[PATCH v3 0/7] Microchip PolarFire SoC support

[Anup Patel]

On Tue, Nov 10, 2020 at 4:15 PM Padmarao Begari
<padmarao.begari at microchip.com> wrote:
>
> This patch set adds Microchip PolarFire SoC Icicle Kit support
> to RISC-V U-Boot.
>
> The patches are based upon latest U-Boot tree
> (https://gitlab.denx.de/u-boot/u-boot.git) at commit id
> 1ae955e3a58f46918ef99b0b6c562967ba1bf39e
>
> All drivers namely: NS16550 Serial, Microchip clock,
> Cadence eMMC and Cadence MACB Ethernet work fine on actual
> Microchip PolarFire SoC Icicle Kit.
>
> Changes in v3:
> - Add 'default y if 64BIT' for config DMA_ADDR_T_64BIT
> - Update MACB driver for 32-bit/64-bit DMA based on design config register
> - Add phy-handle in MACB driver to read the phy address from device tree
> - Fix checkpatch warnings in the clock driver
> - Remove fu540 related compatible strings from soc device tree node
> - Move refclk device tree node under /soc device tree node
> - Use local-mac-address instead of mac-address in the device tree
> - Rename device tree to microchip-mpfs-icicle-kit.dts
> - Add U-Boot specific dts microchip-mpfs-icicle-kit-u-boot.dtsi file
> - Drop the imply DMA_ADDR_T_64BIT from board config
> - Fix some typos
> - Update doc with Microchip and Custom boot-flow
>
> Changes in v2:
> - Add clock frequency for the clint device tree node
> - Move peripheral device tree nodes under /soc device tree node
> - Device tree nodes are in order based on the address
> - Enable UART0 for U-Boot logs
> - Update doc for the U-Boot logs are on UART0
> - Move clock and reset index source into patch4
> - Remove "dma_addr_r" type in the macb driver
> - Add lower_32_bits() for 32-bit address in the macb driver
> - Add set_rate() returns the new clock rate in the clock driver
>
> Padmarao Begari (7):
>   riscv: Add DMA 64-bit address support
>   net: macb: Add DMA 64-bit address support for macb
>   net: macb: Add phy address to read it from device tree
>   clk: Add Microchip PolarFire SoC clock driver
>   riscv: dts: Add device tree for Microchip Icicle Kit
>   riscv: Add Microchip MPFS Icicle Kit support
>   doc: board: Add Microchip MPFS Icicle Kit doc
>
>  arch/riscv/Kconfig                            |   4 +
>  arch/riscv/dts/Makefile                       |   1 +
>  .../dts/microchip-mpfs-icicle-kit-u-boot.dtsi |  15 +
>  arch/riscv/dts/microchip-mpfs-icicle-kit.dts  | 421 +++++++++
>  arch/riscv/include/asm/types.h                |   4 +
>  board/microchip/mpfs_icicle/Kconfig           |  24 +
>  board/microchip/mpfs_icicle/mpfs_icicle.c     |  97 +-
>  configs/microchip_mpfs_icicle_defconfig       |   9 +-
>  doc/board/index.rst                           |   1 +
>  doc/board/microchip/index.rst                 |   9 +
>  doc/board/microchip/mpfs_icicle.rst           | 827 ++++++++++++++++++
>  drivers/clk/Kconfig                           |   1 +
>  drivers/clk/Makefile                          |   1 +
>  drivers/clk/microchip/Kconfig                 |   5 +
>  drivers/clk/microchip/Makefile                |   1 +
>  drivers/clk/microchip/clk_pfsoc.c             | 127 +++
>  drivers/clk/microchip/clk_pfsoc.h             |  19 +
>  drivers/clk/microchip/clk_pfsoc_cfg.c         | 134 +++
>  drivers/clk/microchip/clk_pfsoc_periph.c      | 173 ++++
>  drivers/net/macb.c                            | 138 ++-
>  drivers/net/macb.h                            |   6 +
>  include/configs/microchip_mpfs_icicle.h       |  60 +-
>  .../dt-bindings/clock/microchip,pfsoc-clock.h |  45 +
>  23 files changed, 2060 insertions(+), 62 deletions(-)
>  create mode 100644 arch/riscv/dts/microchip-mpfs-icicle-kit-u-boot.dtsi
>  create mode 100644 arch/riscv/dts/microchip-mpfs-icicle-kit.dts
>  create mode 100644 doc/board/microchip/index.rst
>  create mode 100644 doc/board/microchip/mpfs_icicle.rst
>  create mode 100644 drivers/clk/microchip/Kconfig
>  create mode 100644 drivers/clk/microchip/Makefile
>  create mode 100644 drivers/clk/microchip/clk_pfsoc.c
>  create mode 100644 drivers/clk/microchip/clk_pfsoc.h
>  create mode 100644 drivers/clk/microchip/clk_pfsoc_cfg.c
>  create mode 100644 drivers/clk/microchip/clk_pfsoc_periph.c
>  create mode 100644 include/dt-bindings/clock/microchip,pfsoc-clock.h
>
> --
> 2.17.1
>

Overall this series seems to be in good shape.

I would insist on testing this series on SiFive unleashed for ensuring
that MACB patches don't break SiFive unleashed.

Regards,
Anup