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[2620:137:e000::1:20]) by mx.google.com with ESMTP id 81-20020a630254000000b0046aabd03ce5si1893188pgc.796.2022.10.25.01.01.11; Tue, 25 Oct 2022 01:01:27 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231648AbiJYHZL (ORCPT + 99 others); Tue, 25 Oct 2022 03:25:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50492 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231686AbiJYHZI (ORCPT ); Tue, 25 Oct 2022 03:25:08 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A01A3BBE3E for ; Tue, 25 Oct 2022 00:25:07 -0700 (PDT) Received: from gallifrey.ext.pengutronix.de ([2001:67c:670:201:5054:ff:fe8d:eefb] helo=bjornoya.blackshift.org) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1onEIr-0006qd-Cw; Tue, 25 Oct 2022 09:24:49 +0200 Received: from pengutronix.de (unknown [IPv6:2a01:4f8:1c1c:29e9:22:41ff:fe00:1400]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) (Authenticated sender: mkl-all@blackshift.org) by smtp.blackshift.org (Postfix) with ESMTPSA id 3196E10928E; Tue, 25 Oct 2022 07:24:43 +0000 (UTC) Date: Tue, 25 Oct 2022 09:24:41 +0200 From: Marc Kleine-Budde To: Vivek Yadav Cc: rcsekar@samsung.com, wg@grandegger.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, pankaj.dubey@samsung.com, ravi.patel@samsung.com, alim.akhtar@samsung.com, linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/7] dt-bindings: can: mcan: Add ECC functionality to message ram Message-ID: <20221025072441.2ag7lce6otf6iqgh@pengutronix.de> References: <20221021095833.62406-1-vivek.2311@samsung.com> <20221021095833.62406-3-vivek.2311@samsung.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="cqd4rpcgmhoe7alu" Content-Disposition: inline In-Reply-To: <20221021095833.62406-3-vivek.2311@samsung.com> X-SA-Exim-Connect-IP: 2001:67c:670:201:5054:ff:fe8d:eefb X-SA-Exim-Mail-From: mkl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --cqd4rpcgmhoe7alu Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 21.10.2022 15:28:28, Vivek Yadav wrote: > Whenever the data is transferred or stored on message ram, there are > inherent risks of it being lost or corruption known as single-bit errors. >=20 > ECC constantly scans data as it is processed to the message ram, using a > method known as parity checking and raise the error signals for corruptio= n. >=20 > Add error correction code config property to enable/disable the > error correction code (ECC) functionality for Message RAM used to create > valid ECC checksums. >=20 > Signed-off-by: Chandrasekar R > Signed-off-by: Vivek Yadav Can you please add an example to the yaml that makes use of the mram-ecc-cfg property? regards, Marc --=20 Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | --cqd4rpcgmhoe7alu Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEBsvAIBsPu6mG7thcrX5LkNig010FAmNXjzYACgkQrX5LkNig 010kgwgAsg5YMPXId/SwZXkoLXsOCA+ZmYo/8K9++Yo/BrjnTGfbBN6BhDi0PQcy 2O7nab0pEAD1/w8pGhu3k04M1GS/Q/ytLuoqI6UUByQhtS/54ttzk8FRiz2VEImH UoBQ/cUeKBJYye4SfkcDvCIM98uATFmHTGSdfaS9hyLbJ4y8/02NfWk7MfyXLAIR aC6/N/NDeGwhSYD6dOGnFJHSm2g3+6REkGDG728qIHPCpq4apmjIqntXYzaRMYLE 2sdfnIgMg4Opeazp95vlMJof7spsArZCJRdXeLPGfiHOx0yBt/PPToPY3p3rlxU6 2i+iKFwIaz85GQLMhucamxjsfQFyoA== =h9JL -----END PGP SIGNATURE----- --cqd4rpcgmhoe7alu--