tqma6: Convert to PMIC and I2C driver model

Currently, the power_init_board() function is not executed because
CONFIG_POWER_LEGACY is not selected.

Convert to PMIC driver model, which allows removing board I2C code in
favor of the I2C driver model.

Signed-off-by: Fabio Estevam <festevam@denx.de>
2 files changed