmode; |
| 71 | u32 rxmode; |
| 72 | u32 epcount_mode; |
| 73 | }; |
| 74 | |
| 75 | #define am35x_usb_regs ((struct am35x_usb_regs *)AM35X_USB_OTG_BASE) |
| 76 | |
| 77 | /* USB 2.0 PHY Control */ |
| 78 | #define DEVCONF2_PHY_GPIOMODE (1 << 23) |
| 79 | #define DEVCONF2_OTGMODE (3 << 14) |
| 80 | #define DEVCONF2_SESENDEN (1 << 13) /* Vsess_end comparator */ |
| 81 | #define DEVCONF2_VBDTCTEN (1 << 12) /* Vbus comparator */ |
| 82 | #define DEVCONF2_REFFREQ_24MHZ (2 << 8) |
| 83 | #define DEVCONF2_REFFREQ_26MHZ (7 << 8) |
| 84 | #define DEVCONF2_REFFREQ_13MHZ (6 << 8) |
| 85 | #define DEVCONF2_REFFREQ (0xf << 8) |
| 86 | #define DEVCONF2_PHYCKGD (1 << 7) |
| 87 | #define DEVCONF2_VBUSSENSE (1 << 6) |
| 88 | #define DEVCONF2_PHY_PLLON (1 << 5) /* override PLL suspend */ |
| 89 | #define DEVCONF2_RESET (1 << 4) |
| 90 | #define DEVCONF2_PHYPWRDN (1 << 3) |
| 91 | #define DEVCONF2_OTGPWRDN (1 << 2) |
| 92 | #define DEVCONF2_DATPOL (1 << 1) |
| 93 | |
| 94 | #endif /* __AM35X_USB_H__ */ |