| Patil, Rachna | 5f70c51 | 2012-01-22 23:47:01 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * (C) Copyright 2012 |
| 3 | * Texas Instruments, <www.ti.com> |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | #ifndef _I2C_H_ |
| 24 | #define _I2C_H_ |
| 25 | |
| 26 | #define I2C_BASE1 0x44E0B000 |
| 27 | #define I2C_BASE2 0x4802A000 |
| 28 | #define I2C_BASE3 0x4819C000 |
| 29 | #define I2C_BUS_MAX 3 |
| 30 | |
| 31 | #define I2C_DEFAULT_BASE I2C_BASE1 |
| 32 | |
| 33 | struct i2c { |
| 34 | unsigned short revnb_lo; /* 0x00 */ |
| 35 | unsigned short res1; |
| 36 | unsigned short revnb_hi; /* 0x04 */ |
| 37 | unsigned short res2[13]; |
| 38 | unsigned short sysc; /* 0x20 */ |
| 39 | unsigned short res3; |
| 40 | unsigned short irqstatus_raw; /* 0x24 */ |
| 41 | unsigned short res4; |
| 42 | unsigned short stat; /* 0x28 */ |
| 43 | unsigned short res5; |
| 44 | unsigned short ie; /* 0x2C */ |
| 45 | unsigned short res6; |
| 46 | unsigned short irqenable_clr; /* 0x30 */ |
| 47 | unsigned short res7; |
| 48 | unsigned short iv; /* 0x34 */ |
| 49 | unsigned short res8[45]; |
| 50 | unsigned short syss; /* 0x90 */ |
| 51 | unsigned short res9; |
| 52 | unsigned short buf; /* 0x94 */ |
| 53 | unsigned short res10; |
| 54 | unsigned short cnt; /* 0x98 */ |
| 55 | unsigned short res11; |
| 56 | unsigned short data; /* 0x9C */ |
| 57 | unsigned short res13; |
| 58 | unsigned short res14; /* 0xA0 */ |
| 59 | unsigned short res15; |
| 60 | unsigned short con; /* 0xA4 */ |
| 61 | unsigned short res16; |
| 62 | unsigned short oa; /* 0xA8 */ |
| 63 | unsigned short res17; |
| 64 | unsigned short sa; /* 0xAC */ |
| 65 | unsigned short res18; |
| 66 | unsigned short psc; /* 0xB0 */ |
| 67 | unsigned short res19; |
| 68 | unsigned short scll; /* 0xB4 */ |
| 69 | unsigned short res20; |
| 70 | unsigned short sclh; /* 0xB8 */ |
| 71 | unsigned short res21; |
| 72 | unsigned short systest; /* 0xBC */ |
| 73 | unsigned short res22; |
| 74 | unsigned short bufstat; /* 0xC0 */ |
| 75 | unsigned short res23; |
| 76 | }; |
| 77 | |
| 78 | #define I2C_IP_CLK 48000000 |
| 79 | #define I2C_INTERNAL_SAMLPING_CLK 12000000 |
| 80 | |
| 81 | #endif /* _I2C_H_ */ |