From mboxrd@z Thu Jan 1 00:00:00 1970 From: Faiz Abbas Subject: Re: [PATCH v2 0/8] Port am335 and am437 devices to sdhci-omap Date: Mon, 18 Feb 2019 19:19:13 +0530 Message-ID: <0c3b5570-c5ec-46c8-2548-8049100661d3@ti.com> References: <20190215192033.24203-1-faiz_abbas@ti.com> <20190215200244.GA15711@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190215200244.GA15711@atomide.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Tony Lindgren Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-mmc@vger.kernel.org, linux-omap@vger.kernel.org, ulf.hansson@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, adrian.hunter@intel.com, kishon@ti.com, zhang.chunyan@linaro.org List-Id: devicetree@vger.kernel.org Hi Tony, On 16/02/19 1:32 AM, Tony Lindgren wrote: > * Faiz Abbas [190215 19:17]: >> The following add driver patches for porting TI's am335x and am437x >> devices to the sdhci-omap driver. >> >> This involves adding external DMA support to sdhci (first 3 patches from >> Chunyan) plus some miscellaneous patches to take care of deviations of >> the controllers from the sdhci model. > > Good to see this happening :) > > I think am437x should have also the ADMA as it's mostly > omap4 based? See the old omap4 ADMA series at [0] below. > > Are you seeing any improvment in SDIO card read/write speeds > between external DMA and ADM BTW am437 is using dmaengine even in the old omap_hsmmc driver. I haven't tried to enable ADMA in am437x. Thanks, Faiz