Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933490Ab3DOMj2 (ORCPT ); Mon, 15 Apr 2013 08:39:28 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:55851 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933304Ab3DOMjY (ORCPT ); Mon, 15 Apr 2013 08:39:24 -0400 Message-ID: <516BF4F3.5060904@ti.com> Date: Mon, 15 Apr 2013 15:39:15 +0300 From: Roger Quadros User-Agent: Mozilla/5.0 (X11; Linux i686; rv:16.0) Gecko/20121011 Thunderbird/16.0.1 MIME-Version: 1.0 To: , CC: Roger Quadros , , , , Subject: Re: [PATCH] ARM: dts: omap3-beagle-xm: Add USB Host support for Rev Ax/Bx References: <1366029306-1824-1-git-send-email-rogerq@ti.com> In-Reply-To: <1366029306-1824-1-git-send-email-rogerq@ti.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2087 Lines: 69 On 04/15/2013 03:35 PM, Roger Quadros wrote: > Provide RESET and Power regulators for the USB PHY, > the USB Host port mode and the PHY device. > > Also provide pin multiplexer information for USB host > pins. > > This will not work for Rev Cx boards because of reversed logic > for USB_POWER_Enable. > > CC: Benoît Cousson > Signed-off-by: Roger Quadros > --- > arch/arm/boot/dts/omap3-beagle-xm.dts | 62 +++++++++++++++++++++++++++++++++ > 1 files changed, 62 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts > index 5a31964..d394c51 100644 > --- a/arch/arm/boot/dts/omap3-beagle-xm.dts > +++ b/arch/arm/boot/dts/omap3-beagle-xm.dts > @@ -57,6 +57,60 @@ > ti,mcbsp = <&mcbsp2>; > ti,codec = <&twl_audio>; > }; > + > + /* HS USB Port 2 RESET */ > + hsusb2_reset: hsusb2_reset_reg { > + compatible = "regulator-fixed"; > + regulator-name = "hsusb2_reset"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + gpio = <&gpio5 19 0>; /* gpio_147 */ > + startup-delay-us = <70000>; > + enable-active-high; > + }; > + > + /* HS USB Port 2 Power */ > + hsusb2_power: hsusb2_power_reg { > + compatible = "regulator-fixed"; > + regulator-name = "hsusb2_vbus"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + gpio = <&twl_gpio 18 0>; /* GPIO LEDA */ > + startup-delay-us = <70000>; > + enable-active-high; /* FIXME: active-low for Rev. C */ Benoit & Tony, Any ideas how to tackle the reversed logic for Rev. C boards? > + }; > + > + /* HS USB Host PHY on PORT 2 */ > + hsusb2_phy: hsusb2_phy { > + compatible = "usb-nop-xceiv"; > + reset-supply = <&hsusb2_reset>; > + vcc-supply = <&hsusb2_power>; > + }; > + > +}; cheers, -roger -- 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/