On Thu, 22 Feb 2018 14:33:30 +0100 Miquel Raynal <miquel.ray...@bootlin.com> wrote:
> Hello, > > This series first adds fixes and enhancements to sunxi NAND drivers (SPL > and U-Boot). Once this is done, the SPL NAND driver is converted to use > PIO instead of DMA with the goal to support all SoCs with this IP > without the need for DMA-related code. Finally, NAND support is added to > Nintendo NES Classic through Kconfig and DT additions. > > Thanks, > Miquèl > > > Changes since v1: > ================= > > All: > ---- > - Enhance all commit messages. > - Rebased on top of master branch (I should have done that earlier but > I forgot I was on an old revision). > > Fix binman_sym output check > --------------------------- > - SPL seems to be broken for a few weeks when using raw NAND, fix it > by changing the error condition. > > Fix strength > ------------ > - Add comment explaining the added line and moved the line for > clarification on why it is needed. > - Add forgotten Boris' Suggested-by tag. > > Fix second case of modulo by zero error > ---------------------------------------- > - Added a reference to the first occurence of this issue. > > Allow SPL to be compiled for sun8i platforms > -------------------------------------------- > - This commit is not about compiling the SPL, but the NAND support in > the SPL, as corrected by Maxime. > > Enhancements and cleaning > ------------------------- > - Patch split into several logical chunks, as requested. > - Removed useless udelay(1), that was added for debugging purpose. > - Introduced the nand_exec_cmd() helper to mutualize code one step > further. > - Add an udelay(1) after changing the column to respect the minimum > tCCS delay (Change Column Setup time). > - Canceled moving to global scope the ecc_strength array. > > Use PIO instead of DMA > ---------------------- > - Change commit message/title. > - Cancel removing NFC related definitions: they can be useful as the > this IP is quite under-documented. > - Merge nand_reset_column and nand_change_column (in another patch). > - Moved the copy of the data after the check of the ECC status. > - ECC chunks are read manually, return if the first chunk is empty > only (needed for configuration research), otherwise it should not be > treated as an error. > > Add NAND node to sun8i > ---------------------- > - U-Boot master branch already has this node, remove the patch. > > Enable NAND on NES classic > -------------------------- > - Change the DT cells size from 2 to 1. > > Add NAND support for NES classic > -------------------------------- > - Split in several patches, moving SPL_NAND_SUPPORT and NAND_SUNXI out > of the defconfig files (NES and CHIP pro) to be automatically > selected depending on NAND_SUNXI and ARCH_SUNXI. > - Moved the NAND parameters to Kconfig (only for SUNXI because the > tool did not work as expected, maybe due to some definitions that > are not "numbers" but multiplications and sometimes use other > definitions (NAND page size, 2K_SZ, etc). > > > Miquel Raynal (20): > spl: fix binman_sym output check > mtd: nand: sunxi: fix ECC strength choice > spl: nand: sunxi: fix second case of modulo by zero error > spl: nand: sunxi: fix typo on register name > spl: nand: sunxi: introduce the nand_wait_int() helper > spl: nand: sunxi: introduce the nand_wait_cmd_fifo_empty() helper > spl: nand: sunxi: add missing status clear > spl: nand: sunxi: create an helper to handle command execution > spl: nand: sunxi: ensure enough time has passed after changing the > column > spl: nand: sunxi: make the reset column helper more generic > sunxi: spl: deassert the NAND controller reset line > spl: nand: sunxi: declare the ecc_bytes array globally > spl: nand: sunxi: use PIO instead of DMA > sunxi: spl: remove DMA related settings of the NAND controller > sunxi: allow NAND support in SPL to be compiled for sun8i platforms > sunxi: dts: enable NAND on NES classic > sunxi: automatically select SPL_NAND_SUPPORT in Kconfig > sunxi: make NAND_SUNXI use ARCH_SUNXI as default in Kconfig > sunxi: move the NAND parameters to Kconfig > configs: add NAND support for NES Classic Acked-by: Boris Brezillon <boris.brezil...@bootlin.com> on all NAND related patches. > > arch/arm/dts/sun8i-a23-a33.dtsi | 18 ++ > .../dts/sun8i-r16-nintendo-nes-classic-edition.dts | 14 ++ > arch/arm/include/asm/arch-sunxi/clock_sun6i.h | 6 + > board/sunxi/board.c | 6 +- > common/spl/spl.c | 10 +- > configs/CHIP_pro_defconfig | 6 +- > configs/Nintendo_NES_Classic_Edition_defconfig | 4 + > drivers/mtd/nand/Kconfig | 26 ++- > drivers/mtd/nand/sunxi_nand.c | 8 +- > drivers/mtd/nand/sunxi_nand_spl.c | 242 > ++++++++++----------- > 10 files changed, 206 insertions(+), 134 deletions(-) > -- Boris Brezillon, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
