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SubjectRe: [PATCH v7 0/2] Microchip Polarfire FPGA manager
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On 22/03/2022 04:32, Ivan Bornyakov wrote:
> Add support to the FPGA manager for programming Microchip Polarfire
> FPGAs over slave SPI interface with .dat formatted bitsream image.
>

Finally had a board appear on my desk today with its spi programming
interface exposed, so should be able to test this at last.

Thanks,
Conor.

> Changelog:
> v1 -> v2: fix printk formating
> v2 -> v3:
> * replace "microsemi" with "microchip"
> * replace prefix "microsemi_fpga_" with "mpf_"
> * more sensible .compatible and .name strings
> * remove unused defines STATUS_SPI_VIOLATION and STATUS_SPI_ERROR
> v3 -> v4: fix unused variable warning
> Put 'mpf_of_ids' definition under conditional compilation, so it
> would not hang unused if CONFIG_OF is not enabled.
> v4 -> v5:
> * prefix defines with MPF_
> * mdelay() -> usleep_range()
> * formatting fixes
> * add DT bindings doc
> * rework fpga_manager_ops.write() to fpga_manager_ops.write_sg()
> We can't parse image header in write_init() because image header
> size is not known beforehand. Thus parsing need to be done in
> fpga_manager_ops.write() callback, but fpga_manager_ops.write()
> also need to be reenterable. On the other hand,
> fpga_manager_ops.write_sg() is called once. Thus, rework usage of
> write() callback to write_sg().
> v5 -> v6: fix patch applying
> I forgot to clean up unrelated local changes which lead to error on
> patch 0001-fpga-microchip-spi-add-Microchip-MPF-FPGA-manager.patch
> applying on vanilla kernel.
> v6 ->v7: fix binding doc to pass dt_binding_check
>
> Ivan Bornyakov (2):
> fpga: microchip-spi: add Microchip MPF FPGA manager
> dt-bindings: fpga: add binding doc for microchip-spi fpga mgr
>
> .../fpga/microchip,mpf-spi-fpga-mgr.yaml | 44 ++
> drivers/fpga/Kconfig | 10 +
> drivers/fpga/Makefile | 1 +
> drivers/fpga/microchip-spi.c | 448 ++++++++++++++++++
> 4 files changed, 503 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/fpga/microchip,mpf-spi-fpga-mgr.yaml
> create mode 100644 drivers/fpga/microchip-spi.c
>

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