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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