1/* 2 * PKUnity Inter-integrated Circuit (I2C) Registers 3 */ 4 5/* 6 * Control Reg I2C_CON. 7 */ 8#define I2C_CON (PKUNITY_I2C_BASE + 0x0000) 9/* 10 * Target Address Reg I2C_TAR. 11 */ 12#define I2C_TAR (PKUNITY_I2C_BASE + 0x0004) 13/* 14 * Data buffer and command Reg I2C_DATACMD. 15 */ 16#define I2C_DATACMD (PKUNITY_I2C_BASE + 0x0010) 17/* 18 * Enable Reg I2C_ENABLE. 19 */ 20#define I2C_ENABLE (PKUNITY_I2C_BASE + 0x006C) 21/* 22 * Status Reg I2C_STATUS. 23 */ 24#define I2C_STATUS (PKUNITY_I2C_BASE + 0x0070) 25/* 26 * Tx FIFO Length Reg I2C_TXFLR. 27 */ 28#define I2C_TXFLR (PKUNITY_I2C_BASE + 0x0074) 29/* 30 * Rx FIFO Length Reg I2C_RXFLR. 31 */ 32#define I2C_RXFLR (PKUNITY_I2C_BASE + 0x0078) 33/* 34 * Enable Status Reg I2C_ENSTATUS. 35 */ 36#define I2C_ENSTATUS (PKUNITY_I2C_BASE + 0x009C) 37 38#define I2C_CON_MASTER FIELD(1, 1, 0) 39#define I2C_CON_SPEED_STD FIELD(1, 2, 1) 40#define I2C_CON_SPEED_FAST FIELD(2, 2, 1) 41#define I2C_CON_RESTART FIELD(1, 1, 5) 42#define I2C_CON_SLAVEDISABLE FIELD(1, 1, 6) 43 44#define I2C_DATACMD_READ FIELD(1, 1, 8) 45#define I2C_DATACMD_WRITE FIELD(0, 1, 8) 46#define I2C_DATACMD_DAT_MASK FMASK(8, 0) 47#define I2C_DATACMD_DAT(v) FIELD((v), 8, 0) 48 49#define I2C_ENABLE_ENABLE FIELD(1, 1, 0) 50#define I2C_ENABLE_DISABLE FIELD(0, 1, 0) 51 52#define I2C_STATUS_RFF FIELD(1, 1, 4) 53#define I2C_STATUS_RFNE FIELD(1, 1, 3) 54#define I2C_STATUS_TFE FIELD(1, 1, 2) 55#define I2C_STATUS_TFNF FIELD(1, 1, 1) 56#define I2C_STATUS_ACTIVITY FIELD(1, 1, 0) 57 58#define I2C_ENSTATUS_ENABLE FIELD(1, 1, 0) 59 60#define I2C_TAR_THERMAL 0x4f 61#define I2C_TAR_SPD 0x50 62#define I2C_TAR_PWIC 0x55 63#define I2C_TAR_EEPROM 0x57 64