From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v3 1/2] dt-bindings: i3c: Document MediaTek I3C master bindings Date: Wed, 24 Jul 2019 14:21:19 -0600 Message-ID: <20190724202119.GA26566@bogus> References: <1562677762-24067-1-git-send-email-qii.wang@mediatek.com> <1562677762-24067-2-git-send-email-qii.wang@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1562677762-24067-2-git-send-email-qii.wang@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Qii Wang Cc: bbrezillon@kernel.org, matthias.bgg@gmail.com, mark.rutland@arm.com, linux-i3c@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com, leilk.liu@mediatek.com, liguo.zhang@mediatek.com, xinping.qian@mediatek.com List-Id: devicetree@vger.kernel.org On Tue, Jul 09, 2019 at 09:09:21PM +0800, Qii Wang wrote: > Document MediaTek I3C master DT bindings. > > Signed-off-by: Qii Wang > --- > .../devicetree/bindings/i3c/mtk,i3c-master.txt | 48 ++++++++++++++++++++ > 1 file changed, 48 insertions(+) > create mode 100644 Documentation/devicetree/bindings/i3c/mtk,i3c-master.txt > > diff --git a/Documentation/devicetree/bindings/i3c/mtk,i3c-master.txt b/Documentation/devicetree/bindings/i3c/mtk,i3c-master.txt > new file mode 100644 > index 0000000..d32eda6 > --- /dev/null > +++ b/Documentation/devicetree/bindings/i3c/mtk,i3c-master.txt > @@ -0,0 +1,48 @@ > +Bindings for MediaTek I3C master block > +===================================== > + > +Required properties: > +-------------------- > +- compatible: shall be "mediatek,i3c-master" Needs to be SoC specific. > +- reg: physical base address of the controller and apdma base, length of > + memory mapped region. > +- reg-names: shall be "main" for master controller and "dma" for apdma. > +- interrupts: the interrupt line connected to this I3C master. > +- clocks: shall reference the i3c and apdma clocks. > +- clock-names: shall include "main" and "dma". > + > +Mandatory properties defined by the generic binding (see > +Documentation/devicetree/bindings/i3c/i3c.txt for more details): > + > +- #address-cells: shall be set to 3 > +- #size-cells: shall be set to 0 > + > +Optional properties defined by the generic binding (see > +Documentation/devicetree/bindings/i3c/i3c.txt for more details): > + > +- i2c-scl-hz > +- i3c-scl-hz > + > +I3C device connected on the bus follow the generic description (see > +Documentation/devicetree/bindings/i3c/i3c.txt for more details). > + > +Example: > + > + i3c0: i3c@1100d000 { > + compatible = "mediatek,i3c-master"; > + reg = <0x1100d000 0x1000>, > + <0x11000300 0x80>; > + reg-names = "main", "dma"; > + interrupts = ; > + clocks = <&infracfg CLK_INFRA_I3C0>, > + <&infracfg CLK_INFRA_AP_DMA>; > + clock-names = "main", "dma"; > + #address-cells = <3>; > + #size-cells = <0>; > + i2c-scl-hz = <100000>; > + > + nunchuk: nunchuk@52 { > + compatible = "nintendo,nunchuk"; > + reg = <0x52 0x0 0x10>; > + }; > + }; > -- > 1.7.9.5 >