[GIT PULL] u-boot-riscv/main

Hi Tom,

The following changes since commit baa64b2f892890f00a377eac4a3e685472bb56b5:

  Merge tag 'efi-2026-10-rc2-2' of https://git.u-boot-project.org/u-boot/custodians/u-boot-efi (2026-07-31 08:55:30 -0600)

are available in the Git repository at:

  https://git.u-boot-project.org/u-boot/custodians/u-boot-riscv.git main

for you to fetch changes up to 98b59e181daa6c26d49f870fd58df8996b1cd7f1:

  board: sophgo: add support for Milk-V Duo 256M (2026-08-05 11:13:19 -0700)

CI result shows no issue: https://git.u-boot-project.org/u-boot/custodians/u-boot-riscv/-/pipelines/884
----------------------------------------------------------------
- board: MPFS: add hardware RNG support and fix RNG consumers
- board: sophgo: add support for Milk-V Duo 256M
----------------------------------------------------------------
Hiago De Franco (2):
      board: sophgo: move ethernet driver to common directory
      board: sophgo: add support for Milk-V Duo 256M

Jamie Gibbons (6):
      misc: mpfs_syscontroller: add mailbox RX helper for service responses
      misc: mpfs_syscontroller: bind RNG sub-device
      rng: add Microchip PolarFire SoC hardware RNG driver
      configs: microchip_mpfs_generic: enable MPFS RNG support
      mailbox: mpfs-mbox: replace unbounded BUSY polling with bounded waits
      mailbox: mpfs: add bounded wait for BUSY to clear before sending request

 arch/riscv/Kconfig                             |   4 +
 arch/riscv/dts/Makefile                        |   1 +
 arch/riscv/dts/sg2002-milkv-duo256m.dts        |  46 +++++++++++
 board/sophgo/{milkv_duo => common}/ethernet.c  |   0
 board/sophgo/{milkv_duo => common}/ethernet.h  |   0
 board/sophgo/milkv_duo/MAINTAINERS             |   1 +
 board/sophgo/milkv_duo/Makefile                |   2 +-
 board/sophgo/milkv_duo/board.c                 |   2 +-
 board/sophgo/milkv_duo_256m/Kconfig            |  30 ++++++++
 board/sophgo/milkv_duo_256m/MAINTAINERS        |   5 ++
 board/sophgo/milkv_duo_256m/Makefile           |   6 ++
 board/sophgo/milkv_duo_256m/milkv_duo_256m.env |   8 ++
 configs/microchip_mpfs_generic_defconfig       |   3 +
 configs/milkv_duo_256m_defconfig               |  42 ++++++++++
 doc/board/sophgo/index.rst                     |   1 +
 doc/board/sophgo/milkv_duo_256m.rst            |  84 ++++++++++++++++++++
 drivers/mailbox/mpfs-mbox.c                    |  27 +++++--
 drivers/misc/mpfs_syscontroller.c              |  36 ++++++++-
 drivers/rng/Kconfig                            |   7 ++
 drivers/rng/Makefile                           |   1 +
 drivers/rng/mpfs_rng.c                         | 101 +++++++++++++++++++++++++
 include/configs/milkv_duo_256m.h               |  12 +++
 include/mpfs-mailbox.h                         |   2 +
 23 files changed, 407 insertions(+), 14 deletions(-)
 create mode 100644 arch/riscv/dts/sg2002-milkv-duo256m.dts
 rename board/sophgo/{milkv_duo => common}/ethernet.c (100%)
 rename board/sophgo/{milkv_duo => common}/ethernet.h (100%)
 create mode 100644 board/sophgo/milkv_duo_256m/Kconfig
 create mode 100644 board/sophgo/milkv_duo_256m/MAINTAINERS
 create mode 100644 board/sophgo/milkv_duo_256m/Makefile
 create mode 100644 board/sophgo/milkv_duo_256m/milkv_duo_256m.env
 create mode 100644 configs/milkv_duo_256m_defconfig
 create mode 100644 doc/board/sophgo/milkv_duo_256m.rst
 create mode 100644 drivers/rng/mpfs_rng.c
 create mode 100644 include/configs/milkv_duo_256m.h

 Best regards,
 Leo