From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v2 03/13] mmc: dt-bindings: make compatible explicit Date: Fri, 13 Oct 2017 15:14:12 -0500 Message-ID: <20171013201412.ces7ttqfwfuj4mnn@rob-hp-laptop> References: <1507548926-9555-1-git-send-email-chaotian.jing@mediatek.com> <1507548926-9555-4-git-send-email-chaotian.jing@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1507548926-9555-4-git-send-email-chaotian.jing@mediatek.com> Sender: linux-mmc-owner@vger.kernel.org To: Chaotian Jing Cc: Ulf Hansson , Mark Rutland , Matthias Brugger , Catalin Marinas , Will Deacon , yong mao , Linus Walleij , Javier Martinez Canillas , Heiner Kallweit , Phong LE , linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, srv_heupstream@mediatek.com List-Id: devicetree@vger.kernel.org On Mon, Oct 09, 2017 at 07:35:16PM +0800, Chaotian Jing wrote: > the driver has updated to have an explicit compatible, so update > binding file according to the driver change. Normally, that's not a reason for a binding change. An old kernel without the driver change is still valid. > > Signed-off-by: Chaotian Jing > --- > Documentation/devicetree/bindings/mmc/mtk-sd.txt | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt > index 3e0a97c..2bb585b 100644 > --- a/Documentation/devicetree/bindings/mmc/mtk-sd.txt > +++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt > @@ -8,8 +8,8 @@ and the properties used by the msdc driver. > > Required properties: > - compatible: value should be either of the following. > - "mediatek,mt8173-mmc","mediatek,mt8135-mmc": for mmc host ip compatible with mt8135 Except this one didn't really make sense. "mediatek,mt8135-mmc" should be the most specific compatible on a MT8135. > - "mediatek,mt8173-mmc","mediatek,mt8135-mmc": for mmc host ip compatible with mt8173 Why is the version in MT8173 no longer compatible with a driver that supports "mediatek,mt8135-mmc"? Your commit msg needs to answer that question. > + "mediatek,mt8135-mmc": for mmc host ip compatible with mt8135 > + "mediatek,mt8173-mmc": for mmc host ip compatible with mt8173 > "mediatek,mt2701-mmc": for mmc host ip compatible with mt2701 > "mediatek,mt2712-mmc": for mmc host ip compatible with mt2712 > - reg: physical base address of the controller and length > -- > 1.8.1.1.dirty >