From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yong Wu Subject: Re: [PATCH v2 2/6] dt-bindings: mediatek: Add smi dts binding Date: Fri, 15 May 2015 18:02:17 +0800 Message-ID: <1431684137.4799.4.camel@mhfsdcap03> References: <1431683009-18158-1-git-send-email-yong.wu@mediatek.com> <1431683009-18158-3-git-send-email-yong.wu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1431683009-18158-3-git-send-email-yong.wu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Rob Herring , Matthias Brugger , Joerg Roedel Cc: Robin Murphy , Will Deacon , Daniel Kurtz , Tomasz Figa , Lucas Stach , Mark Rutland , Catalin Marinas , linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Sasha Hauer , srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, pebolle-IWqWACnzNjzz+pZb47iToQ@public.gmane.org, arnd-r2nGTMty4D4@public.gmane.org, mitchelh-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, k.zhang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, youhua.li-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org List-Id: devicetree@vger.kernel.org On Fri, 2015-05-15 at 17:43 +0800, Yong Wu wrote: > This patch add smi binding document. > > Signed-off-by: Yong Wu > --- > .../bindings/soc/mediatek/mediatek,smi-larb.txt | 24 ++++++++++++++++++++++ > .../bindings/soc/mediatek/mediatek,smi.txt | 22 ++++++++++++++++++++ > 2 files changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt > create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt > > diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt > new file mode 100644 > index 0000000..c06c5b6 > --- /dev/null > +++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi-larb.txt > @@ -0,0 +1,24 @@ > +SMI(Smart Multimedia Interface) Local Arbiter > + > +The hardware block diagram please check bindings/iommu/mediatek,iommu.txt > + > +Required properties: > +- compatible : must be "mediatek,mt8173-smi-larb" > +- reg : the register and size of each local arbiter. > +- smi : must be "&smi_common". Refer to bindings/soc/mediatek,smi.txt. > +- clocks : must contain one entry for each clock-names. > + There are 2 clockes: > + APB clock : Advanced Peripheral Bus clock, It's the clock for setting > + the register. > + SMI clock : It's the clock for transfer data and command. > +- clock-name: must be "apb" and "smi". Sorry, Here should be clock-names. I will fix the next version. > + > +Example: > + larb0:larb@14021000 { > + compatible = "mediatek,mt8173-smi-larb"; > + reg = <0 0x14021000 0 0x1000>; > + smi = <&smi_common>; > + clocks = <&mmsys MM_SMI_LARB0>, > + <&mmsys MM_SMI_LARB0>; > + clock-names = "apb", "smi"; > + }; > diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt > new file mode 100644 > index 0000000..c2389b4 > --- /dev/null > +++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,smi.txt > @@ -0,0 +1,22 @@ > +SMI(Smart Multimedia Interface) > + > +The hardware block diagram please check bindings/iommu/mediatek,iommu.txt > + > +Required properties: > +- compatible : must be "mediatek,mt8173-smi" > +- reg : the register and size of the smi. > +- clocks : must contain one entry for each clock-names. > + There are 2 clockes: > + APB clock : Advanced Peripheral Bus clock, It's the clock for setting > + the register. > + SMI clock : It's the clock for transfer data and command. > +- clock-name: must be "apb" and "smi". the same. should be clock-names. > + > +Example: > + smi_common:smi@14022000 { > + compatible = "mediatek,mt8173-smi"; > + reg = <0 0x14022000 0 0x1000>; > + clocks = <&mmsys MM_SMI_COMMON>, > + <&mmsys MM_SMI_COMMON>; > + clock-names = "apb", "smi"; > + }; -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html