linux-kernel - Add AST2600 LPC PCC support

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Message-ID: <20250304104434.481429-1-kevin_chen@aspeedtech.com>
Date: Tue, 4 Mar 2025 18:44:31 +0800
From: Kevin Chen <kevin_chen@...eedtech.com>
To: <lee@...nel.org>, <robh@...nel.org>, <krzk+dt@...nel.org>,
	<conor+dt@...nel.org>, <joel@....id.au>, <andrew@...econstruct.com.au>,
	<derek.kiernan@....com>, <dragan.cvetic@....com>, <arnd@...db.de>,
	<gregkh@...uxfoundation.org>, <devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-aspeed@...ts.ozlabs.org>,
	<linux-kernel@...r.kernel.org>
CC: Kevin Chen <kevin_chen@...eedtech.com>
Subject: Add AST2600 LPC PCC support

 The AST2600 has PCC controller in LPC, placed in LPC node. As a result,
 add LPC PCC controller driver to support POST code capture.

--
v2:
  -- Change driver path to drivers/misc

Kevin Chen (3):
  dt-binding: aspeed: Add LPC PCC controller
  ARM: dts: aspeed-g6: Add AST2600 LPC PCC support
  soc: aspeed: lpc-pcc: Add PCC controller support

 .../devicetree/bindings/mfd/aspeed-lpc.yaml   |  36 ++
 arch/arm/boot/dts/aspeed/aspeed-g6.dtsi       |   7 +
 drivers/misc/Kconfig                          |  10 +
 drivers/misc/Makefile                         |   1 +
 drivers/misc/aspeed-lpc-pcc.c                 | 441 ++++++++++++++++++
 5 files changed, 495 insertions(+)
 create mode 100644 drivers/misc/aspeed-lpc-pcc.c

-- 
2.34.1