From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Date: Fri, 6 Jul 2018 13:48:37 -0400 Subject: [U-Boot] [RFC PATCH 00/20] SPI-NAND support In-Reply-To: References: <20180606153040.21397-1-miquel.raynal@bootlin.com> <20180706140616.488e9fd3@xps13> Message-ID: <20180706174837.GC27264@bill-the-cat> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: u-boot@lists.denx.de On Fri, Jul 06, 2018 at 05:45:02PM +0530, Jagan Teki wrote: > On Fri, Jul 6, 2018 at 5:36 PM, Miquel Raynal = wrote: > > Hi Jagan, > > > > Jagan Teki wrote on Fri, 6 Jul 2018 > > 17:13:21 +0530: > > > >> On Wed, Jun 6, 2018 at 9:00 PM, Miquel Raynal wrote: > >> > 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 m= ove > >> > 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. Th= en, > >> > he contributed a generic SPI-NAND driver, making use of this NAND co= re, > >> > 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 s= ort > >> > of MTD devices. This should become the default command instead of ha= ving > >> > 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: > >> > - 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. > >> > - DT changes to make use of a SPI NAND on the Ocelot board. > >> > > >> > Any comments on the code, the organization and the respect of U-Boot > >> > driver model will be welcome. > >> > > >> > Thanks, > >> > Miqu=C3=A8l > >> > > >> > > >> > Boris Brezillon (6): > >> > mtd: Fallback to ->_read/write_oob() when ->_read/write() is missi= ng > >> > mtd: nand: Add core infrastructure to deal with NAND devices > >> > mtd: nand: Pass mode information to nand_page_io_req > >> > spi: Extend the core to ease integration of SPI memory controllers > >> > mtd: spinand: Add initial support for the MX35LF1GE4AB chip > >> > dt-bindings: Add bindings for SPI NAND devices > >> > > >> > Brian Norris (1): > >> > mtd: add get/set of_node/flash_node helpers > >> > > >> > Frieder Schrempf (1): > >> > mtd: spinand: Add initial support for Winbond W25M02GV > >> > > >> > Miquel Raynal (10): > >> > mtd: fix build issue with includes > >> > mtd: move definitions to enlarge their range > >> > mtd: move all flash categories inside MTD submenu > >> > mtd: move NAND fiels into a raw/ subdirectory > >> > mtd: rename nand into rawnand in Kconfig prompt > >> > mtd: spinand: Add initial support for the MX35LF2GE4AB chip > >> > mtd: uclass: add probe function > >> > cmd: mtd: add 'mtd' command > >> > mips: dts: ocelot: describe SPI CS pins > >> > mips: dts: ocelot: add the SPI NAND node > >> > > >> > Peter Pan (2): > >> > mtd: nand: Add core infrastructure to support SPI NANDs > >> > mtd: spinand: Add initial support for Micron MT29F2G01ABAGD > >> > >> I have reviewed and commented most of the stuff that are in my > >> control, except few spi-nand code, which I would like to give a try to > >> other people in the list. Hope to seen the fine-tuning patches on next > >> version. > > > > Thanks for taking the time to review all this; I'm on it. > > > > About spi-nand, reviews from other contributors are welcome, but it's > > mostly a copy from Linux framework that I just applied to nand/next. > > There have been 9 versions of it before that so I think it's pretty > > well reviewed. >=20 > OK, that's fine then. If everyone is agreeable I would like to see this in the v2018.09 release. Thanks! --=20 Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: