[PATCH v5 01/11] i2c: Enhance i2c_new_ancillary_device API

[Geert Uytterhoeven]

On Mon, May 22, 2023 at 12:19 PM Biju Das <biju.das.jz at bp.renesas.com> wrote:
> Renesas PMIC RAA215300 exposes two separate i2c devices, one for the main
> device and another for rtc device.
>
> Enhance i2c_new_ancillary_device() to instantiate a real device.
> (eg: Instantiate rtc device from PMIC driver)
>
> Added helper function __i2c_new_dummy_device to share the code
> between i2c_new_dummy_device and i2c_new_ancillary_device().
>
> Also added helper function __i2c_new_client_device() to pass parent dev
> parameter, so that the ancillary device can assign its parent during
> creation.
>
> Suggested-by: Geert Uytterhoeven <geert+renesas at glider.be>
> Signed-off-by: Biju Das <biju.das.jz at bp.renesas.com>
> ---
> v4->v5:
>  * Replaced parameter dev->parent in __i2c_new_client_device() and
>    __i2c_new_dummy_device().
>  * Improved error message in __i2c_new_dummy_device() by printing device name.
>  * Updated comment for ancillary's device parent
>  * Dropped aux_device_name check in i2c_new_ancillary_device().

Reviewed-by: Geert Uytterhoeven <geert+renesas at glider.be>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

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