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

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Message-ID: <20231213182845.3744685-1-tmaimon77@gmail.com>
Date:   Wed, 13 Dec 2023 20:28:42 +0200
From:   Tomer Maimon <tmaimon77@...il.com>
To:     <arnd@...db.de>, <pmenzel@...gen.mpg.de>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <avifishman70@...il.com>, <tali.perry1@...il.com>,
        <joel@....id.au>, <venture@...gle.com>, <yuenn@...gle.com>,
        <benjaminfair@...gle.com>, <j.neuschaefer@....net>
CC:     <openbmc@...ts.ozlabs.org>, <linux-gpio@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Tomer Maimon <tmaimon77@...il.com>
Subject: [PATCH v3 0/3] soc: add NPCM BPC driver support 

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