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Date:   Tue, 2 Jun 2020 09:33:11 +0100
From:   Lee Jones <lee.jones@linaro.org>
To:     Neil Armstrong <narmstrong@baylibre.com>
Cc:     linux-amlogic@lists.infradead.org, linux-pm@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/6] mfd: add support for the Khadas System control
 Microcontroller
Message-ID: <20200602083311.GD3714@dell>
References: <20200512132613.31507-1-narmstrong@baylibre.com>
 <20200512132613.31507-3-narmstrong@baylibre.com>
 <20200520090101.GE271301@dell>
 <8837fa43-bf46-fdd1-472e-e5f0159dab2c@baylibre.com>
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On Tue, 02 Jun 2020, Neil Armstrong wrote:

> On 20/05/2020 11:01, Lee Jones wrote:
> > On Tue, 12 May 2020, Neil Armstrong wrote:
> > 
> >> This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and Edge
> >> boards.
> >>
> >> It has multiple boot control features like password check, power-on
> >> options, power-off control and system FAN control on recent boards.
> >>
> >> This implements a very basic MFD driver with the fan control and User
> >> NVMEM cells.
> >>
> >> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> >> ---
> >>  drivers/mfd/Kconfig            |  14 ++++
> >>  drivers/mfd/Makefile           |   1 +
> >>  drivers/mfd/khadas-mcu.c       | 143 +++++++++++++++++++++++++++++++++
> >>  include/linux/mfd/khadas-mcu.h |  91 +++++++++++++++++++++
> >>  4 files changed, 249 insertions(+)
> >>  create mode 100644 drivers/mfd/khadas-mcu.c
> >>  create mode 100644 include/linux/mfd/khadas-mcu.h
> >>
> >> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> >> index 0a59249198d3..b95091397052 100644
> >> --- a/drivers/mfd/Kconfig
> >> +++ b/drivers/mfd/Kconfig
> >> @@ -2003,6 +2003,20 @@ config MFD_WCD934X
> >>  	  This driver provides common support WCD934x audio codec and its
> >>  	  associated Pin Controller, Soundwire Controller and Audio codec.
> >>  
> >> +config MFD_KHADAS_MCU
> >> +	tristate "Support for Khadas System control Microcontroller"
> >> +	depends on I2C
> >> +	depends on OF || COMPILE_TEST
> >> +	select MFD_CORE
> >> +	select REGMAP_I2C
> >> +	help
> >> +	  Support for the Khadas System control Microcontroller interface present
> >> +	  on their VIM and Edge boards.
> >> +
> >> +	  This driver provides common support for accessing the device,
> >> +	  additional drivers must be enabled in order to use the functionality
> >> +	  of the device.
> > 
> > It would be good to describe the device here.
> 
> Ok

If you agree with all review comments, there really is no need to
reply.  It's a waste of your time and anyone else who cares enough to
search through looking for replies (as I just did).

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