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/* * PKUnity Inter-integrated Circuit (I2C) Registers */ /* * Control Reg I2C_CON. */ #define I2C_CON (PKUNITY_I2C_BASE + 0x0000) /* * Target Address Reg I2C_TAR. */ #define I2C_TAR (PKUNITY_I2C_BASE + 0x0004) /* * Data buffer and command Reg I2C_DATACMD. */ #define I2C_DATACMD (PKUNITY_I2C_BASE + 0x0010) /* * Enable Reg I2C_ENABLE. */ #define I2C_ENABLE (PKUNITY_I2C_BASE + 0x006C) /* * Status Reg I2C_STATUS. */ #define I2C_STATUS (PKUNITY_I2C_BASE + 0x0070) /* * Tx FIFO Length Reg I2C_TXFLR. */ #define I2C_TXFLR (PKUNITY_I2C_BASE + 0x0074) /* * Rx FIFO Length Reg I2C_RXFLR. */ #define I2C_RXFLR (PKUNITY_I2C_BASE + 0x0078) /* * Enable Status Reg I2C_ENSTATUS. */ #define I2C_ENSTATUS (PKUNITY_I2C_BASE + 0x009C) #define I2C_CON_MASTER FIELD(1, 1, 0) #define I2C_CON_SPEED_STD FIELD(1, 2, 1) #define I2C_CON_SPEED_FAST FIELD(2, 2, 1) #define I2C_CON_RESTART FIELD(1, 1, 5) #define I2C_CON_SLAVEDISABLE FIELD(1, 1, 6) #define I2C_DATACMD_READ FIELD(1, 1, 8) #define I2C_DATACMD_WRITE FIELD(0, 1, 8) #define I2C_DATACMD_DAT_MASK FMASK(8, 0) #define I2C_DATACMD_DAT(v) FIELD((v), 8, 0) #define I2C_ENABLE_ENABLE FIELD(1, 1, 0) #define I2C_ENABLE_DISABLE FIELD(0, 1, 0) #define I2C_STATUS_RFF FIELD(1, 1, 4) #define I2C_STATUS_RFNE FIELD(1, 1, 3) #define I2C_STATUS_TFE FIELD(1, 1, 2) #define I2C_STATUS_TFNF FIELD(1, 1, 1) #define I2C_STATUS_ACTIVITY FIELD(1, 1, 0) #define I2C_ENSTATUS_ENABLE FIELD(1, 1, 0) #define I2C_TAR_THERMAL 0x4f #define I2C_TAR_SPD 0x50 #define I2C_TAR_PWIC 0x55 #define I2C_TAR_EEPROM 0x57