Christian Mauderer 5bb5e01356 i2c: Add non blocking read / write ...

This adds the possibility to open an I2C bus with O_NONBLOCK (or set it
later via fcntl) to get non-blocking transmissions. This means that if
the bus is busy, a read, write or transfer ioctl will return with a
EAGAIN errno.

2021-06-22 13:51:17 +02:00

..

i2c

i2c: Add non blocking read / write

2021-06-22 13:51:17 +02:00

serial

dev/sc16is752: Reduce RX FIFO trigger level

2019-08-26 07:24:43 +02:00

spi

cpukit/spi: Allow driver specific ioctl

2021-01-21 10:17:31 +01:00