| wdenk | 935ecca | 2002-08-06 20:46:37 +0000 | [diff] [blame] | 1 | |
| 2 | |
| 3 | |
| 4 | #ifndef _440_i2c_h_ |
| 5 | #define _440_i2c_h_ |
| 6 | |
| 7 | #define I2C_BASE_ADDR (CFG_PERIPHERAL_BASE + 0x00000400) |
| 8 | |
| 9 | #define I2C_REGISTERS_BASE_ADDRESS I2C_BASE_ADDR |
| 10 | #define IIC_MDBUF (I2C_REGISTERS_BASE_ADDRESS+IICMDBUF) |
| 11 | #define IIC_SDBUF (I2C_REGISTERS_BASE_ADDRESS+IICSDBUF) |
| 12 | #define IIC_LMADR (I2C_REGISTERS_BASE_ADDRESS+IICLMADR) |
| 13 | #define IIC_HMADR (I2C_REGISTERS_BASE_ADDRESS+IICHMADR) |
| 14 | #define IIC_CNTL (I2C_REGISTERS_BASE_ADDRESS+IICCNTL) |
| 15 | #define IIC_MDCNTL (I2C_REGISTERS_BASE_ADDRESS+IICMDCNTL) |
| 16 | #define IIC_STS (I2C_REGISTERS_BASE_ADDRESS+IICSTS) |
| 17 | #define IIC_EXTSTS (I2C_REGISTERS_BASE_ADDRESS+IICEXTSTS) |
| 18 | #define IIC_LSADR (I2C_REGISTERS_BASE_ADDRESS+IICLSADR) |
| 19 | #define IIC_HSADR (I2C_REGISTERS_BASE_ADDRESS+IICHSADR) |
| 20 | #define IIC_CLKDIV (I2C_REGISTERS_BASE_ADDRESS+IICCLKDIV) |
| 21 | #define IIC_INTRMSK (I2C_REGISTERS_BASE_ADDRESS+IICINTRMSK) |
| 22 | #define IIC_XFRCNT (I2C_REGISTERS_BASE_ADDRESS+IICXFRCNT) |
| 23 | #define IIC_XTCNTLSS (I2C_REGISTERS_BASE_ADDRESS+IICXTCNTLSS) |
| 24 | #define IIC_DIRECTCNTL (I2C_REGISTERS_BASE_ADDRESS+IICDIRECTCNTL) |
| 25 | |
| 26 | /* MDCNTL Register Bit definition */ |
| 27 | #define IIC_MDCNTL_HSCL 0x01 |
| 28 | #define IIC_MDCNTL_EUBS 0x02 |
| 29 | #define IIC_MDCNTL_EINT 0x04 |
| 30 | #define IIC_MDCNTL_ESM 0x08 |
| 31 | #define IIC_MDCNTL_FSM 0x10 |
| 32 | #define IIC_MDCNTL_EGC 0x20 |
| 33 | #define IIC_MDCNTL_FMDB 0x40 |
| 34 | #define IIC_MDCNTL_FSDB 0x80 |
| 35 | |
| 36 | /* CNTL Register Bit definition */ |
| 37 | #define IIC_CNTL_PT 0x01 |
| 38 | #define IIC_CNTL_READ 0x02 |
| 39 | #define IIC_CNTL_CHT 0x04 |
| 40 | #define IIC_CNTL_RPST 0x08 |
| 41 | /* bit 2/3 for Transfer count*/ |
| 42 | #define IIC_CNTL_AMD 0x40 |
| 43 | #define IIC_CNTL_HMT 0x80 |
| 44 | |
| 45 | /* STS Register Bit definition */ |
| 46 | #define IIC_STS_PT 0X01 |
| 47 | #define IIC_STS_IRQA 0x02 |
| 48 | #define IIC_STS_ERR 0X04 |
| 49 | #define IIC_STS_SCMP 0x08 |
| 50 | #define IIC_STS_MDBF 0x10 |
| 51 | #define IIC_STS_MDBS 0X20 |
| 52 | #define IIC_STS_SLPR 0x40 |
| 53 | #define IIC_STS_SSS 0x80 |
| 54 | |
| 55 | /* EXTSTS Register Bit definition */ |
| 56 | #define IIC_EXTSTS_XFRA 0X01 |
| 57 | #define IIC_EXTSTS_ICT 0X02 |
| 58 | #define IIC_EXTSTS_LA 0X04 |
| 59 | |
| 60 | /* XTCNTLSS Register Bit definition */ |
| 61 | #define IIC_XTCNTLSS_SRST 0x01 |
| 62 | #define IIC_XTCNTLSS_EPI 0x02 |
| 63 | #define IIC_XTCNTLSS_SDBF 0x04 |
| 64 | #define IIC_XTCNTLSS_SBDD 0x08 |
| 65 | #define IIC_XTCNTLSS_SWS 0x10 |
| 66 | #define IIC_XTCNTLSS_SWC 0x20 |
| 67 | #define IIC_XTCNTLSS_SRS 0x40 |
| 68 | #define IIC_XTCNTLSS_SRC 0x80 |
| 69 | #endif |