vybrid: clock: Provide enable_i2c_clk() function for Vybrid

Provide function to enable I2C clocks for vf610 - in the generic code.
This function overrides the default weak function implementation (which
only returns 1).

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
2 files changed