From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Andrzej Siewior Subject: Re: [PATCH v2 1/4] usb: phy: phy-omap-control: Add API to power and wakeup Date: Tue, 30 Jul 2013 09:35:47 +0200 Message-ID: <51F76CD3.8080801@linutronix.de> References: <1374237277-17769-1-git-send-email-george.cherian@ti.com> <1374237277-17769-2-git-send-email-george.cherian@ti.com> <20130729142517.GA827@linutronix.de> <51F746BA.9010408@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <51F746BA.9010408@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: George Cherian Cc: linux-usb@vger.kernel.org, balbi@ti.com, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org, linux-omap@vger.kernel.org, kishon@ti.com List-Id: linux-omap@vger.kernel.org On 07/30/2013 06:53 AM, George Cherian wrote: > Control module have 2 separate registers for phy on/off per instance > (offset 0x620 and 0x628), where as > wkup_ctrl is a shared control module register (offset 0x648). Currently > the control module driver maps > memory from 0x620 till beyond 0x648 and uses the same mapping for > writing to wkup_reg. This I know about. My question is where do you remap this memory. You have to put the memory address somewhere. Sebastian