From mboxrd@z Thu Jan 1 00:00:00 1970 From: Miquel Raynal Date: Fri, 3 Aug 2018 10:27:11 +0200 Subject: [U-Boot] [PATCH v6 00/27] SPI-NAND support In-Reply-To: <20180801081848.19398-1-miquel.raynal@bootlin.com> References: <20180801081848.19398-1-miquel.raynal@bootlin.com> Message-ID: <20180803102711.35fabac2@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 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? Thanks, Miquèl