From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [PATCH v3 22/24] C6X: EMIF - External Memory Interface Date: Wed, 28 Sep 2011 16:13:27 +0200 Message-ID: <201109281613.27164.arnd@arndb.de> References: <1317155405-26235-1-git-send-email-msalter@redhat.com> <1317155405-26235-23-git-send-email-msalter@redhat.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Return-path: Received: from moutng.kundenserver.de ([212.227.17.9]:57890 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754577Ab1I1ON3 (ORCPT ); Wed, 28 Sep 2011 10:13:29 -0400 In-Reply-To: <1317155405-26235-23-git-send-email-msalter@redhat.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Mark Salter Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org On Tuesday 27 September 2011, Mark Salter wrote: > Several SoC parts provide a simple bridge to support external memory mapped > devices. This code probes the device tree for an EMIF node and sets up the > bridge registers if such a node is found. Beyond initial set up, there is no > further need to access the bridge control registers. External devices on the > bus are accessed through their MMIO registers using suitable drivers. The > bridge hardware does provide for timeout and other error interrupts, but these > are not yet supported. > > Signed-off-by: Mark Salter Acked-by: Arnd Bergmann