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SubjectRe: [PATCH v6] mfd: intel-m10-bmc: add Intel MAX 10 BMC chip support for Intel FPGA PAC
On Tue, 15 Sep 2020, Xu Yilun wrote:

> This patch implements the basic functions of the BMC chip for some Intel
> FPGA PCIe Acceleration Cards (PAC). The BMC is implemented using the
> Intel MAX 10 CPLD.
>
> This BMC chip is connected to the FPGA by a SPI bus. To provide direct
> register access from the FPGA, the "SPI slave to Avalon Master Bridge"
> (spi-avmm) IP is integrated in the chip. It converts encoded streams of
> bytes from the host to the internal register read/write on the Avalon
> bus. So This driver uses the regmap-spi-avmm for register accessing.
>
> Signed-off-by: Xu Yilun <yilun.xu@intel.com>
> Signed-off-by: Wu Hao <hao.wu@intel.com>
> Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
> Signed-off-by: Russ Weight <russell.h.weight@intel.com>
> Reviewed-by: Tom Rix <trix@redhat.com>
> ---
> v2: Split out the regmap-spi-avmm part.
> Rename the file intel-m10-bmc-main.c to intel-m10-bmc.c, cause
> there is only one source file left for this module now.
> v3: Add the sub devices in mfd_cell.
> Some minor fixes.
> v4: No change.
> v5: Changes the names of mfd_cell.
> Use ATTRIBUTE_GROUPS() to simplify the code.
> Use the generic 'ddata' for the instance of struct intel_m10bmc.
> More comments to clarify the function check_m10bmc_version().
> Some minor fixes.
> v6: Defines macro for invalid legacy bmc version value to make the
> version check more clear.
> Add comments for the purpose of abstraction of the regmap ops.
> ---
> .../ABI/testing/sysfs-driver-intel-m10-bmc | 15 ++
> drivers/mfd/Kconfig | 13 ++
> drivers/mfd/Makefile | 2 +
> drivers/mfd/intel-m10-bmc.c | 164 +++++++++++++++++++++
> include/linux/mfd/intel-m10-bmc.h | 65 ++++++++
> 5 files changed, 259 insertions(+)
> create mode 100644 Documentation/ABI/testing/sysfs-driver-intel-m10-bmc
> create mode 100644 drivers/mfd/intel-m10-bmc.c
> create mode 100644 include/linux/mfd/intel-m10-bmc.h

Applied, thanks.

--
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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