[PATCH 00/11] ARM: boards: add support for Enclustra Mercury SA2

David Picard david.picard at clermont.in2p3.fr
Wed Sep 17 08:22:03 PDT 2025


Add support for the Enclustra Mercury+ SA2, a Cyclone V based
SoC FPGA.
https://www.enclustra.com/en/products/system-on-chip-modules/mercury-sa2/

The SoM provides a 64MiB NOR QSPI flash, DDR3, Ethernet PHY, RTC.

The Cyclone V features a hardware ARM core (aka HPS) that can boot
from SD card (MMC), QSPI flash. This patch series focusses on MMC.

Signed-off-by: David Picard <david.picard at clermont.in2p3.fr>
---
Ahmad Fatoum (3):
      ARM: dts: socfpga: use upstream SA2 device tree
      gpio: dw: support numbering via aliases
      gpio: dw: make deep probe compatible

David Picard (8):
      Add handoff files
      Add Enclustra Mercury+ SA2 module
      Add Enclustra devicetree files
      ARM: dts: socfpga: adapt upstream SA2 device tree
      boards: enclustra-sa2: read MAC address from EEPROM
      boards: enclustra-sa2: enable bridges
      boards: enclustra-sa2: configure SI5338
      boards: enclustra-sa2: enable SI5338

 arch/arm/boards/Makefile                           |   1 +
 arch/arm/boards/enclustra-sa2/Makefile             |   2 +
 .../boards/enclustra-sa2/Si5338-RevB-Registers.h   | 433 +++++++++++++
 arch/arm/boards/enclustra-sa2/atsha204a.c          | 436 +++++++++++++
 arch/arm/boards/enclustra-sa2/atsha204a.h          |  19 +
 arch/arm/boards/enclustra-sa2/board.c              |  83 +++
 arch/arm/boards/enclustra-sa2/crc16.c              |  65 ++
 arch/arm/boards/enclustra-sa2/crc16.h              |  28 +
 .../boards/enclustra-sa2/iocsr_config_cyclone5.c   | 678 +++++++++++++++++++++
 arch/arm/boards/enclustra-sa2/lowlevel.c           |  13 +
 arch/arm/boards/enclustra-sa2/pinmux_config.c      | 241 ++++++++
 arch/arm/boards/enclustra-sa2/pll_config.h         | 107 ++++
 arch/arm/boards/enclustra-sa2/sdram_config.h       | 112 ++++
 arch/arm/boards/enclustra-sa2/sequencer_auto.h     | 225 +++++++
 .../boards/enclustra-sa2/sequencer_auto_ac_init.c  |  67 ++
 .../enclustra-sa2/sequencer_auto_inst_init.c       | 158 +++++
 arch/arm/boards/enclustra-sa2/sequencer_defines.h  | 165 +++++
 arch/arm/boards/enclustra-sa2/si5338_config.c      | 326 ++++++++++
 arch/arm/boards/enclustra-sa2/si5338_config.h      |  22 +
 arch/arm/configs/socfpga-xload_defconfig           |   1 +
 arch/arm/configs/socfpga_defconfig                 |   3 +-
 arch/arm/dts/Makefile                              |   1 +
 arch/arm/dts/socfpga_cyclone5_mercury_sa2.dts      |  17 +
 arch/arm/dts/socfpga_cyclone5_mercury_sa2.dtsi     | 187 ++++++
 arch/arm/mach-socfpga/Kconfig                      |   9 +
 drivers/gpio/Kconfig                               |   1 +
 drivers/gpio/gpio-dw.c                             |  48 +-
 images/Makefile.socfpga                            |   8 +
 28 files changed, 3434 insertions(+), 22 deletions(-)
---
base-commit: 89bf1fcc998fc5fea0ce613d9930dd9ee39c0fb2
change-id: 20250916-boards-enclustra-sa2-add-support-4704233a6861

Best regards,
-- 
David Picard <david.picard at clermont.in2p3.fr>




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