pico-imx6ul: Convert to DM_PMIC

Convert to use DM_PMIC for the PFUZE3000. Since this PMIC is
under an I2C bus, conver to DM_I2C as well.

Also, since I2C is not used in SPL, remove CONFIG_SPL_I2C_SUPPORT
to avoid build warnings.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>
5 files changed