linux-kernel - [PATCH v3 0/2] riscv: spacemit: add gpio support for K3 SoC

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Message-Id: <20260106-02-k3-gpio-v3-0-4800c214810b@gentoo.org>
Date: Tue, 06 Jan 2026 11:09:31 +0800
From: Yixun Lan <dlan@...too.org>
To: Bartosz Golaszewski <brgl@...nel.org>, 
 Linus Walleij <linusw@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-gpio@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-riscv@...ts.infradead.org, spacemit@...ts.linux.dev, 
 linux-kernel@...r.kernel.org, Yixun Lan <dlan@...too.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski@....qualcomm.com>
Subject: [PATCH v3 0/2] riscv: spacemit: add gpio support for K3 SoC

Introduce gpio support for SpacemiT K3 SoC, the gpio controller
changes its register layout and bank offset, while mostly shares
other IP logic, so adjust the driver to support this.

Signed-off-by: Yixun Lan <dlan@...too.org>
---
Changes in v3:
- fix enum coding style
- Link to v2: https://lore.kernel.org/r/20260104-02-k3-gpio-v2-0-07377739581a@gentoo.org

Changes in v2:
- collect tags
- refactor gpio register read/write, introduce helper function
- Link to v1: https://lore.kernel.org/r/20251229-02-k3-gpio-v1-0-269e76785abb@gentoo.org

---
Yixun Lan (2):
      dt-bindings: gpio: spacemit: add compatible name for K3 SoC
      gpio: spacemit: Add GPIO support for K3 SoC

 .../devicetree/bindings/gpio/spacemit,k1-gpio.yaml |   4 +-
 drivers/gpio/gpio-spacemit-k1.c                    | 163 +++++++++++++++------
 2 files changed, 120 insertions(+), 47 deletions(-)
---
base-commit: 8f0b4cce4481fb22653697cced8d0d04027cb1e8
change-id: 20251229-02-k3-gpio-89b6e95cdf65

Best regards,
-- 
Yixun Lan