> + if (i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C)) {
> + dev_info(da9063->dev, "I2C mode");
> + busmode = 0;
> + } else {
> + dev_info(da9063->dev, "SMBus mode");
> + busmode = DA9063_TWOWIRE_TO;
> + }
In principle, this looks
From: Hubert Streidl
By default the PMIC DA9063 2-wire interface is SMBus compliant. This
means the PMIC will automatically reset the interface when the clock
signal ceases for more than the SMBus timeout of 35 ms.
If the I2C driver / device is not capable of creating atomic I2C
transactions, a
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