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[93.93.131.118]) by smtp.gmail.com with ESMTPSA id u84sm305253wmg.10.2020.01.20.10.18.02 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 20 Jan 2020 10:18:02 -0800 (PST) Received: from bsmtp by cheddar.halon.org.uk with local-bsmtp (Exim 4.89) (envelope-from ) id 1itbcg-0002Fz-0e; Mon, 20 Jan 2020 18:18:02 +0000 Received: from stemci01 by c30-smcintyre.einval.org with local (Exim 4.92) (envelope-from ) id 1itbbu-0000zW-8O; Mon, 20 Jan 2020 18:17:14 +0000 Date: Mon, 20 Jan 2020 18:17:14 +0000 From: Steve McIntyre To: Rob Herring Cc: David Gibson , Alexandre Torgue , Frank Rowand , Masahiro Yamada , Michal Marek , Simon Glass , devicetree@vger.kernel.org, "linux-kernel@vger.kernel.org" , Linux Kbuild mailing list , Devicetree Compiler Subject: Re: [RFC PATCH 1/3] dtc: Add dtb build information option Message-ID: <20200120181708.GN3697@linaro.org> References: <20200113181625.3130-1-alexandre.torgue@st.com> <20200113181625.3130-2-alexandre.torgue@st.com> <20200116005741.GB54439@umbus> <20200117090937.GU54439@umbus> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-attached: none User-Agent: Mutt/1.10.1 (2018-07-13) X-wibble: sender_address steve.mcintyre@linaro.org Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jan 17, 2020 at 08:43:23AM -0600, Rob Herring wrote: >On Fri, Jan 17, 2020 at 6:26 AM David Gibson > wrote: ... >> What might be better would be to have a dtc option which force appends >> an extra .dts to the mail .dts compiled. You can then put an overlay >> template in that file, something like: >> >> &{/} { >> linux,build-info = /incbin/ "build-info.txt; >> } > >I like this suggestion either as an include another dts file or an >overlay. The latter could be useful as a way to maintain current dtb >files while splitting the source files into base and overlay dts >files. ACK, that sounds like it could be helpful. >But no, let's not prepend this with 'linux'. It's not a property >specific for Linux to consume. Right. We might be seeing the data coming through from U-Boot (or any other random bootloader) too. Cheers, -- Steve McIntyre steve.mcintyre@linaro.org Linaro.org | Open source software for ARM SoCs