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Tue, 26 May 2020 23:53:46 -0700 (PDT) Date: Wed, 27 May 2020 07:53:44 +0100 From: Lee Jones To: Andy Shevchenko Cc: Michael Walle , Linus Walleij , Bartosz Golaszewski , Rob Herring , Jean Delvare , Guenter Roeck , Thierry Reding , Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= , Wim Van Sebroeck , Shawn Guo , Li Yang , Thomas Gleixner , Jason Cooper , Marc Zyngier , Mark Brown , Greg Kroah-Hartman , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-pwm@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v3 03/16] mfd: mfd-core: match device tree node against reg property Message-ID: <20200527065344.GP3628@dell> References: <20200423174543.17161-1-michael@walle.cc> <20200423174543.17161-4-michael@walle.cc> <67e90dafd67c285158c2c6f67f92edb7@walle.cc> <20200515102848.GH271301@dell> <159e68b4ce53630ef906b2fcbca925bd@walle.cc> <20200526072427.GC3628@dell> <20200526160336.GV1634618@smile.fi.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20200526160336.GV1634618@smile.fi.intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 26 May 2020, Andy Shevchenko wrote: > On Tue, May 26, 2020 at 05:54:38PM +0200, Michael Walle wrote: > > Am 2020-05-26 09:24, schrieb Lee Jones: > > ... > > > Like I said, in the long term I would like to have support for > > different versions of the board management controller > > > without having to change the device tree and have device tree bindings for the > > subdevices at the same time. > > But isn't device tree to describe *very specific platform* rather than *class > of platforms*? Yes. Device Tree describes the hardware. If the hardware changes, so must the Device Tree. -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog