linux-kernel - Re: [PATCH v6 04/15] mfd: rohm PMICs - use platform_device

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Date:   Mon, 16 Dec 2019 16:41:20 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
Cc:     mazziesaccount@...il.com,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>, Dan Murphy <dmurphy@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jonathan Corbet <corbet@....net>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Phil Edworthy <phil.edworthy@...esas.com>,
        Noralf Trønnes <noralf@...nnes.org>,
        linux-leds@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-rtc@...r.kernel.org
Subject: Re: [PATCH v6 04/15] mfd: rohm PMICs - use platform_device_id to
 match MFD sub-devices

On Wed, 11 Dec 2019, Matti Vaittinen wrote:

> Thanks to Stephen Boyd I today learned we can use platform_device_id
> to do device and module matching for MFD sub-devices!
> 
> Do device matching using the platform_device_id instead of using
> explicit module_aliases to load modules and custom parent-data field
> to do module loading and sub-device matching.
> 
> Signed-off-by: Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
> ---
> 
> No changes since v5
> 
>  drivers/clk/clk-bd718x7.c             | 12 ++++++++-
>  drivers/regulator/bd718x7-regulator.c | 17 +++++++++---

>  drivers/mfd/rohm-bd70528.c            |  3 +--
>  drivers/mfd/rohm-bd718x7.c            | 39 ++++++++++++++++++++++-----
>  include/linux/mfd/rohm-generic.h      |  3 +--

For my own reference:
  Acked-for-MFD-by: Lee Jones <lee.jones@...aro.org>

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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