1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2012 4 * Texas Instruments, <www.ti.com> 5 */ 6 #ifndef _I2C_AM33XX_H_ 7 #define _I2C_AM33XX_H_ 8 9 #define I2C_BASE1 0x44E0B000 10 #define I2C_BASE2 0x4802A000 11 #define I2C_BASE3 0x4819C000 12 13 #define I2C_DEFAULT_BASE I2C_BASE1 14 15 struct i2c { 16 unsigned short revnb_lo; /* 0x00 */ 17 unsigned short res1; 18 unsigned short revnb_hi; /* 0x04 */ 19 unsigned short res2[5]; 20 unsigned short sysc; /* 0x10 */ 21 unsigned short res3[9]; 22 unsigned short irqstatus_raw; /* 0x24 */ 23 unsigned short res4; 24 unsigned short stat; /* 0x28 */ 25 unsigned short res5; 26 unsigned short ie; /* 0x2C */ 27 unsigned short res6; 28 unsigned short irqenable_clr; /* 0x30 */ 29 unsigned short res7; 30 unsigned short iv; /* 0x34 */ 31 unsigned short res8[45]; 32 unsigned short syss; /* 0x90 */ 33 unsigned short res9; 34 unsigned short buf; /* 0x94 */ 35 unsigned short res10; 36 unsigned short cnt; /* 0x98 */ 37 unsigned short res11; 38 unsigned short data; /* 0x9C */ 39 unsigned short res13; 40 unsigned short res14; /* 0xA0 */ 41 unsigned short res15; 42 unsigned short con; /* 0xA4 */ 43 unsigned short res16; 44 unsigned short oa; /* 0xA8 */ 45 unsigned short res17; 46 unsigned short sa; /* 0xAC */ 47 unsigned short res18; 48 unsigned short psc; /* 0xB0 */ 49 unsigned short res19; 50 unsigned short scll; /* 0xB4 */ 51 unsigned short res20; 52 unsigned short sclh; /* 0xB8 */ 53 unsigned short res21; 54 unsigned short systest; /* 0xBC */ 55 unsigned short res22; 56 unsigned short bufstat; /* 0xC0 */ 57 unsigned short res23; 58 }; 59 60 #define I2C_IP_CLK 48000000 61 #define I2C_INTERNAL_SAMPLING_CLK 12000000 62 63 #endif /* _I2C_AM33XX_H_ */ 64