From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1B57B1D1E60; Wed, 2 Oct 2024 21:07:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727903250; cv=none; b=Fbj6ixs1L6g0O1TxDh9UVe1ICw2ypn2/bGCe8yVdtHpGxVm1q2z8/vdO/ImI0/1Z27WYesTXbHu7CB9+u/nzR0U9tzqscLIXopeUH5c0UOjDTineqwEfK9+RCSA09Za/2d76BorK0337x6UvvRvxyh/0h4emJe0ydfeS0O2hTfg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727903250; c=relaxed/simple; bh=QlKXgfdBzCjAMlafbWFDRc/1QG/qB5nvbcq+O867xZY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=vEsOC0OpT56cVpftlGm+wQnpIi80JFknxPVaGN3lQvSMllYYkTpvis7XPwlEkzCNTHJEx3jeJe6SwQ9IkkktY9z+TnyXqDyhe2Glv2l3HhhjEH44Q8kjk1WWlzyzW1tUTeyQUY4Q0vMu0sxisIuMArdnqKsMhFvitwhBQd55B4I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MdspXwWl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MdspXwWl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7BABFC4CEC2; Wed, 2 Oct 2024 21:07:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727903249; bh=QlKXgfdBzCjAMlafbWFDRc/1QG/qB5nvbcq+O867xZY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=MdspXwWlB6+f09ApuSoqDL0TGh5k/C1upAfixu5CMyKZXkjodpKG+YztyrM8FB51Q U6XPxBARwaqpmD1dCz1Pbn9+8mJ6mUdzlpOrIvutVSDeAGLP7/TZ9RY5IwNZ72BswK 6o45z2MKlqjR/idiZe+LDMRtl7kwM5w9RqHQoeyOtEOCcVfnRp/KspgKP9X8S6hvWa pPVruRrg0bA59TcwHFRuD3yFUt5Im/PJf24ApRoxiLR2hKyVRUehnc/ihNJm4yzCkT TDfYjJLhzKPEpUpf4kKysNxfonMjY4HOg/C3yHY0t8f80TySGvo6lTU9GoiIvcXomY 9NYO2RKrdqMxw== Date: Wed, 2 Oct 2024 16:07:28 -0500 From: "Rob Herring (Arm)" To: Christian Marangi Cc: upstream@airoha.com, Mikko Rapeli , linux-kernel@vger.kernel.org, INAGAKI Hiroshi , Ulf Hansson , Dominique Martinet , Riyan Dhiman , Li Lingfeng , Conor Dooley , Jan Kara , Linus Walleij , Jorge Ramirez-Ortiz , linux-block@vger.kernel.org, Jens Wiklander , Li Zhijian , Christophe JAILLET , Jens Axboe , linux-doc@vger.kernel.org, Lorenzo Bianconi , Miquel Raynal , Krzysztof Kozlowski , Ming Lei , Al Viro , Christian Heusel , Jonathan Corbet , linux-mmc@vger.kernel.org, Adrian Hunter , Avri Altman , devicetree@vger.kernel.org, Daniel Golle , Christian Brauner Subject: Re: [PATCH v5 6/6] dt-bindings: mmc: Document support for partition table in mmc-card Message-ID: <172790324832.1315949.14972458101989474417.robh@kernel.org> References: <20241001221931.9309-1-ansuelsmth@gmail.com> <20241001221931.9309-7-ansuelsmth@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241001221931.9309-7-ansuelsmth@gmail.com> On Wed, 02 Oct 2024 00:18:58 +0200, Christian Marangi wrote: > Document support for defining a partition table in the mmc-card node. > > This is needed if the eMMC doesn't have a partition table written and > the bootloader of the device load data by using absolute offset of the > block device. This is common on embedded device that have eMMC installed > to save space and have non removable block devices. > > If an OF partition table is detected, any partition table written in the > eMMC will be ignored and won't be parsed. > > eMMC provide a generic disk for user data and if supported (JEDEC 4.4+) > also provide two additional disk ("boot1" and "boot2") for special usage > of boot operation where normally is stored the bootloader or boot info. > New JEDEC version also supports up to 4 GP partition for other usage > called "gp1", "gp2", "gp3", "gp4". > > Signed-off-by: Christian Marangi > --- > .../devicetree/bindings/mmc/mmc-card.yaml | 52 +++++++++++++++++++ > 1 file changed, 52 insertions(+) > Reviewed-by: Rob Herring (Arm)