[PATCH v3 0/3] soc: add NPCM BPC driver support

[Tomer Maimon]

This patch set adds BIOS Post code (BPC) support for the Nuvoton 
NPCM Baseboard Management Controller (BMC).

Nuvoton BMC NPCM BIOS Post Code (BPC) monitoring two configurable 
I/O addresses written by the host on the bus, the capture data 
stored in 128-word FIFO.

NPCM BPC can support capture double words.

The NPCM BPC driver tested on NPCM750 Olympus board.

Addressed comments from:
 - Krzysztof Kozlowski : https://www.spinics.net/lists/kernel/msg5035188.html
 - Conor Dooley : https://www.spinics.net/lists/kernel/msg5034239.html
 - kernel test robot : https://www.spinics.net/lists/kernel/msg5034970.html

Changes since version 2:
 - Modify compatible bindings.
 - Add more details to nuvoton,bpc-en-dwcapture parameter. 
 - Using _is_visible() function to support NPCM8XX.
 - add __poll_t custom.

Changes since version 1:
 - Remove LPC present from the BPC driver.
 - Modify dt-bindings message header.
 - Add vendor to the file name.
 - Modify incorrect spelling.
 
Tomer Maimon (3):
  dt-bindings: soc: nuvoton: Add NPCM BPC
  soc: nuvoton: add configuration menu
  soc: nuvoton: add NPCM BPC driver

 .../soc/nuvoton/nuvoton,npcm-bpc.yaml         |  65 +++
 drivers/soc/nuvoton/Kconfig                   |  16 +-
 drivers/soc/nuvoton/Makefile                  |   1 +
 drivers/soc/nuvoton/npcm-bpc.c                | 387 ++++++++++++++++++
 4 files changed, 468 insertions(+), 1 deletion(-)
 create mode 100644 Documentation/devicetree/bindings/soc/nuvoton/nuvoton,npcm-bpc.yaml
 create mode 100644 drivers/soc/nuvoton/npcm-bpc.c

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2.34.1