spi-ecspi

Runs on:

QNX OS

Options:

These are the options available for this driver.

-c config_file

Path to the SPI configuration file (default: /etc/system/config/spi/spi.conf)

Note: SPI config file template can be found at "lib/io-spi/config_files/spi-template.conf"

-v

Increase verbosity. This will override the "verbose" value in the config file

Driver-specific options: (To be set in the config file by parameter 'bs' under section 'bus'.)

burst=mode

Indicate which mode used for SPI transfer using one of the following values:

• 0 — Operate in word mode that supports any word length from 1-32 bits
• 1 — Operate in burst mode that supports 8-, 16- and 32-bits words

The default is 1 (burst mode).

csdelay=num

Set number of SPI clocks between chip select active edge and first SPI clock edge. The default is 0.

loopback=num

Set internal loopback for test. The default is disabled (0).

waitstate=num

Set the number of wait states between transfers. The default is 0.

Description:

Driver for NXP i.MX8 Low Power SPI controllers

Example:

spi-ecspi -c /etc/system/config/spi/spi.conf