On Fri, Feb 1, 2019 at 1:56 PM Vignesh R <vigne...@ti.com> wrote: > > > > On 31/01/19 8:15 PM, Jagan Teki wrote: > > On Thu, Jan 31, 2019 at 8:12 PM Tom Rini <tr...@konsulko.com> wrote: > >> > >> On Thu, Jan 31, 2019 at 08:10:53PM +0530, Jagan Teki wrote: > >>> On Tue, Jan 29, 2019 at 11:19 AM Vignesh R <vigne...@ti.com> wrote: > >>>> > >>>> Here is the v3 of SPI NOR migration(github branch at [1]). I have > >>>> retained Tested-by from v2 as this is just re split of patches and > >>>> minor fixups. > >>>> > >>>> Travis ci reports all green. > >>>> > >>>> Change log: > >>>> Since v2: > >>>> Split sync up patches into smaller versions so that its easier for > >>>> review. > >>>> Address comments by Jagan and Simon Goldschmidt on v2. > >>>> Make SPI_FLASH_TINY(read only SF stack) as default for SPL build to > >>>> offset against size increase due to new code. > >>>> > >>>> Since v1: > >>>> Remove #ifindef __UBOOT__ > >>>> Add back BAR support, but dont enable as default for all platform (see > >>>> 10/11 for more details) > >>>> Enable SPI_FLASH_TINY on boards where there is SPL size constraint as > >>>> seen on travis ci builds. > >>>> Drop sf_mtd changes for now as it seems to cause issues. > >>>> v1: https://patchwork.ozlabs.org/cover/1012146/ > >>>> > >>>> Since RFC v2: > >>>> Fix issues reported by Simon Goldschmidt wrt 4 use of byte addressing > >>>> opcode > >>>> Fix issues in compiling SFDP code > >>>> Re organize file names and Makefile to simply spi-nor-tiny inclusion > >>>> Remove SPI_FLASH_BAR and SF_DUAL_FLASH as these are no longer used > >>>> RFC v2: https://patchwork.ozlabs.org/cover/1007589/ > >>>> > >>>> Since RFC v1: > >>>> Add lightweight SPI flash stack for boards with SPL size constraints > >>>> Provide non DM version of spi-mem > >>>> Fix build issues on different platforms as reported by travis-ci on v1 > >>>> > >>>> RFC v1: https://patchwork.ozlabs.org/cover/1004689/ > >>>> > >>>> Background: > >>>> > >>>> U-Boot SPI NOR support (sf layer) is quite outdated as it does not > >>>> support 4 byte addressing opcodes, SFDP table parsing and different > >>>> types of > >>>> quad mode enable sequences. Many newer flashes no longer support BANK > >>>> registers used by sf layer to a access >16MB space. > >>>> Also, many SPI controllers have special MMIO interfaces which provide > >>>> accelerated read/write access but require knowledge of flash parameters > >>>> to make use of it. Recent spi-mem layer provides a way to support such > >>>> flashes but sf layer isn't using that. > >>>> This patch series syncs SPI NOR framework from Linux v4.19. It also adds > >>>> spi-mem support on top. > >>>> So, we gain 4byte addressing support and SFDP support. This makes > >>>> migrating to U-Boot MTD framework easier. > >>>> > >>>> Tested with few Spansion, micron and macronix flashes with TI's dra7xx, > >>>> k2g, am43xx EVMs. I dont have access to flashes from other vendors. So, > >>>> I would greatly appreciate testing on other platforms. Complete series > >>>> with dependencies here[1] > >>>> > >>>> For clean build on some platforms, depends on CONFIG_SPI_FLASH migration > >>>> to defconfigs [2] > >>>> > >>>> [1] https://github.com/r-vignesh/u-boot.git branch: spi-nor-mig-patch-v3 > >>>> [2] https://patchwork.ozlabs.org/patch/1007485/ > >>>> > >>>> Vignesh R (20): > >>>> configs: Move CONFIG_SPI_FLASH into defconfigs > >>>> bitops: Fix GENMASK definition for Sandbox > >>>> spi: spi-mem: Allow use of spi_mem_exec_op for all SPI modes > >>>> spi: spi-mem: Extend spi_mem_adjust_op_size() to honor max xfer size > >>>> spi: spi-mem: Claim SPI bus before spi mem access > >>>> spi: Add non DM version of SPI_MEM > >>>> sh: bitops: add hweight*() macros > >>>> mtd: spi: Port SPI NOR framework from Linux > >>>> mtd: spi: spi-nor-core: Add SPI MEM support > >>>> mtd: spi: spi-nor-core: Add 4 Byte addressing support > >>>> mtd: spi: spi-nor-core: Add SFDP support > >>>> mtd: spi: spi-nor-core: Add back U-Boot specific features > >>>> mtd: spi: sf_probe: Add "jedec,spi-nor" compatible string > >>>> mtd: spi: Switch to new SPI NOR framework > >>>> mtd: spi: Remove unused files > >>>> mtd: spi: Add lightweight SPI flash stack for SPL > >>>> spl: Kconfig: Enable SPI_FLASH_TINY by default for SPL > >>>> configs: Remove SF_DUAL_FLASH > >>>> configs: Don't use SPI_FLASH_BAR as default > >>>> MAINTAINERS: Add an entry for SPI NOR > >>> > >>> Except 16/20 and 19/20, all look fine to me. > >>> > >>> Reviewed-by: Jagan Teki <ja...@openedev.com> > >>> Tested-by: Jagan Teki <ja...@amarulasolutions.com> #zynq-microzed > > Thanks for all the reviews!
Waiting for v4. I tried applying but seems like config patches are unable to apply. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot