From mboxrd@z Thu Jan 1 00:00:00 1970 From: Miquel Raynal Date: Wed, 8 Aug 2018 11:17:49 +0200 Subject: [U-Boot] [PATCH v6 00/27] SPI-NAND support In-Reply-To: References: <20180801081848.19398-1-miquel.raynal@bootlin.com> <20180803102711.35fabac2@xps13> <20180804092305.6fdc0ed0@xps13> Message-ID: <20180808111749.721355f0@xps13> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit To: u-boot@lists.denx.de Hi Daniel, Daniel Schwierzeck wrote on Tue, 7 Aug 2018 16:39:34 +0200: > 2018-08-04 9:23 GMT+02:00 Miquel Raynal : > > Hi Jagan, > > > > Jagan Teki wrote on Fri, 3 Aug 2018 > > 17:38:33 +0530: > > > >> On Fri, Aug 3, 2018 at 3:20 PM, Jagan Teki wrote: > >> > On Fri, Aug 3, 2018 at 1:57 PM, Miquel Raynal wrote: > >> >> Hi Jagan, Tom, > >> >> > >> >> Miquel Raynal wrote on Wed, 1 Aug 2018 > >> >> 10:18:21 +0200: > >> >> > >> >>> During the last months, Boris Brezillon shared his work to support > >> >>> serial flashes within Linux. First, he delivered (and merged) a new > >> >>> layer called spi-mem. He also initiated in Linux MTD subsystem the move > >> >>> of all 'raw' NAND related code to a raw/ subdirectory, adding at the > >> >>> same time a NAND core that would be shared with all NAND devices. Then, > >> >>> he contributed a generic SPI-NAND driver, making use of this NAND core, > >> >>> as well as some vendor code to drive a few chips. > >> >>> > >> >>> On top of this work, I added an 'mtd' U-Boot command to handle all sort > >> >>> of MTD devices. This should become the default command instead of having > >> >>> one per flash flavor ('sf', 'nand', 'spi-nand' ?). > >> >>> > >> >>> The series has been tested on an Ocelot board PCB123 (VSC7514), > >> >>> featuring a Macronix SPI NAND chip. > >> >>> > >> >>> TL;DR: the series contains: > >> >>> - A few patches from Linux to resynchronize some areas of the MTD layer. > >> >>> - Various fixes and re-organization of the MTD subsystem. > >> >>> - The introduction of the SPI-mem interface. > >> >>> - The addition of the generic SPI-NAND driver (and its bindings). > >> >>> - Several SPI NAND chip drivers (Macronix, Micron, Winbond). > >> >>> - A new 'mtd' command. > >> >>> - Support for spi-nand devices in mtdparts. > >> >>> > >> >>> To test your SPI-NAND device with U-Boot simply follow these lines: > >> >>> > >> >>> > setenv mtdparts mtdparts=spi-nand0:1m(foo),-(bar) > >> >>> > setenv mtdids spi-nand0=spi-nand0 > >> >>> > mtdparts # show the spi-nand device partitions > >> >>> > ubi part bar # create a static UBI volume in the bar partition > >> >>> > >> >>> Thanks, > >> >>> Miquèl > >> >>> > >> >>> Changes since v5: > >> >>> ----------------- > >> >>> * Included Boris fixup about the build issues. > >> >>> * Added Rb/Ab tags from Jagan on patchs 20/21. > >> >> > >> >> I can't see a pull request flow on U-Boot ML, I suppose you use a > >> >> different mean for that purpose. > >> >> > >> >> Jagan, is this version OK? Is it part of your PR? > >> > > >> > Travis is going on [1], will send PR once all fine. > >> > > >> > [1] https://travis-ci.org/openedev/u-boot-amarula/builds/411596788 > >> > >> There are some build issues, not quite sure whether it relates. please > >> look into it. > > > > Thanks for the reports. > > > >> > >> [2] https://travis-ci.org/openedev/u-boot-amarula/jobs/411596814 > >> [3] https://travis-ci.org/openedev/u-boot-amarula/jobs/411596815 > > > > Boris supposedly fixed all the build issues related to my changes (I > > don't think the "missing interrupt parent" in a DTS file is related), > > please pull his branch [1]. > > the DTS warnings are unrelated and can be ignored. Only the onenand_* > stuff seems > to be a regression. OneNAND warnings should be gone with Boris fixups. Thanks, Miquèl