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Date: Sat, 23 Jul 2016 22:53:59 -0700 From: Hoan Tran <hotran@....com> To: Itaru Kitayama <itaru.kitayama@...en.jp> Cc: Jean Delvare <jdelvare@...e.com>, Guenter Roeck <linux@...ck-us.net>, Jonathan Corbet <corbet@....net>, Rob Herring <robh+dt@...nel.org>, Jassi Brar <jassisinghbrar@...il.com>, Ashwin Chaugule <ashwin.chaugule@...aro.org>, Duc Dang <dhdang@....com>, Loc Ho <lho@....com>, linux-hwmon@...r.kernel.org, linux-doc@...r.kernel.org, lkml <linux-kernel@...r.kernel.org>, linux-arm-kernel@...ts.infradead.org, Devicetree List <devicetree@...r.kernel.org> Subject: Re: hwmon: xgene: Add support for X-Gene hwmon driver Hi Itaru, On Sat, Jul 23, 2016 at 10:04 PM, Itaru Kitayama <itaru.kitayama@...en.jp> wrote: > Hi Hoan, > > I didn't mention in my previous post, though I think I'm using fairly recent > version of Tianocore F/W, and I can confirm there's the PCCT table, > > [ 0.000000] ACPI: PCCT 0x00000047FA826000 000300 (v01 APM XGENE > 00000003 01000013) > > is this still not enough? If that's the case, I'll talk to APM for > their latest development Tianocore version. Your version is missing the "pcc-channel" property of hwmon inside ACPI Table. You need a newer version of Tianocore. > Also, if you or your folks can fold your patch set into APM's xgene-next > GitHub repo, that would help me to keep up with the development. xgene-next is currently used for device tree patch only. Thanks Hoan > > Itaru > > > On 7/24/16 12:00 PM, Hoan Tran wrote: >> >> You need the new firmware and BIOS which support ACPI PCC mailbox. >> >> Thanks >> Hoan
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