From nobody Sun Feb 8 12:52:20 2026 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 8F087C6FD1C for ; Fri, 24 Mar 2023 16:09:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231656AbjCXQJy (ORCPT ); Fri, 24 Mar 2023 12:09:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231395AbjCXQJs (ORCPT ); Fri, 24 Mar 2023 12:09:48 -0400 Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 64ED519F0A for ; Fri, 24 Mar 2023 09:09:44 -0700 (PDT) Received: from pps.filterd (m0241204.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32ODf4MG027124; Fri, 24 Mar 2023 17:09:27 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=selector1; bh=WYV7EBAofXJyjzZBSfwpOR5v4z00FX931Kh4b0ja95g=; b=ouywm90fgp4EGgxeJehtG2Dg+r7UyC/vqM0ZumAEMaf/m1ZYnVM+2WIa8SAISi7j2Oxl ihTIGYZOJHZv1//u93ylVxRIjQ71XvXKP2CwUvAcQKdmjijgDakPRalkCbaO9ZErKJTt I8Wo7O3m772HxZG9DuIaBDqkIKrzM3D8JXBnKFAwtlttSOVHvURzr+goQIBzZ9TAQ2ik CCPbQJ4u96Lf4+8rbBte4b5ALIUlPEkI+moqNIGHLjVANvFiteZXp5uiGI5z2AUttwcB X5tlR7QqLtTtpLSn1fuEHU+0zsyWsF3ZgOSU11DLsmZ5WHwht8CHj9UKO6TuhNDHbu60 XQ== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3pgxhx5wdt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 24 Mar 2023 17:09:27 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 0C599100034; Fri, 24 Mar 2023 17:09:27 +0100 (CET) Received: from Webmail-eu.st.com (shfdag1node3.st.com [10.75.129.71]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 0697321A20B; Fri, 24 Mar 2023 17:09:27 +0100 (CET) Received: from localhost (10.48.0.175) by SHFDAG1NODE3.st.com (10.75.129.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.17; Fri, 24 Mar 2023 17:09:26 +0100 From: Christophe Kerello To: , , CC: , , , Christophe Kerello Subject: [PATCH] mtd: rawnand: stm32_fmc2: do not support EDO mode Date: Fri, 24 Mar 2023 17:09:18 +0100 Message-ID: <20230324160918.826452-1-christophe.kerello@foss.st.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.48.0.175] X-ClientProxiedBy: EQNCAS1NODE3.st.com (10.75.129.80) To SHFDAG1NODE3.st.com (10.75.129.71) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-24_10,2023-03-24_01,2023-02-09_01 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" FMC2 controller does not support EDO mode (timings mode 4 and 5). Signed-off-by: Christophe Kerello Fixes: 2cd457f328c1 ("mtd: rawnand: stm32_fmc2: add STM32 FMC2 NAND flash c= ontroller driver") --- drivers/mtd/nand/raw/stm32_fmc2_nand.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/= stm32_fmc2_nand.c index 5d627048c420..3abb63d00a0b 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -1531,6 +1531,9 @@ static int stm32_fmc2_nfc_setup_interface(struct nand= _chip *chip, int chipnr, if (IS_ERR(sdrt)) return PTR_ERR(sdrt); =20 + if (sdrt->tRC_min < 30000) + return -EOPNOTSUPP; + if (chipnr =3D=3D NAND_DATA_IFACE_CHECK_ONLY) return 0; =20 --=20 2.25.1