Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751931AbbGNGT7 (ORCPT ); Tue, 14 Jul 2015 02:19:59 -0400 Received: from mailgw02.mediatek.com ([218.249.47.111]:40192 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751503AbbGNGT6 (ORCPT ); Tue, 14 Jul 2015 02:19:58 -0400 X-Listener-Flag: 11101 Message-ID: <1436854791.11289.11.camel@mhfsdcap03> Subject: Re: [PATCH v2 1/5] dt-bindings: Add usb3.0 phy binding for MT65xx SoCs From: chunfeng yun To: Sascha Hauer CC: Mathias Nyman , Rob Herring , Mark Rutland , "Matthias Brugger" , Felipe Balbi , , , , Roger Quadros , , Date: Tue, 14 Jul 2015 14:19:51 +0800 In-Reply-To: <20150710051018.GU18700@pengutronix.de> References: <1436348468-4126-1-git-send-email-chunfeng.yun@mediatek.com> <1436348468-4126-2-git-send-email-chunfeng.yun@mediatek.com> <20150710051018.GU18700@pengutronix.de> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit MIME-Version: 1.0 X-MTK: N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2378 Lines: 63 hi, On Fri, 2015-07-10 at 07:10 +0200, Sascha Hauer wrote: > On Wed, Jul 08, 2015 at 05:41:03PM +0800, Chunfeng Yun wrote: > > add a DT binding documentation of usb3.0 phy for MT65xx > > SoCs from Mediatek. > > > > Signed-off-by: Chunfeng Yun > > --- > > .../devicetree/bindings/usb/mt65xx-u3phy.txt | 34 ++++++++++++++++++++++ > > 1 file changed, 34 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/usb/mt65xx-u3phy.txt > > > > diff --git a/Documentation/devicetree/bindings/usb/mt65xx-u3phy.txt b/Documentation/devicetree/bindings/usb/mt65xx-u3phy.txt > > new file mode 100644 > > index 0000000..056b2aa > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/usb/mt65xx-u3phy.txt > > @@ -0,0 +1,34 @@ > > +MT65xx U3PHY > > + > > +The device node for Mediatek SOC usb3.0 phy > > + > > +Required properties: > > + - compatible : Should be "mediatek,mt8173-u3phy" > > + - reg : Offset and length of registers, the first is for mac domain, > > + another for phy domain > > + - power-domains: to enable usb's mtcmos > > + - usb-wakeup-ctrl : to access usb wakeup control register > > + - wakeup-src : 1: ip sleep wakeup mode; 2: line state wakeup mode; others > > + means don't enable wakeup source of usb > > + - u2port-num : number of usb2.0 ports to support which should be 1 or 2 > > + - clocks : must support all clocks that phy need > > + - clock-names: should be "wakeup_deb_p0", "wakeup_deb_p1" for wakeup > > + debounce control clocks, and "u3phya_ref" for u3phya reference clock. > > + > > +Example: > > + > > +u3phy: usb-phy@11271000 { > > + compatible = "mediatek,mt8173-u3phy"; > > + reg = <0 0x11271000 0 0x3000>, > > + <0 0x11280000 0 0x20000>; > > 0x11271000 is the register space the xhci controller takes. You should > not expose the same register space to two different drivers. > usb: usb30@11270000 { compatible = "mediatek,mt8173-xhci"; reg = <0 0x11270000 0 0x1000>; the size of xhci register space is 0x1000, and the range is [0x11270000, 0x11271000 - 1], so the address of 0x11271000 is not included. > Sascha > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/