Re: [PATCH v8 0/6] mtd: rawnand: add NVIDIA Tegra NAND flash support

Stefan Agner
2018-07-04T07:33:44Z

Hi Thierry, Hi Miquel,

On 25.06.2018 14:34, Miquel Raynal wrote:
> Hi Stefan,
>
> On Sun, 24 Jun 2018 23:27:21 +0200, Stefan Agner <stefan@agner.ch>
> wrote:
>
>> Eigth and hopefully final revision gets rid of nand_release() as
>> suggested by Boris.
>>
>> --
>> Stefan
>>
>> Changes since v1:
>> - Split controller and NAND chip structure
>> - Add BCH support
>> - Allow to select algorithm and strength using device tree
>> - Improve HW ECC error reporting and use DEC_STATUS_BUF only
>> - Use SPDX license identifier
>> - Use per algorithm mtd_ooblayout_ops
>> - Use setup_data_interface callback for NAND timing configuration
>>
>> Changes since v2:
>> - Set clock rate using assigned-clocks
>> - Use BIT() macro
>> - Fix and improve timing calculation
>> - Improve ECC error handling
>> - Store OOB layout for tag area in Tegra chip structure
>> - Update/fix bindings
>> - Use more specific variable names (replace "value")
>> - Introduce nand-is-boot-medium
>> - Choose sensible ECC strenght automatically
>> - Use wait_for_completion_timeout
>> - Print register dump on completion timeout
>> - Unify tegra_nand_(read|write)_page in tegra_nand_page_xfer
>>
>> Changes since v3:
>> - Implement tegra_nand_(read|write)_raw using DMA
>> - Implement tegra_nand_(read|write)_oob using DMA
>> - Name registers according to Tegra 2 Technical Reference Manual (v02p)
>> - Use wait_for_completion_io_timeout to account for IO
>> - Get chip select id from device tree reg property
>> - Clear interrupts and reinit wait queues in case command/DMA times out
>> - Set default MTD name after nand_set_flash_node
>> - Move MODULE_DEVICE_TABLE after declaration of tegra_nand_of_match
>> - Make (rs|bch)_strength static
>>
>> Changes since v4:
>> - Pass OOB area to nand_check_erased_ecc_chunk
>> - Pass algorithm specific bits_per_step to tegra_nand_get_strength
>> - Store ECC layout in chip structure
>> - Fix pointer assignment (use NULL)
>> - Removed obsolete header delay.h
>> - Fixed newlines
>> - Use non-_io variant of wait_for_completion_timeout
>>
>> Changes since v5:
>> - Drop extra OOB bytes support
>>
>> Changes since v6:
>> - checkpatch.pl fixes
>>
>> Changes since v7:
>> - Replace nand_release() with mtd_device_unregister() + nand_cleanup()
>>
>> Lucas Stach (1):
>> ARM: dts: tegra: add Tegra20 NAND flash controller node
>>
>> Stefan Agner (5):
>> mtd: rawnand: add Reed-Solomon error correction algorithm
>> mtd: rawnand: add an option to specify NAND chip as a boot device
>> mtd: rawnand: tegra: add devicetree binding
>> mtd: rawnand: add NVIDIA Tegra NAND Flash controller driver
>> ARM: dts: tegra: enable NAND flash on Colibri T20
>>
>> .../devicetree/bindings/mtd/nand.txt | 6 +-
>> .../bindings/mtd/nvidia-tegra20-nand.txt | 64 +
>> MAINTAINERS | 7 +
>> arch/arm/boot/dts/tegra20-colibri-512.dtsi | 16 +
>> arch/arm/boot/dts/tegra20.dtsi | 15 +
>> drivers/mtd/nand/raw/Kconfig | 10 +
>> drivers/mtd/nand/raw/Makefile | 1 +
>> drivers/mtd/nand/raw/nand_base.c | 4 +
>> drivers/mtd/nand/raw/tegra_nand.c | 1230 +++++++++++++++++
>> include/linux/mtd/rawnand.h | 7 +
>> 10 files changed, 1359 insertions(+), 1 deletion(-)
>> create mode 100644 Documentation/devicetree/bindings/mtd/nvidia-tegra20-nand.txt
>> create mode 100644 drivers/mtd/nand/raw/tegra_nand.c
>>
>
> Series applied to nand/next. I just changed the subject of patch3/6 to
> be "dt-bindings: mtd: add tegra NAND controller binding".
>

It seems "series applied" refers to the MTD part...

I guess patch 5 and 6 have to go through Tegra tree, Thierry?

--
Stefan