arm/aspeed i2c driver · Maintained

Maintainers

• M Ryan Chen <ryan_chen@aspeedtech.com>
• R Benjamin Herrenschmidt <benh@kernel.crashing.org>
• R Joel Stanley <joel@jms.id.au>

Paths

• F Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml
• F Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2400-i2c-ic.yaml
• F drivers/i2c/busses/i2c-aspeed.c
• F drivers/irqchip/irq-aspeed-i2c-ic.c

Last 30 days

Active reviewers (last 30 days)

• Conor Dooley <conor.dooley@microchip.com>
  2 attestations (2 Acked-by) · last on 2026-06-23
• Rob Herring (Arm) <robh@kernel.org>
  2 attestations (2 Reviewed-by) · last on 2026-06-23

Recent patches

Most-recent 30 patches in this subsystem on linux-arm-kernel (capped at 30), ordered by date desc.

• COLD17d [PATCH v33 4/5] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-06-23 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD17d [PATCH v33 2/5] i2c: aspeed: Read clock-frequency via i2c_parse_fw_timings()
  2026-06-23 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD17d REVIEWED: 10 (10M) [PATCH v33 1/5] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-06-23 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD23d [PATCH v32 4/5] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-06-11 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD23d [PATCH v32 2/5] i2c: aspeed: Read clock-frequency via i2c_parse_fw_timings()
  2026-06-11 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD23d REVIEWED: 10 (10M) [PATCH v32 1/5] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-06-11 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD37d [PATCH v31 2/5] i2c: aspeed: Read clock-frequency via i2c_parse_fw_timings()
  2026-06-03 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD37d REVIEWED: 10 (10M) [PATCH v31 1/5] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-06-03 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD37d [PATCH v31 4/5] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-06-03 · Ryan Chen <ryan_chen@aspeedtech.com>
• DORMANTno replies [PATCH] i2c: aspeed: Simplify resource mapping and IRQ retrieval
  2026-06-03 · Rosen Penev <hidden>
• COLD42d [PATCH v30 4/5] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-05-28 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD42d [PATCH v30 2/5] i2c: aspeed: Read clock-frequency via i2c_parse_fw_timings()
  2026-05-28 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD42d REVIEWED: 10 (10M) [PATCH v30 1/5] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-05-28 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD53d [PATCH RESEND v29 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-05-13 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD53d [PATCH RESEND v29 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-05-13 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE85d [PATCH v29 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-04-15 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE85d [PATCH v29 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-04-15 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE88d [PATCH v28 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-03-30 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE88d [PATCH v28 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-03-30 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE106d [PATCH v27 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-03-24 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE106d [PATCH v27 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-03-24 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE114d [PATCH v26 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-03-09 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE114d [PATCH v26 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-03-09 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE131d [PATCH v25 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-02-25 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE131d [PATCH v25 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-02-25 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE159d [PATCH v24 3/4] i2c: ast2600: Add controller driver for new register layout
  2025-11-18 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE159d [PATCH v24 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2025-11-18 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE235d [PATCH v23 3/4] i2c: ast2600: Add controller driver for new register layout
  2025-11-17 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE235d [PATCH v23 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2025-11-17 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE239d [PATCH v22 3/4] i2c: ast2600: Add controller driver for new register layout
  2025-11-12 · Ryan Chen <ryan_chen@aspeedtech.com>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE131d [PATCH v25 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-02-25 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE114d [PATCH v26 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-03-09 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE114d [PATCH v26 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-03-09 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE106d [PATCH v27 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-03-24 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE88d [PATCH v28 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
  2026-03-30 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE88d [PATCH v28 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-03-30 · Ryan Chen <ryan_chen@aspeedtech.com>
• STALE85d [PATCH v29 3/4] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-04-15 · Ryan Chen <ryan_chen@aspeedtech.com>
• DORMANTno replies [PATCH] i2c: aspeed: Simplify resource mapping and IRQ retrieval
  2026-06-03 · Rosen Penev <hidden>