[U-Boot] [PATCH 00/10] Add Support for UFS subsystem for TI's J721e

[Tom Rini]

On Mon, Sep 09, 2019 at 08:27:23PM +0530, Faiz Abbas wrote:
> Hi Tom,
> 
> On 09/09/19 8:22 PM, Tom Rini wrote:
> > On Mon, Sep 09, 2019 at 01:49:49PM +0530, Faiz Abbas wrote:
> >> The following patches add support for the Universal Flash Storage (UFS)
> >> subsystem and its implementation on TI's J721e platform.
> >>
> >> The UFS Application Layer (UAP) uses SCSI SAM-4 command set for
> >> communication with the device. Therefore, the first 4 patches prepare
> >> the scsi layer for compatibility with UFS. Patch 9 also adds support for
> >> initializing and configuring the device from the U-boot command line.
> >>
> >> The UFS Transport Protocol Layer (UTP) and UFS Interconnect Layer (UIC)
> >> are implemented with patch 5. This series only adds support for
> >> detect and read/write operations to the LUNs present in the remote
> >> device. Task Management operations and configuration of LUNs will be
> >> added in a future series.
> >>
> >> Patches 6 through 10 add platform driver, device tree and config support
> >> for TI's J721E devices.
> >>
> >> Log: https://pastebin.ubuntu.com/p/fTPZsxNjZM/
> >>
> >> Tested on top of Lokesh's tree:
> >> https://github.com/lokeshvutla/u-boot
> >> Branch: j721e-full-boot
> >>
> >> References:
> >>
> >> [1] JESD220D UFS 3.0:
> >> 	https://www.jedec.org/standards-documents/docs/jesd220c
> >> [2] JESD223D UFS Host Controller Interface (UFSHCI) version 3.0:
> >> 	https://www.jedec.org/standards-documents/docs/jesd223c
> >>
> >> Faiz Abbas (10):
> >>   scsi: Simplify scsi_read()/_write()
> >>   scsi: Add max_bytes to scsi_platdata
> >>   scsi: Retry inquiry 3 times to overcome Unit Attention condition
> >>   scsi: Add dma direction member to command structure
> >>   ufs: Add Initial Support for UFS subsystem
> >>   ufs: Add Support for Cadence platform UFS driver
> >>   ufs: Add glue layer driver for TI J721E devices
> >>   arm: dts: k3-j721e-main: Add UFS nodes
> >>   cmd: Add Support for UFS commands
> >>   configs: j721e_evm_a72: Enable configs for UFS
> >>
> >>  arch/arm/dts/k3-j721e-main.dtsi |   25 +
> >>  cmd/Kconfig                     |    7 +
> >>  cmd/Makefile                    |    2 +-
> >>  cmd/ufs.c                       |   28 +
> >>  configs/j721e_evm_a72_defconfig |    7 +-
> >>  drivers/Kconfig                 |    2 +
> >>  drivers/Makefile                |    1 +
> >>  drivers/scsi/scsi.c             |   83 +-
> >>  drivers/ufs/Kconfig             |   23 +
> >>  drivers/ufs/Makefile            |    8 +
> >>  drivers/ufs/cdns-platform.c     |  122 ++
> >>  drivers/ufs/ti-j721e-ufs.c      |   75 ++
> >>  drivers/ufs/ufs-uclass.c        |   16 +
> >>  drivers/ufs/ufs.c               | 1973 +++++++++++++++++++++++++++++++
> >>  drivers/ufs/ufs.h               |  918 ++++++++++++++
> >>  drivers/ufs/unipro.h            |  270 +++++
> >>  include/dm/uclass-id.h          |    1 +
> >>  include/scsi.h                  |    4 +
> >>  include/ufs.h                   |    7 +
> >>  19 files changed, 3526 insertions(+), 46 deletions(-)
> >>  create mode 100644 cmd/ufs.c
> >>  create mode 100644 drivers/ufs/Kconfig
> >>  create mode 100644 drivers/ufs/Makefile
> >>  create mode 100644 drivers/ufs/cdns-platform.c
> >>  create mode 100644 drivers/ufs/ti-j721e-ufs.c
> >>  create mode 100644 drivers/ufs/ufs-uclass.c
> >>  create mode 100644 drivers/ufs/ufs.c
> >>  create mode 100644 drivers/ufs/ufs.h
> >>  create mode 100644 drivers/ufs/unipro.h
> >>  create mode 100644 include/ufs.h
> > 
> > I'm glad to see this support coming, it's something we need.  Would you
> > be willing to list yourself as the maintainer in the top-level
> > MAINTAINER file for drivers/ufs at least?  Thanks!
> > 
> 
> I did add to the MAINTAINER file in patch 5. Was that supposed to be a
> separate patch?

Ah, funny enough it's not in the diffstat here :)  Thanks!

-- 
Tom
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