From owner-freebsd-arm@freebsd.org Tue Oct 6 14:00:57 2020 Return-Path: Delivered-To: freebsd-arm@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C93E6433EBF for ; Tue, 6 Oct 2020 14:00:57 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 4C5Jyx3X0Cz4WkZ for ; Tue, 6 Oct 2020 14:00:57 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: by mailman.nyi.freebsd.org (Postfix) id 7905E433EBE; Tue, 6 Oct 2020 14:00:57 +0000 (UTC) Delivered-To: arm@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 78CCC433E5A for ; Tue, 6 Oct 2020 14:00:57 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from kabab.cs.huji.ac.il (kabab.cs.huji.ac.il [132.65.116.210]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4C5Jyx1p4pz4Wh5; Tue, 6 Oct 2020 14:00:57 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=cs.huji.ac.il; s=57791128; h=References:To:Cc:In-Reply-To:Date:Subject:Mime-Version:Content-Type:Message-Id:From; bh=aytvvgj+0SSt61z9xTbhfJy6pkwSVe1+fbOKeZXrljY=; b=0664bme3jL+SM2dJBUtAXvEFtqLdvY++GnrFU6m5R0cW/j1DP7QraDuz1zHf1TDCw9nbm9/b4xbHPSrdxGdrEhQTy/VCMMEIpQLYfYdZKfNqtFqH3rv027GGYGWrUY6KRWLKuz8078nAxCHbG+VSpA8evOAObiD6r84EOEYYSnikQxf2UU9Qz1QejTWpBAPY+yhk5RUiey6oKZy9U5mUgId6LH5jbP9VVPSPMSAIQr0lKdIsLQjGm21emejlSYPH5VwHCOeKhfwgmn3Xn+aeWVGsmDCnFYS+uHUzbmgVPL/hno71WM9nizfdP7BvzJZ4d7KMC7f7dIzSPy+jgchlEg==; Received: from mbpro2.bk.cs.huji.ac.il ([132.65.179.20] helo=localhost.localdomain) by kabab.cs.huji.ac.il with esmtp id 1kPnWP-000JOs-1B; Tue, 06 Oct 2020 17:00:53 +0300 From: Daniel Braniss Message-Id: <77DC054E-07B2-48F8-8051-C2796EE991B2@cs.huji.ac.il> Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.0.3.2.33\)) Subject: Re: nanopi/allwinner i2c not working. Date: Tue, 6 Oct 2020 17:00:52 +0300 In-Reply-To: <43a5d626-634c-2cc2-e8a5-ad4326a2d6e2@FreeBSD.org> Cc: Emmanuel Vadot , "freebsd-arm@freebsd.org" To: Andriy Gapon References: <234D06ED-C99F-477E-8D95-492979084E7A@cs.huji.ac.il> <7934CE38-DC3F-450A-A131-19A7F88DA9EC@cs.huji.ac.il> <20201006104119.28f2262d47107d41025d193f@bidouilliste.com> <29A34854-E792-48CE-AF0A-E4C605BDFC3B@cs.huji.ac.il> <6416CA90-AB4C-4F8A-BCF4-7C9E5A4F2F8D@cs.huji.ac.il> <0ba109b4-784f-19ed-e52d-a40b75af872c@FreeBSD.org> <7C27FB6C-BF0D-4DAE-99D0-50849D2FBA5E@cs.huji.ac.il> <43a5d626-634c-2cc2-e8a5-ad4326a2d6e2@FreeBSD.org> X-Mailer: Apple Mail (2.3654.0.3.2.33) X-Rspamd-Queue-Id: 4C5Jyx1p4pz4Wh5 X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; ASN(0.00)[asn:378, ipnet:132.64.0.0/13, country:IL]; REPLY(-4.00)[] Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 06 Oct 2020 14:00:57 -0000 > On 6 Oct 2020, at 16:47, Andriy Gapon wrote: >=20 > On 06/10/2020 16:30, Daniel Braniss wrote: >>=20 >>=20 >>> On 6 Oct 2020, at 16:26, Andriy Gapon wrote: >>>=20 >>> On 06/10/2020 16:23, Daniel Braniss wrote: >>>>=20 >>>>=20 >>>>> On 6 Oct 2020, at 15:53, Andriy Gapon wrote: >>>>>=20 >>>>> On 06/10/2020 15:47, Daniel Braniss wrote: >>>>>> i2c -s works - finds the devices >>>>>>=20 >>>>>> but can=E2=80=99t do much else, can=E2=80=99t talk to the device = (pn532) >>>>>> trying to write i get >>>>>> I2CRWR: errno 1: Operation not permitted=E2=80=99 >>>>>=20 >>>>> You have to use -m tr with twsi. >>>>=20 >>>> please translate :-) >>>=20 >>> Okay, please show the command line :) >>=20 >> ah, got it, but i use ioctl(fd, I2CRDWR, data). >>=20 >> i=E2=80=99ll recompile and see if it=E2=80=99s still not working. >=20 > I2CRDWR should work actually, it uses iicbus_transfer. > Can you share / show your code? not too proud of it, but i=E2=80=99ll make it available. it=E2=80=99s in https://www.cs.huji.ac.il/~danny/elockc.tar.bz = look in i2c.c in any case it works fine in 12.1. >=20 >=20 > --=20 > Andriy Gapon