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[193.12.47.89]) by smtp.gmail.com with ESMTPSA id w5sm1704808ljm.55.2022.01.18.13.51.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Jan 2022 13:51:09 -0800 (PST) From: Tobias Waldekranz To: davem@davemloft.net, kuba@kernel.org Cc: netdev@vger.kernel.org, Andrew Lunn , Madalin Bucur , Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 net 2/4] dt-bindings: net: Document fsl,erratum-a009885 Date: Tue, 18 Jan 2022 22:50:51 +0100 Message-Id: <20220118215054.2629314-3-tobias@waldekranz.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220118215054.2629314-1-tobias@waldekranz.com> References: <20220118215054.2629314-1-tobias@waldekranz.com> MIME-Version: 1.0 Organization: Westermo Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Update FMan binding documentation with the newly added workaround for erratum A-009885. Signed-off-by: Tobias Waldekranz Reviewed-by: Andrew Lunn --- Documentation/devicetree/bindings/net/fsl-fman.txt | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/bindings/net/fsl-fman.txt b/Documentation/devicetree/bindings/net/fsl-fman.txt index c00fb0d22c7b..020337f3c05f 100644 --- a/Documentation/devicetree/bindings/net/fsl-fman.txt +++ b/Documentation/devicetree/bindings/net/fsl-fman.txt @@ -410,6 +410,15 @@ PROPERTIES The settings and programming routines for internal/external MDIO are different. Must be included for internal MDIO. +- fsl,erratum-a009885 + Usage: optional + Value type: + Definition: Indicates the presence of the A009885 + erratum describing that the contents of MDIO_DATA may + become corrupt unless it is read within 16 MDC cycles + of MDIO_CFG[BSY] being cleared, when performing an + MDIO read operation. + - fsl,erratum-a011043 Usage: optional Value type: From patchwork Tue Jan 18 21:50:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tobias Waldekranz X-Patchwork-Id: 533365 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 44BF1C4332F for ; Tue, 18 Jan 2022 21:51:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349702AbiARVvO (ORCPT ); Tue, 18 Jan 2022 16:51:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46322 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349667AbiARVvM (ORCPT ); Tue, 18 Jan 2022 16:51:12 -0500 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 01EDEC061747 for ; Tue, 18 Jan 2022 13:51:12 -0800 (PST) Received: by mail-lf1-x130.google.com with SMTP id p27so1011540lfa.1 for ; Tue, 18 Jan 2022 13:51:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=waldekranz-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:organization:content-transfer-encoding; bh=Fh88UieW6M3tWsjtjC/VnGD/KSjEuK5OFMLJWUnuCow=; b=dxSQq+S4FDQSUQHu6og87yfSFEKZ7VwwgvfVP0ypGeLxAWpyg6p84iP92YGMNP3PbB RNtvkOFn5BYHTjAGLoLMBYk3RTL+qJSWtnEHNQFeXnwQvKFk86F8Opbk9G0UQLy2fIoA bPUCNja0E7VUKDij25LC6ZaxL0oEZKhq5AkQMaCB6pXwv3kh8bza+q+EDV1auYPY+8Uk VL5RtYkp7L5SYJrr6pwHvIvdBw/07aMvd7pCLyyaWHJMCTh/qLr0qOhedf+tiPx3gral TdFIMrs4KzEVqcvsiEIZSzoXnG0CV/TzKz/DAiI7a/BzxLMe2xBtxfjsva++gKE0GiQT aWWg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:organization:content-transfer-encoding; bh=Fh88UieW6M3tWsjtjC/VnGD/KSjEuK5OFMLJWUnuCow=; b=BNkoRCDvhT2IvxvOlUAlqFWxWMsUboXw9zKEfU8gg6BeKWRMiPbYtIs0kvRvDhRDQT IC60cnPgWpUUI5HqTUA6U0lkRL3FIpH3Zz4q67ndB4KcqXKKcWLLhG4eg3SoEEtt2ykd RE4ANHzJJ9wErseQ15NiqF3XMbydUBG6hTjEOgnNYu8Wwu0sEVLWlI3LZbnnnsMVQCVc WVM7gQwLNOu64CjWKybSz1v++GzqzPgWnAsPcHmnZSn8dfj5ob3HbJbHyFANf2q3f7f3 1xpPJs2tN+7vwVs1vG1UnRbPRyPCLsDKxxnxLJ0Gmp8mQ+xVd6WxuC/8oa1mwG2GRACu od9A== X-Gm-Message-State: AOAM532hfEsaxYdFw5WvomR1dW+QtQMWxMfjrwmUxE7iqS8RDptUpcFi Xnj8e5dgHJbLFVo0KezBO6bmIw== X-Google-Smtp-Source: ABdhPJxYJU4hIMsPmX47okJRLdOdBxNXXO11G7oGsTPSSdPTN2zTc/EXE0bTmhvpGf1opGlzns8huA== X-Received: by 2002:a2e:144f:: with SMTP id 15mr21537821lju.326.1642542670287; Tue, 18 Jan 2022 13:51:10 -0800 (PST) Received: from veiron.westermo.com (static-193-12-47-89.cust.tele2.se. [193.12.47.89]) by smtp.gmail.com with ESMTPSA id w5sm1704808ljm.55.2022.01.18.13.51.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Jan 2022 13:51:09 -0800 (PST) From: Tobias Waldekranz To: davem@davemloft.net, kuba@kernel.org Cc: netdev@vger.kernel.org, Rob Herring , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Shruti Kanetkar , Igal Liberman , Emil Medve , Scott Wood , devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 net 3/4] powerpc/fsl/dts: Enable WA for erratum A-009885 on fman3l MDIO buses Date: Tue, 18 Jan 2022 22:50:52 +0100 Message-Id: <20220118215054.2629314-4-tobias@waldekranz.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220118215054.2629314-1-tobias@waldekranz.com> References: <20220118215054.2629314-1-tobias@waldekranz.com> MIME-Version: 1.0 Organization: Westermo Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This block is used in (at least) T1024 and T1040, including their variants like T1023 etc. Fixes: d55ad2967d89 ("powerpc/mpc85xx: Create dts components for the FSL QorIQ DPAA FMan") Signed-off-by: Tobias Waldekranz --- arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi index c90702b04a53..48e5cd61599c 100644 --- a/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi +++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3l-0.dtsi @@ -79,6 +79,7 @@ mdio0: mdio@fc000 { #size-cells = <0>; compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; reg = <0xfc000 0x1000>; + fsl,erratum-a009885; }; xmdio0: mdio@fd000 { @@ -86,6 +87,7 @@ xmdio0: mdio@fd000 { #size-cells = <0>; compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; reg = <0xfd000 0x1000>; + fsl,erratum-a009885; }; };