linux-kernel - Re: [PATCH] mfd: Add support for TI LMP92001

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Date:   Tue, 22 Aug 2017 08:36:45 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     s.abhisit@...il.com
Cc:     Jonathan.Cameron@...wei.com, pmeerw@...erw.net, jacopo@...ndi.org,
        linus.walleij@...aro.org, linux-kernel@...r.kernel.org,
        knaack.h@....de, lars@...afoo.de, fabrice.gasnier@...com,
        robh@...nel.org, akinobu.mita@...il.com,
        marek.vasut+renesas@...il.com, jacopo+renesas@...ndi.org,
        mike.looijmans@...ic.nl, peda@...ntia.se, jeff.dagenais@...il.com,
        linux-iio@...r.kernel.org, linux-gpio@...r.kernel.org,
        robh+dt@...nel.org, mark.rutland@....com,
        devicetree@...r.kernel.org
Subject: Re: [PATCH] mfd: Add support for TI LMP92001

On Tue, 22 Aug 2017, s.abhisit@...il.com wrote:

> From: Abhisit Sangjan <s.abhisit@...il.com>
> 
> TI LMP92001 Analog System Monitor and Controller
> 
> 8-bit GPIOs.
> 12 DACs with 12-bit resolution.
> The GPIOs and DACs are shared port function with Cy function pin to
> take control the pin suddenly from external hardware.
> DAC's referance voltage selectable for Internal/External.
> 
> 16 + 1 ADCs with 12-bit resolution.
> Built-in internal Temperature Sensor on channel 17.
> Windows Comparator Function is supported on channel 1-3 and 9-11 for
> monitoring with interrupt signal (pending to implement for interrupt).
> ADC's referance voltage selectable for Internal/External.
> 
> Signed-off-by: Abhisit Sangjan <s.abhisit@...il.com>
> ---
>  Documentation/ABI/testing/sysfs-bus-iio-lmp920001  |  92 ++++
>  .../devicetree/bindings/gpio/gpio-lmp92001.txt     |  22 +
>  .../bindings/iio/adc/ti-lmp92001-adc.txt           |  21 +
>  .../bindings/iio/dac/ti-lmp92001-dac.txt           |  35 ++
>  drivers/gpio/Kconfig                               |   7 +
>  drivers/gpio/Makefile                              |   1 +
>  drivers/gpio/gpio-lmp92001.c                       | 209 +++++++++
>  drivers/iio/adc/Kconfig                            |  10 +
>  drivers/iio/adc/Makefile                           |   1 +
>  drivers/iio/adc/lmp92001-adc.c                     | 500 +++++++++++++++++++++
>  drivers/iio/dac/Kconfig                            |   9 +
>  drivers/iio/dac/Makefile                           |   1 +
>  drivers/iio/dac/lmp92001-dac.c                     | 390 ++++++++++++++++
>  drivers/mfd/Kconfig                                |  12 +
>  drivers/mfd/Makefile                               |   4 +
>  drivers/mfd/lmp92001-core.c                        | 308 +++++++++++++
>  drivers/mfd/lmp92001-debug.c                       |  67 +++
>  drivers/mfd/lmp92001-i2c.c                         | 215 +++++++++
>  include/linux/mfd/lmp92001/core.h                  | 119 +++++
>  include/linux/mfd/lmp92001/debug.h                 |  28 ++

You need to split this up into a patch-set containing smaller
bite-sized patches.  Each should contain the smallest (reasonable)
change set, split up by subsystem and again by functionality.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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