From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6DABDC3F6B0 for ; Sun, 31 Jul 2022 20:03:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233893AbiGaUDn (ORCPT ); Sun, 31 Jul 2022 16:03:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55286 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230351AbiGaUDm (ORCPT ); Sun, 31 Jul 2022 16:03:42 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C706DF72; Sun, 31 Jul 2022 13:03:41 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 33BEC6106D; Sun, 31 Jul 2022 20:03:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DC1ECC433C1; Sun, 31 Jul 2022 20:03:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1659297820; bh=DiCzLyjq2glkJY89KAj8wJUY9M8e4FOBXNexPvEN1+Y=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Lav/Tqvm6Jh6brIHJfl8lK+UYy1F8mqVmUpl+45ClyLSIUlfDEARo98owlJgmi2Ro tOl+1xi32Mgcp87SMiKbep0Je6ZQNBicQndl39KnNfM303yfePLeTwzVGoVDMnLG8J aN1Qqudh1NTkpKA3ixyyc/mjYnYz+jRa6NIPoJYQQtQ2dbRz224VHebhosFst1lgMU FoSVY+gXU8Tb9InGjQBghic6HvYLVLOI4JX+sdC1KWYZDutUeFl14SI7C4uj5Af390 jNHSB6RshgdC0HcQBhHqlMgDPNJKhPIdgAqLN1bIa8tDjx5YowDHKoxyyq3EA4NOnG n/+0F3eoVuSwg== Date: Sun, 31 Jul 2022 21:13:51 +0100 From: Jonathan Cameron To: Claudiu Beznea Cc: , , , , , , , , , Subject: Re: [PATCH v2 00/19] iio: adc: at91-sama5d2_adc: add support for temperature sensor Message-ID: <20220731211351.072e3334@jic23-huawei> In-Reply-To: <20220716174249.687af22b@jic23-huawei> References: <20220628151631.3116454-1-claudiu.beznea@microchip.com> <20220716174249.687af22b@jic23-huawei> X-Mailer: Claws Mail 4.1.0 (GTK 3.24.34; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Sat, 16 Jul 2022 17:42:49 +0100 Jonathan Cameron wrote: > On Tue, 28 Jun 2022 18:16:12 +0300 > Claudiu Beznea wrote: > > > Hi, > > > > The following series add support for temperature sensor available on > > SAMA7G5. > > > > Temperature sensor available on SAMA7G5 provides 2 outputs VTEMP and VBG. > > VTEMP is proportional to the absolute temperature voltage and VBG is a > > quasi-temperature independent voltage. Both are necessary in computing > > the temperature (for better accuracy). Also, for better accuracy the > > following settings were imposed when measusing the temperature: > > oversampling rate of 256, sampling frequency of 10MHz, a startup time of > > 512 ticks, MR.tracktim=0xf, EMR.trackx=0x3. > > > > For computing the temperature measured by ADC calibration data is > > necessary. This is provided via OTP memory available on SAMA7G5. > > > > Patches 1/19-4/19 provides some fixes. > > Patches 5/19-16/19 prepares for the addition of temperature sensor > > support. > > Patch 17/16 adds the temperature sensor support. > > > > Along with temperature sensor support I took the chance and added > > runtime PM support in this series, too (handled in patch 19/19). > > > > The rest of patches in this series are minor cleanups. > > Other than the use of MEGA in patch 17, I'm fine with this now, but > would like to leave more time for Eugen and others to comment if they > wish. Given timing, I'm afraid this is very unlikely to make the next > merge window anyway now, so we have lots of time. Long enough. I'll queue this up though for now it'll only be exposed as testing as I'll be rebasing the togreg tree on rc1 once available. Thanks, Jonathan > > Sorry for the delay in my reviewing v2. Pesky covid. > > Jonathan > > > > > Thank you, > > Claudiu Beznea > > > > Changes in v2: > > - addressed review comments > > - with this, new patches were intruced in this series: 2/19, 4/19, > > 8/19, 9,19 > > - runtime pm support has been adapted to work also when CONFIG_PM > > is not enabled > > - collected tags > > > > Claudiu Beznea (19): > > iio: adc: at91-sama5d2_adc: fix AT91_SAMA5D2_MR_TRACKTIM_MAX > > iio: adc: at91-sama5d2_adc: check return status for pressure and touch > > iio: adc: at91-sama5d2_adc: lock around oversampling and sample freq > > iio: adc: at91-sama5d2_adc: disable/prepare buffer on suspend/resume > > iio: adc: at91-sama5d2_adc: exit from write_raw() when buffers are > > enabled > > iio: adc: at91-sama5d2_adc: handle different EMR.OSR for different hw > > versions > > iio: adc: at91-sama5d2_adc: move the check of oversampling in its > > function > > iio: adc: at91-sama5d2_adc: drop AT91_OSR_XSAMPLES defines > > iio: adc: at91-sama5d2_adc: add .read_avail() chan_info ops > > iio: adc: at91-sama5d2_adc: adjust osr based on specific platform data > > iio: adc: at91-sama5d2_adc: add 64 and 256 oversampling ratio > > iio: adc: at91-sama5d2_adc: move oversampling storage in its function > > iio: adc: at91-sama5d2_adc: update trackx on emr > > iio: adc: at91-sama5d2_adc: add startup and tracktim as parameter for > > at91_adc_setup_samp_freq() > > iio: adc: at91-sama5d2_adc: lock around at91_adc_read_info_raw() > > dt-bindings: iio: adc: at91-sama5d2_adc: add id for temperature > > channel > > iio: adc: at91-sama5d2_adc: add support for temperature sensor > > iio: adc: at91-sama5d2_adc: add empty line after functions > > iio: adc: at91-sama5d2_adc: add runtime pm support > > > > drivers/iio/adc/at91-sama5d2_adc.c | 683 +++++++++++++++--- > > .../dt-bindings/iio/adc/at91-sama5d2_adc.h | 3 + > > 2 files changed, 566 insertions(+), 120 deletions(-) > > >