From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Ramuthevar, Vadivel MuruganX" Subject: Re: [PATCH v6 0/2] spi: cadence-quadpsi: Add support for the Cadence QSPI controller Date: Wed, 15 Jan 2020 14:21:10 +0800 Message-ID: <1aa6033a-c9e1-579b-0916-25037c07654d@linux.intel.com> References: <20191230074102.50982-1-vadivel.muruganx.ramuthevar@linux.intel.com> <860aecbc-22d3-c9ce-3570-44115d6e81b2@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Cc: robh+dt@kernel.org, dan.carpenter@oracle.com, cheol.yong.kim@intel.com, qi-ming.wu@intel.com To: Vignesh Raghavendra , broonie@kernel.org, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Return-path: In-Reply-To: <860aecbc-22d3-c9ce-3570-44115d6e81b2@ti.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org Hi, On 15/1/2020 2:13 PM, Vignesh Raghavendra wrote: > Hi, > > On 12/30/2019 1:11 PM, Ramuthevar,Vadivel MuruganX wrote: >> Add support for the Cadence QSPI controller. This controller is >> present in the Intel Lightning Mountain(LGM) SoCs, Altera and TI SoCs. >> This driver has been tested on the Intel LGM SoCs. >> >> This driver does not support generic SPI and also the implementation >> only supports spi-mem interface to replace the existing driver in >> mtd/spi-nor/cadence-quadspi.c, the existing driver only support SPI-NOR >> flash memory. >> > > > I am finally able to get spi-mem based cadence-quaspi driver working on > TI platforms with DMA and DAC mode. I have also incorporated changes to > disable DAC and autopolling for your intel SoC: Thanks! a lot for the confirmation, with your changes it is working on TI platform. > https://github.com/r-vignesh/linux/commits/qspi > > (Top two patches are of interest) > > I have tested both DAC and INDAC mode with s25fl flash and everything > seems to be fine. Could you re test the driver on your SoC? Feel free to > fold it into your series if everything works. sure, I will test on Intel SoC with your changes . Regards Vadivel > Regards > Vignesh > > >