[U-Boot] [PATCH v5 0/4] SiFive SPI MMC Support

[Jagan Teki]

On Wed, Jul 17, 2019 at 10:00 AM Anup Patel <anup at brainfault.org> wrote:
>
> On Wed, Jul 17, 2019 at 9:38 AM Jagan Teki <jagan at amarulasolutions.com> wrote:
> >
> > On Wed, Jul 17, 2019 at 9:20 AM Anup Patel <Anup.Patel at wdc.com> wrote:
> > >
> > > This patchset adds:
> > > 1. SiFive SPI driver
> > > 2. New MMC SPI driver based on DM_MMC and DM_SPI
> > > 3. Enables SiFive SPI driver and MMC SPI driver for SiFive Unleashed board
> > >
> > > With this patch series, we can now load files from SD card on SiFive
> > > Unleashed board. Many thanks to Bhargav for porting SiFive SPI driver
> > > and updating MMC SPI driver for us.
> > >
> > > These patches can be also found in riscv_unleashed_mmc_spi_v5 branch of:
> > > https//github.com/avpatel/u-boot.git
> > >
> > > Changes since v4:
> > > - Renamed kconfig option from SIFIVE_SPI to SPI_SIFIVE for consistency
> > > - Added dummy claim_bus() and release_bus() callbacks
> > >
> > > Changes since v3:
> > > - Removed PATCH2, PATCH3, and PATCH4 because these are already merged
> > > - Added separate patch to use SPI_XFER_xyz flags in MMC_SPI driver
> > > - Use readl/writel directly instead of sifive_spi_read/sifi_spi_write
> > > - Use SPI_XFER_xyz flags to enable/disable chipselect
> > > - Remove unused callback sifive_spi_cs_info()
> > >
> > > Changes since v2:
> > > - Minor fixes in PATCH1 which adds SiFive SPI driver
> > > - Removed CONFIG_MMC_SPI_xyz from scripts/config_whitelist.txt
> > > - Removed cmd/mmc_spi and all its refrences as separate patch
> > > - Removed DM_SPI and DM_MMC from SiFive FU540 Kconfig
> > >
> > > Changes since v1:
> > > - Make response matching part belongs to mmc_spi_sendcmd()
> > > - Match response to zero for SEND_STATUS (CMD13)
> > > - Add separate patch for updating SiFive FU540 Documentation
> > >
> > > Anup Patel (2):
> > >   mmc: mmc_spi: Use SPI_XFER_BEGIN and SPI_XFER_END flags
> > >   doc: sifive-fu540: Update README for SiFive SPI and MMC SPI drivers
> > >
> > > Bhargav Shah (2):
> > >   spi: Add SiFive SPI driver
> > >   riscv: sifive: fu540: Enable SiFive SPI and MMC SPI drivers
> > >
> > >  board/sifive/fu540/Kconfig |   6 +
> > >  doc/README.sifive-fu540    |   4 +-
> > >  drivers/mmc/mmc_spi.c      |   4 +-
> > >  drivers/spi/Kconfig        |   8 +
> > >  drivers/spi/Makefile       |   1 +
> > >  drivers/spi/spi-sifive.c   | 375 +++++++++++++++++++++++++++++++++++++
> > >  6 files changed, 394 insertions(+), 4 deletions(-)
> > >  create mode 100644 drivers/spi/spi-sifive.c
> >
> > I would like to pick entire series on spi tree, but it has some boards
> > changes so I would like to ask the board maintainers to give a
> > permissions to do so, if not possible I can take only spi changes.
>
> Last 2 patches depend on below mentioned series so won't apply
> for you. I guess you can pickup SPI driver and MMC_SPI change.

Haa., only SPI driver rest has dependencies on respective trees so I
picked spi driver only.