From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752171Ab1BVBWQ (ORCPT ); Mon, 21 Feb 2011 20:22:16 -0500 Received: from sm-d311v.smileserver.ne.jp ([203.211.202.206]:10143 "EHLO sm-d311v.smileserver.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750978Ab1BVBWP (ORCPT ); Mon, 21 Feb 2011 20:22:15 -0500 From: "Tomoya MORINAGA" To: "'David Brownell'" , "'Grant Likely'" , , Cc: , , , , "Toshiharu Okada" Subject: spi_topcliff_pch: reload issue Date: Tue, 22 Feb 2011 10:22:11 +0900 Message-ID: <7FC6F7C4A6284C0FBD95D71D76B7528D@hacdom.okisemi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5994 Thread-Index: AcvSLuuVguqATPrzRRqZBrgAILjPkw== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, issue: after reload the spi module, it can't do SPI communication. We have faced issue when execute the following command. insmod xxx.ko(Then, /dev/spidev0.0 is created with success) rmmod xxx.ko (Then, /dev/spidev0.0 is deleted with success) insmod xxx.ko(Then, /dev/spidev0.0 is created, however, below error message is showed) 0000:02:0c.1: registered master spi0 0000:02:0c.1: chipselect 0 already in use 0000:02:0c.1: can't create new device for spidev Do you have any information about the above ? kernel=2.6.37 on FC14 With Best Regards, ----------------------------------------- Tomoya MORINAGA OKI SEMICONDUCTOR CO., LTD.