[U-Boot] [PATCH v6 0/4] SiFive SPI MMC Support

[Sagar Kadam]

Hi,

On Wed, Jul 17, 2019 at 9:54 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_v6 branch of:
> https//github.com/avpatel/u-boot.git
>
> Changes since v5:
> - Added sifive_spi_cs_info() callback with sanity check on valid chip-select
>
> 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   | 370 +++++++++++++++++++++++++++++++++++++
>  6 files changed, 389 insertions(+), 4 deletions(-)
>  create mode 100644 drivers/spi/spi-sifive.c
>

The series looks good.
Tested-by: Sagar Kadam <sagar.kadam at sifive.com>


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> 2.17.1
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