Re: [PATCH v2 15/20] i2c: cht-wc: Make charger i2c-client instantiation board/device-model specific

From: Wolfram Sang
Date: Tue Nov 23 2021 - 03:24:49 EST

On Sun, Nov 14, 2021 at 06:03:30PM +0100, Hans de Goede wrote:
> The i2c-controller on the Cherry Trail - Whiskey Cove PMIC is special
> in that it is always connected to the I2C charger IC of the board on
> which the PMIC is used; and the charger IC is not described in ACPI,
> so the i2c-cht-wc code needs to instantiate an i2c-client for it itself.
> So far this was hardcoded to instantiate an i2c-client for the
> bq24292i, with all properties, etc. set to match how this charger
> is used on the GPD win and GPD pcoket devices.
> There is a rudimentary check to make sure the ACPI tables are at least
> somewhat as expected, but this is far from accurate, leading to
> a wrong i2c-client being instantiated for the charger on some boards.
> Switch to the new DMI based intel_cht_wc_get_model() helper which is
> exported by the MFD driver for the CHT Whiskey Cove PMIC to help PMIC
> cell drivers like the i2c-cht-wc code reliably detect which board
> they are running on.
> And add board_info for the charger ICs as found on the other 2 known
> boards with a Whisky Cove PMIC.
> This has been tested on all 3 known boards.
> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>

Here is my Ack to take this via some other tree:

Acked-by: Wolfram Sang <wsa@xxxxxxxxxx>

No need to send further versions of this series to the i2c-list, I'd

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