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Subject: Re: [PATCH v2] iio: accel: bmc150: Check for a second ACPI device for
 BOSC0200
To:     Andy Shevchenko <andy.shevchenko@gmail.com>
Cc:     Steve Presser <steve@pressers.name>,
        Hartmut Knaack <knaack.h@gmx.de>,
        Jeremy Cline <jeremy@jcline.org>,
        Jonathan Cameron <Jonathan.Cameron@huawei.com>,
        Jonathan Cameron <jic23@jic23.retrosnub.co.uk>,
        Lars Kellogg-Stedman <lars@oddbit.com>,
        Lars-Peter Clausen <lars@metafoo.de>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Mika Westerberg <mika.westerberg@linux.intel.com>,
        Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
        Wolfram Sang <wsa@the-dreams.de>, linux-iio@vger.kernel.org
References: <010001602cf53153-39ad69f1-1b39-4e6d-a748-9455a16c2fbd-000000@email.amazonses.com>
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From:   Hans de Goede <hdegoede@redhat.com>
Message-ID: <84f1a817-60e8-774a-3fd8-78865e53608a@redhat.com>
Date:   Wed, 31 Jan 2018 15:58:45 +0100
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Hi,

On 31-01-18 13:25, Andy Shevchenko wrote:
> Have you chance a look at the branch I pushed yesterday?

I assume you mean:

https://bitbucket.org/andy-shev/linux/branch/topic/iio-acpi

This looks very nice and a much better solution then what
Jeremy Cline posted, which is my fault as I suggested that
approach to Jeremy :)

I've not done a full review, only a quick look, from a quick
look this looks good. Especially from a code-design pov.

Regards,

Hans


> 
>> For reference here is the relevant DSDT blurb from the Yoga 11e:
> 
> Yes, I have googled something like this yesterday, but it doesn't
> clarify what kind of devices behind this entry.
> 
>>              Device (ACC)
>>              {
>>                  Name (_ADR, Zero)  // _ADR: Address
>>                  Name (_HID, "BOSC0200")  // _HID: Hardware ID
>>                  Name (_CID, "BOSC0200")  // _CID: Compatible ID
>>                  Name (_DDN, "Accelerometer")  // _DDN: DOS Device Name
>>                  Name (_UID, One)  // _UID: Unique ID
>>                  Method (_CRS, 0, NotSerialized)  // _CRS: Current Resource
>> Settings
>>                  {
>>                      Name (RBUF, ResourceTemplate ()
>>                      {
>>                          I2cSerialBusV2 (0x0019, ControllerInitiated,
>> 0x00061A80,
>>                              AddressingMode7Bit, "\\_SB.PCI0.I2C3",
>>                              0x00, ResourceConsumer, , Exclusive,
>>                              )
>>                          I2cSerialBusV2 (0x0018, ControllerInitiated,
>> 0x00061A80,
>>                              AddressingMode7Bit, "\\_SB.PCI0.I2C3",
>>                              0x00, ResourceConsumer, , Exclusive,
>>                              )
>>                      })
>>                      Return (RBUF) /* \_SB_.PCI0.I2C3.ACC_._CRS.RBUF */
>>
>>                  }
>