From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 16 Apr 2025 12:32:48 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1u504W-001QHP-1R for lore@lore.pengutronix.de; Wed, 16 Apr 2025 12:32:48 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1u504V-00022z-TE for lore@pengutronix.de; Wed, 16 Apr 2025 12:32:48 +0200 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:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=fQ9Fn5jWcajeBVND6ifTjrur+0JxOJ8PpOq9YMgsHrw=; b=0WXIua+1Vg6WGV/D0Jj0/EOCZT Doht6HrzCLvpBHdWIM+4y3eFtNwanX+ilZQbTFNZqcx7gS572E3bYUl6cXc3uBnv8CcZQYuVE85tZ HH2F72mhavlsfsnLv8PjlD2DW9G3ji6ucgmmsBtPE5CveCxBPC/gJzMTP6L34jhgaaq7X+8FZ9kff ZYcNdHYuZUqivdl8bJh+5JfQXEUrwReHcQ83ee7opBUgMUiYCeUvcBchVBZqSZs95K1Cv4poTvKwT c5z0NTRHCr6/MjqnKKSg6Yc1nYNYCpX0sIbwm3+qykT9Dv6y8w2SiCBeYTcwSB+QJvPGJ2coENMa4 HNze8t4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u5041-00000009Atp-1XFT; Wed, 16 Apr 2025 10:32:17 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4zB3-00000008zfh-1r4Y for barebox@lists.infradead.org; Wed, 16 Apr 2025 09:35:30 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1u4zB1-0008KG-JI; Wed, 16 Apr 2025 11:35:27 +0200 Received: from dude05.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::54]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1u4zB1-000Ywh-1J; Wed, 16 Apr 2025 11:35:27 +0200 Received: from localhost ([::1] helo=dude05.red.stw.pengutronix.de) by dude05.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1u4zB1-000OPk-10; Wed, 16 Apr 2025 11:35:27 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: ejo@pengutronix.de, Ahmad Fatoum Date: Wed, 16 Apr 2025 11:35:26 +0200 Message-Id: <20250416093526.93723-2-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250416093526.93723-1-a.fatoum@pengutronix.de> References: <20250416093526.93723-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250416_023529_481485_D0AC3CF5 X-CRM114-Status: UNSURE ( 9.36 ) X-CRM114-Notice: Please train this message. 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.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.2 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 autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 2/2] Documentation: devicetree: add of_diff hint for visualizing fixups X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) of_diff - + is a very nifty tool, so make sure to mention it in the documentation. Signed-off-by: Ahmad Fatoum --- Documentation/devicetree/index.rst | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Documentation/devicetree/index.rst b/Documentation/devicetree/index.rst index 2ca8b72be1ac..94e8d04f63c3 100644 --- a/Documentation/devicetree/index.rst +++ b/Documentation/devicetree/index.rst @@ -174,3 +174,12 @@ In the ``chosen``-node, barebox fixes up These values can be read from the booted linux system in ``/proc/device-tree/`` or ``/sys/firmware/devicetree/base``. + +To see a dry run of what barebox would fixup, the ``of_diff`` command can be +used:: + + # Diff before and after applying fixups on barebox DT + of_diff - + + + # Diff kernel device tree before and after fixups + of_diff /mnt/mmc2.0/boot/imx6q-tx6q.dtb + -- 2.39.5