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[209.132.180.67]) by mx.google.com with ESMTP id x2si11506893otk.29.2020.02.04.20.09.11; Tue, 04 Feb 2020 20:09:24 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=exxoYmLn; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727892AbgBEEIU (ORCPT + 99 others); Tue, 4 Feb 2020 23:08:20 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:36570 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727832AbgBEEIT (ORCPT ); Tue, 4 Feb 2020 23:08:19 -0500 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 01547abQ083641; Tue, 4 Feb 2020 22:07:36 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1580875656; bh=CAV1QR8slHije4jUH3qk7JjiH6cRqY6xGNy7DYePN78=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=exxoYmLnAqlMeO2ENd1TcPHzdytE7GInT8mptXJXaRVWFZ5AhYTkJg/ImLeksCuik DT18+jmJEStTV0Wjym+VR2X35a+yIdkC19WEiGMoa0487VtVpYgwAfdJ+E6Vb+OPdk t2JLIeJOJWORUr4+4q0uciX2Dl4mkyLE58/ryx9k= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id 01547aSb127351; Tue, 4 Feb 2020 22:07:36 -0600 Received: from DFLE112.ent.ti.com (10.64.6.33) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Tue, 4 Feb 2020 22:07:36 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Tue, 4 Feb 2020 22:07:36 -0600 Received: from [172.24.145.136] (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 01547WAK040074; Tue, 4 Feb 2020 22:07:33 -0600 Subject: Re: [PATCH v8 2/2] spi: cadence-quadpsi: Add support for the Cadence QSPI controller To: Dinh Nguyen , "Ramuthevar, Vadivel MuruganX" , Simon Goldschmidt , Tien-Fong Chee , Marek Vasut CC: Mark Brown , , linux-kernel , Rob Herring , , , References: <20200129072455.35807-1-vadivel.muruganx.ramuthevar@linux.intel.com> <20200129072455.35807-3-vadivel.muruganx.ramuthevar@linux.intel.com> <0f079cf6-c146-8941-5bdd-f978ff3455ab@linux.intel.com> From: Vignesh Raghavendra Message-ID: <9fc3e36d-18c2-c5fb-2fed-7ffcef817692@ti.com> Date: Wed, 5 Feb 2020 09:38:11 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Dinh, On 04/02/20 9:27 pm, Dinh Nguyen wrote: [...] >>>> Already I checked that Graham Moore >>>> who has submitted the existing driver patches to upstream, >>>> His mail-id is bouncing back, then I decided that you are the right >>>> person to ask, could you please add them in loop if you know the team >>>> (socfpga platform engineers). > > Thanks for including Graham, but he's moved on to a different career > that no longer includes Linux. > >>> OK, done that. I mainly know them from U-Boot development, so I'm not >>> sure >>> who's responsible for the Linux drivers... >> Thank you for adding the team and respective members, let's see. >> > > I don't have the original patch series, but will monitor going forward. > As long as the new driver does not break legacy SoCFPGA products that > use the cadence-quadspi driver then it should be ok. > The legacy driver under drivers/mtd/spi-nor will be removed as we cannot support both SPI NOR and SPI NAND with single driver if its under spi-nor. New driver should be functionally equivalent to existing one. So I suggest you test this driver on legcay SoCFPGA products. -- Regards Vignesh