From nobody Mon Jul 05 13:03:20 2021 X-Original-To: freebsd-arm@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id AF62C8D1E15 for ; Mon, 5 Jul 2021 13:03:26 +0000 (UTC) (envelope-from greg@unrelenting.technology) Received: from out0.migadu.com (out0.migadu.com [IPv6:2001:41d0:2:267::]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4GJQq23tzXz3L9g for ; Mon, 5 Jul 2021 13:03:26 +0000 (UTC) (envelope-from greg@unrelenting.technology) Date: Mon, 05 Jul 2021 13:03:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=unrelenting.technology; s=key1; t=1625490203; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=LEnoBXegGn5k7kI/QZV3SCQJDuVODVg0p1UxfSmpkyg=; b=MwSM9lDaRttihQe+tPplISzm0eDX6nnTPxLBjxVYqJ4LvEvkHXZHOdDuN5kkrItt2R4gWG +BMxb1nmYlleXXzK2+XnyCYOTEbgoeLincfHXXzmeVy10flF1Sv6sPemmM/Pn0fIRmHNJa Y0GipxAWQUZVNIy1aHzy7NfGI5AZu1TsXdGZmJjzkLBEqGyuTGwnfVnd4hcVPZfkzDElDY qadsB5JQ/804wUPapTigo+EkbbiB8M+w7vTaPHNxc4LYum+B1czZaPliQdMSmh8BNGazE/ ckIpWO6j3x4bxRUW++MZMsjE4osBqHfvFE7aEry7gwiMBGNilPHEmAfXgtIZeQ== X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Greg V To: dsl@mcusim.org, Rebecca Cran CC: freebsd-arm Subject: Re: Anyone working on ACPI fan control for the Honeycomb? In-Reply-To: References: <8c35aeb8-4367-9168-017a-406c494f22c2@bsdio.com> Message-ID: List-Id: Porting FreeBSD to ARM processors List-Archive: https://lists.freebsd.org/archives/freebsd-arm List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-arm@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: greg@unrelenting.technology X-Rspamd-Queue-Id: 4GJQq23tzXz3L9g X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[] X-ThisMailContainsUnwantedMimeParts: N On July 5, 2021 12:37:05 PM UTC, Dmitry Salychev via freebsd-arm wrote: > >> I was wondering if anyone's working on ACPI fan control for the SolidRu= n >> Honeycomb? Under FreeBSD, the fan remains obnoxiously loud, and it's >> annoying enough that if nobody else is working on it I might tackle >> implementing support for spinning them down=2E > >I know that Jon Nettleton from SolidRun achieved some results with PWM >controller support in UEFI recently, but I don't know when he's going to = share >those changes=2E > >Btw, he's also mentioned that FreeBSD should support I2C controller (in o= rder to >read temperature) known in ACPI as NXP0001=2E It seems to me that >sys/arm/freescale/imx/imx_i2c=2Ec should work, but it expects I2C control= ler to be >described in FDT=2E If you could modify it to attach imx_i2c driver to th= e >I2C controller on ACPI bus, it might be useful=2E I've tried to do something about NXP0001: https://reviews=2Efreebsd=2Eorg/D24917 I don't have this hardware though so debugging would be challenging=2E Fee= l free to pick this up and continue the work=2E