Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753156Ab2H3ORG (ORCPT ); Thu, 30 Aug 2012 10:17:06 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:44641 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752671Ab2H3ORF (ORCPT ); Thu, 30 Aug 2012 10:17:05 -0400 Message-ID: <503F75C0.1050507@ti.com> Date: Thu, 30 Aug 2012 19:46:32 +0530 From: Sekhar Nori User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:14.0) Gecko/20120713 Thunderbird/14.0 MIME-Version: 1.0 To: Matt Porter CC: , , , Linux Kernel Mailing List , Linux ARM Kernel List , Linux MMC List , Linux SPI Devel List , Linux DaVinci Kernel List Subject: Re: [PATCH v3 3/3] spi: spi-davinci: convert to DMA engine API References: <1345684176-21472-1-git-send-email-mporter@ti.com> <1345684176-21472-4-git-send-email-mporter@ti.com> In-Reply-To: <1345684176-21472-4-git-send-email-mporter@ti.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1429 Lines: 34 Hi Matt, On 8/23/2012 6:39 AM, Matt Porter wrote: > Removes use of the DaVinci EDMA private DMA API and replaces > it with use of the DMA engine API. > > Signed-off-by: Matt Porter I tried testing this patch on my OMAP-L138 EVM, but SPI fails to initialize after applying the patch. root@arago:~# dmesg | grep -i spi spi_davinci spi_davinci.1: request RX DMA channel failed without these 3 patches, SPI flash is detected fine (same kernel configuration): root@arago:~# dmesg | grep spi spi_davinci spi_davinci.1: DMA: supported spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0 spi_davinci spi_davinci.1: master is unqueued, this is deprecated m25p80 spi1.0: m25p64 (8192 Kbytes) spi_davinci spi_davinci.1: Controller at 0xfef0e000 Any idea what could be wrong? This is v3.6-rc3 kernel. I can provide full bootlogs or any other debug information if that helps. Thanks, Sekhar -- 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/