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 0C0BBC25B50 for ; Fri, 20 Jan 2023 10:28:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229707AbjATK2G (ORCPT ); Fri, 20 Jan 2023 05:28:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40128 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229530AbjATK2E (ORCPT ); Fri, 20 Jan 2023 05:28:04 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7298B93CA; Fri, 20 Jan 2023 02:27:37 -0800 (PST) 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 ams.source.kernel.org (Postfix) with ESMTPS id C4EE8B821CF; Fri, 20 Jan 2023 10:27:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1CFD0C433EF; Fri, 20 Jan 2023 10:27:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674210450; bh=g9fHvGuKc9Aiv0vKYSqchcTH68QrPJkZUTrlFpYc4Yw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=UpNhzkGfjhfx3M4uiOQHCbIirQfnH4CjTD87fBBLO+qMGQyF9qxI6wSXaNZFNYFiO QXoxUL/b956E/5mUBj2a4DtOwoOjMlREfkSnGKnb5DrlgWVWtWhanDUYnwUkHL9lmr lJkM5u4mVxPglTtsgvva/SKDVZdo08ATFGzbvR//WG71XRUAn0TnrQQ5z8Ai2X7K1M kHR+EY2Daf/wlzuHwjEkkBrXh8dOZQa4Gy54fq4qKTf4MKpcdhPEkgpxJaC03EfizN BTElY09be62Q6TZMUu17hKrvVFXXzYzYhpkpIUNHLgvPX5SNcfRiU7TUCAMgrM7d5v q0P43X698T8bw== Date: Fri, 20 Jan 2023 11:27:27 +0100 From: Wolfram Sang To: Heiner Kallweit Cc: Rob Herring , Krzysztof Kozlowski , Peter Rosin , "linux-i2c@vger.kernel.org" , "devicetree@vger.kernel.org" Subject: Re: [PATCH v5 0/3] i2c: gpio: support write-only sda Message-ID: Mail-Followup-To: Wolfram Sang , Heiner Kallweit , Rob Herring , Krzysztof Kozlowski , Peter Rosin , "linux-i2c@vger.kernel.org" , "devicetree@vger.kernel.org" References: <6f4b54d9-ab6d-a4d4-5142-27c89e03c6d2@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="mYzw8xEELUo2S/kl" Content-Disposition: inline In-Reply-To: <6f4b54d9-ab6d-a4d4-5142-27c89e03c6d2@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org --mYzw8xEELUo2S/kl Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Heiner, On Wed, Jan 18, 2023 at 10:49:48PM +0100, Heiner Kallweit wrote: > There are slave devices that understand I2C but have read-only SDA and > SCL. Examples are FD650 7-segment LED controller and its derivatives. > Typical board designs don't even have a pull-up for both pins. > Therefore add properties for not using open-drain. For write-only SCL > we have a property already, add one for write-only SDA. The code looks good to me. I am just waiting for an ack on the bindings. Thanks a lot for keeping at it! All the best, Wolfram --mYzw8xEELUo2S/kl Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmPKbIwACgkQFA3kzBSg KbYghg/+Ju0UdyGOZ+6jj5+DcIvbVgiBO/59M+mMfD9P7w/Dv+QBILxPV3qrxaXt rlqm+wjYEppOt4AlZAmpPemQxgbtiDN+gTIJs1mYsIu/yHb5gMRUNGPSZWAp7KZE mVFxwup0CRQVJkLbHpF/F1zFUJ6Kf0LRjfp5m6APAEup/HUk3fNWuyRWOjG7vXXc Qk5W7UDIi7H5pi3/2UEPfaonSgtpfQNgFP0HnBNgM4CJdDZiGbGZILNrTjKTsyjO wiav9DA4nT2k6FyvjCxjvZoko+KXLEgbKvxARF9wQUtKsGQf9KWz0ddJ3EYF8LLA UULpRFjlBVIvEw51nquFT+xVxOrH3c7YyQGJijKVgByRE49C5w3V8sUZrKISU67j ebj2CFK8U6T3Fqb9ZQU49OS6gNnrD4EuW9ZM/lqtgTpeaNEErlR8OsAReVQYQ7/Q 77s7DqS6sfsrajt+pKelifSMN/JVZGZAHduZYTEJoJDjGi0sQE75/SCi7vCZOeM5 +7GV4m8VvWn+nbzM6PQ1n3d9A8tcSngBta5vboju0pwhPyS4uYG3CLMRRo5ZMe5b /o7t5xNYwLreshlWduTp2oJnM4Y57Uw47/NvbEuoj4DtVlTl+D2+ykUzJbXVqqmn mjSdL08xezgD0yb3ZiNvBNymSnnK4YMx0RaGyISYii4uSitlcbw= =J/XE -----END PGP SIGNATURE----- --mYzw8xEELUo2S/kl--