From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felipe Balbi Subject: Re: [RFC PATCH 0/9] MIPI HSI device support for OMAP platforms Date: Fri, 30 Oct 2009 14:57:50 +0200 Message-ID: <20091030125750.GL31472@nokia.com> References: <1256896808-20152-1-git-send-email-s-jan@ti.com> Reply-To: felipe.balbi@nokia.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from smtp.nokia.com ([192.100.122.233]:58551 "EHLO mgw-mx06.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757183AbZJ3M6P (ORCPT ); Fri, 30 Oct 2009 08:58:15 -0400 Content-Disposition: inline In-Reply-To: <1256896808-20152-1-git-send-email-s-jan@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: ext Sebastien Jan Cc: "linux-omap@vger.kernel.org" On Fri, Oct 30, 2009 at 10:59:59AM +0100, ext Sebastien Jan wrote: > This is an RFC for a series of patch to add the support of MIPI HSI and SSI > devices to OMAP platforms. > The patch includes the HSI device driver and the device files for MIPI HSI and > SSI. > > The driver is made of 2 distinct modules: > - omap_hsi: is the Low-Level Driver (or hardware driver). It provides a > kernel functional interface, to be used by other kernel modules and > abstracts the HW. > This part of the patch is based on Nokia SSI driver, already submitted as > RFC by Carlos Chinea [1]. > - hsi-char: is a char device driver proposing a user-space interface for > using the HSI and relies on omap_hsi. > This part of the patch is based on a development from Andras Domokos. > The intent is to propose a single HSI driver that can support MIPI HSI 1.1 as > well as previous implementations (SSI) for OMAP platforms (OMAP3 / OMAP4). > > The driver core functionalities are there and ready for review. The following > updates will come in the following weeks / months: > - Clocks and Power Management support for OMAP4 platform (HSI device file) > - HSI-char interface documentation > > Validation: The driver is validated on 3430 SDP (with a HW loopback on the SSI > device), and is being validated on 4430 Virtio platform (MIPI HSI device). > > [1] http://lwn.net/Articles/301918/ pass all your drivers on checkpatch.pl --strict and to sparse as well. -- balbi