diff options
Diffstat (limited to 'chip/g/i2cc.c')
| -rw-r--r-- | chip/g/i2cc.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/chip/g/i2cc.c b/chip/g/i2cc.c index ad80c3b724..b2f2fcaef9 100644 --- a/chip/g/i2cc.c +++ b/chip/g/i2cc.c @@ -4,7 +4,7 @@ */ /* - * This is a driver for the I2C controller interface (i2cc) of the g chip. + * This is a driver for the I2C controller driver (i2cc) of the g chip. * * The g chip i2cc module supports 3 modes of operation, disabled, bit-banging, * and instruction based. These modes are selected via the I2C_CTRL @@ -34,10 +34,10 @@ * compound instruction for the transaction: * * I2C_INST_START = 1 -> send start bit - * I2C_INST_FWDEVADDR = 1 -> first send the slave device address + * I2C_INST_FWDEVADDR = 1 -> first send the periph device address * I2C_INST_FWBYTESCOUNT = 3 -> 3 bytes in FWBYTES (register + 16 bit value) * I2C_INST_FINALSTOP = 1 -> send stop bit - * I2C_INST_DEVADDRVAL = slave address + * I2C_INST_DEVADDRVAL = periph address * * I2C_FWBYTES[b7:b0] = out[0] -> register address * I2C_FWBYTES[b15:b8] = out[1] -> first byte of value @@ -47,14 +47,14 @@ * compound instruction for the transaction: * * I2C_INST_START = 1 -> send start bit - * I2C_INST_FWDEVADDR = 1 -> first send the slave device address + * I2C_INST_FWDEVADDR = 1 -> first send the periph device address * I2C_INST_FWBYTESCOUNT = 1 -> 1 byte in FWBYTES (register address) * I2C_INST_REPEATEDSTART = 1 -> send start bit following write - * I2C_INST_RWDEVADDR = 1 -> send slave address in read mode - * I2C_INST_RWDEVADDR_RWB = 1 -> read bytes following slave address + * I2C_INST_RWDEVADDR = 1 -> send periph address in read mode + * I2C_INST_RWDEVADDR_RWB = 1 -> read bytes following periph address * I2C_INST_FINALNA = 1 -> ACK read bytes, NACK last byte read * I2C_INST_FINALSTOP = 1 -> send stop bit - * I2C_INST_DEVADDRVAL = slave address + * I2C_INST_DEVADDRVAL = periph address * I2C_FWBYTES[b7:b0] = out[0] -> register address byte * * Once transaction is complete: @@ -254,7 +254,7 @@ static uint32_t i2cc_create_inst(int periph_addr_flags, int is_write, if (flags & I2C_XFER_START) { /* - * Start sequence will have to be issued, slave address needs + * Start sequence will have to be issued, periph address needs * to be included. */ inst |= INST_START; |