This driver provides common support for accessing
the CBUS FPGA I2C lines through the gpio library.
Additional i2c bitbang driver must be enabled
in order to use the functionality of the i2c controller.
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>