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From: Billy Tsai <billy_tsai@aspeedtech.com>
To: Linus Walleij <linusw@kernel.org>,
	Bartosz Golaszewski <brgl@kernel.org>,
	Joel Stanley <joel@jms.id.au>,
	Andrew Jeffery <andrew@codeconstruct.com.au>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>
Cc: <linux-gpio@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org>,
	"Andrew Jeffery" <andrew@aj.id.au>, <devicetree@vger.kernel.org>,
	<bmc-sw@aspeedtech.com>, Billy Tsai <billy_tsai@aspeedtech.com>
Subject: [PATCH 0/5] Add Aspeed G7 sgpio support
Date: Sat, 17 Jan 2026 19:17:07 +0800	[thread overview]
Message-ID: <20260117-upstream_sgpio-v1-0-850ef3ffb680@aspeedtech.com> (raw)

The Aspeed 7th generation SoC features two SGPIO master controllers: both
with 256 serial inputs and outputs. The main difference from the previous
generation is that the control logic has been updated to support
per-pin control, allowing each pin to have its own 32-bit register for
configuring value, interrupt type, and more.
This patch serial also add low-level operations (llops) to abstract the
register access for SGPIO registers making it easier to extend the driver
to support different hardware register layouts.

Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
---
Billy Tsai (5):
      gpio: aspeed-sgpio: Change the macro to support deferred probe
      gpio: aspeed-sgpio: Remove unused bank name field
      gpio: aspeed-sgpio: Create llops to handle hardware access
      dt-bindings: gpio: aspeed,sgpio: Support ast2700
      gpio: aspeed-sgpio: Support G7 Aspeed sgpiom controller

 .../devicetree/bindings/gpio/aspeed,sgpio.yaml     |   4 +-
 drivers/gpio/gpio-aspeed-sgpio.c                   | 364 +++++++++++++--------
 2 files changed, 228 insertions(+), 140 deletions(-)
---
base-commit: dd9b004b7ff3289fb7bae35130c0a5c0537266af
change-id: 20251223-upstream_sgpio-70d815c64a19

Best regards,
-- 
Billy Tsai <billy_tsai@aspeedtech.com>



             reply	other threads:[~2026-01-17 11:17 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-17 11:17 Billy Tsai [this message]
2026-01-17 11:17 ` [PATCH 1/5] gpio: aspeed-sgpio: Change the macro to support deferred probe Billy Tsai
2026-01-17 11:17 ` [PATCH 2/5] gpio: aspeed-sgpio: Remove unused bank name field Billy Tsai
2026-01-17 11:17 ` [PATCH 3/5] gpio: aspeed-sgpio: Create llops to handle hardware access Billy Tsai
2026-01-17 15:46   ` Andrew Lunn
2026-01-19  2:09     ` Billy Tsai
2026-01-19 14:20       ` Andrew Lunn
2026-01-19  2:39     ` Billy Tsai
2026-01-19  3:37       ` Billy Tsai
2026-01-17 11:17 ` [PATCH 4/5] dt-bindings: gpio: aspeed,sgpio: Support ast2700 Billy Tsai
2026-01-18 10:21   ` Krzysztof Kozlowski
2026-01-17 11:17 ` [PATCH 5/5] gpio: aspeed-sgpio: Support G7 Aspeed sgpiom controller Billy Tsai
2026-01-21 12:42 ` [PATCH 0/5] Add Aspeed G7 sgpio support Linus Walleij

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