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 -- 2.34.1
