From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 10 Jan 2023 15:34:47 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pFFiC-007q1t-0t for lore@lore.pengutronix.de; Tue, 10 Jan 2023 15:34:47 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pFFiA-0003Zx-Ah for lore@pengutronix.de; Tue, 10 Jan 2023 15:34:46 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=4B0ZEStLZuPVIiS7KV43un4mPxebkJ9gubUuJD3eMrI=; b=t4gpo7I7H5s+8ZfSVaURJBBAuy 5I28RZxo0dPqvmJV7IB4ydQYTmsnWEr2UqM9GDX41kwNwjU7fSu5bfRtNrWUwv6oh11DTJ4j9VjFT Zz58dY7UOMtGw6rkpelvzhcdZzaCfLwsP8n+LUVZPANUGsNPzk3IwEAQHFnXyGpur6hoJj/lteVwQ RA5i36I0MFIIkKcu8nLDA01+KzU1SVp0LfW+vZYWEOm6AWIkddVSNLKC3zlYE3Nn1046xd73nbLu3 FzM8Hbk3Vj0OswpMeDuuJXU5W1Lrq6B8FGn+3EYlmrvmFNxNMsC6dPxFAHu1xC1xHTMm0bwxtCi3b AAwt3JkA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pFFh0-007JtW-B6; Tue, 10 Jan 2023 14:33:34 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pFFgv-007Jsj-DA for barebox@lists.infradead.org; Tue, 10 Jan 2023 14:33:30 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pFFgu-0003Rj-4b; Tue, 10 Jan 2023 15:33:28 +0100 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1pFFgt-0004Fq-TR; Tue, 10 Jan 2023 15:33:27 +0100 Date: Tue, 10 Jan 2023 15:33:27 +0100 To: Ahmad Fatoum Cc: barebox@lists.infradead.org Message-ID: <20230110143327.GE28911@pengutronix.de> References: <20230110085237.3440824-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230110085237.3440824-1-a.fatoum@pengutronix.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230110_063329_465928_34C93DEC X-CRM114-Status: GOOD ( 17.63 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH master] i2c: imx: increase timeout in i2c_fsl_poll_status from 1 to 5ms X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) On Tue, Jan 10, 2023 at 09:52:37AM +0100, Ahmad Fatoum wrote: > The current wait time of 1 ms is apparently too short in some > circumstances leading to following error when communicating > with a KSZ switch with 100 kHz from an i.MX8MN I2C controller: > > ERROR: ksz9477-i2c ksz85630: error detecting KSZ9477: I/O error > > Increasing the poll time to 5ms resolved this issue: > > ksz9477-i2c ksz85630: Found KSZ9893 > ksz9477-i2c ksz85630: chip id: 0x00989360 > > Signed-off-by: Ahmad Fatoum > --- > drivers/i2c/busses/i2c-imx.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied, thanks Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |