i2c subsystem host drivers · Maintained

Maintainers

• M Andi Shyti <andi.shyti@kernel.org>

Paths

• F Documentation/devicetree/bindings/i2c/
• F drivers/i2c/algos/
• F drivers/i2c/busses/
• F include/dt-bindings/i2c/

Last 30 days

Most active threads (last 7 days)

• WARM2d [PATCH 00/11] Initial Apple M3 Pro, Max and Ultra device trees
  2026-07-09 07:31 · 1 reply in 7d · Janne Grunau <j@jannau.net>
• COOLING4d [PATCH v8 0/4] Enable multi-owner I2C support for QCOM GENI controllers
  2026-07-08 05:11 · 2 replies in 7d · Mukesh Kumar Savaliya <mukesh.savaliya@oss.qualcomm.com>
• COOLING5d [PATCH v7 0/2] i2c: ls2x: Add clock- related properties and parsing
  2026-07-07 03:53 · 2 replies in 7d · Hongliang Wang <hidden>
• COOLING5d [PATCH] dt-bindings: i2c: mv64xxx: Add Allwinner A733 compatible string
  2026-07-07 13:28 · 0 replies in 7d · Jerome Brunet <jbrunet@baylibre.com>
• COOLING5d [PATCH] dt-bindings: i2c: qcom,sa8255p-geni-i2c: Add compatible for Nord SA8797P
  2026-07-07 09:57 · 0 replies in 7d · Shawn Guo <hidden>
• COOLING5d [PATCH] Revert "dt-bindings: i2c: Describe SA8255p"
  2026-07-07 08:02 · 0 replies in 7d · Shawn Guo <hidden>
• WARM2d [PATCH v3 00/20] driver core: count references of the platform device's fwnode, not OF node
  2026-07-06 12:45 · 1 reply in 7d · Bartosz Golaszewski <hidden>
• WARM3d [PATCH v2 0/8] riscv: eswin: eic7700: Add support for clocks, resets, pinctrl, HSP bus, I2C and watchdog
  2026-07-06 08:11 · 1 reply in 7d · Pinkesh Vaghela <pinkesh.vaghela@einfochips.com>

Active reviewers (last 30 days)

• Conor Dooley <conor.dooley@microchip.com>
  5 attestations (5 Acked-by) · last on 2026-07-07
• Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>
  5 attestations (5 Acked-by) · last on 2026-06-17
• Konrad Dybcio <hidden>
  5 attestations (5 Reviewed-by) · last on 2026-06-17
• Rob Herring (Arm) <robh@kernel.org>
  4 attestations (2 Acked-by, 2 Reviewed-by) · last on 2026-07-08
• Andi Shyti <andi.shyti@kernel.org>
  3 attestations (3 Acked-by) · last on 2026-07-06
• Huacai Chen <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-07-07
• Krzysztof Kozlowski <hidden>
  2 attestations (2 Reviewed-by) · last on 2026-06-30
• Andy Shevchenko <andriy.shevchenko@linux.intel.com>
  1 attestation (1 Reviewed-by) · last on 2026-07-06
• Alim Akhtar <alim.akhtar@samsung.com>
  1 attestation (1 Acked-by) · last on 2026-06-23
• Sebastian Reichel <hidden>
  1 attestation (1 Acked-by) · last on 2026-06-23

Recent patches

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

• WARM2d [PATCH 08/11] dt-bindings: i2c: apple,i2c: Add t6030 and t6031 compatibles
  2026-07-09 · Janne Grunau <j@jannau.net>
• COOLING4d [PATCH v8 4/4] i2c: qcom-geni: Support multi-owner controllers in GPI mode
  2026-07-08 · Mukesh Kumar Savaliya <mukesh.savaliya@oss.qualcomm.com>
• COOLING4d REVIEWED: 7 (7M) [PATCH v8 1/4] dt-bindings: i2c: qcom,i2c-geni: Document multi-owner controller support
  2026-07-08 · Mukesh Kumar Savaliya <mukesh.savaliya@oss.qualcomm.com>
• COOLING5d [PATCH] dt-bindings: i2c: mv64xxx: Add Allwinner A733 compatible string
  2026-07-07 · Jerome Brunet <jbrunet@baylibre.com>
• COOLING5d [PATCH] dt-bindings: i2c: qcom,sa8255p-geni-i2c: Add compatible for Nord SA8797P
  2026-07-07 · Shawn Guo <hidden>
• COOLING5d [PATCH] Revert "dt-bindings: i2c: Describe SA8255p"
  2026-07-07 · Shawn Guo <hidden>
• COOLING5d REVIEWED: 1 (0M) [PATCH v7 2/2] i2c: ls2x: Add clocks property parsing and adjust bus speed
  2026-07-07 · Hongliang Wang <hidden>
• COOLING5d REVIEWED: 4 (3M) [PATCH v7 1/2] dt-bindings: i2c: ls2x-i2c: Add clocks and clock-frequency properties
  2026-07-07 · Hongliang Wang <hidden>
• WARM2d REVIEWED: 10 (10M) [PATCH v3 08/20] i2c: pxa-pci: use platform_device_set_of_node()
  2026-07-06 · Bartosz Golaszewski <hidden>
• WARM3d [PATCH v2 6/8] dt-bindings: i2c: dw: add ESWIN EIC7700 SoC I2C controller
  2026-07-06 · Pinkesh Vaghela <pinkesh.vaghela@einfochips.com>
• COOLING4d [PATCH 07/10] dt-bindings: i2c: apple,i2c: Add t8132 compatible
  2026-07-05 · Yureka Lilian <hidden>
• COOLING4d REVIEWED: 10 (10M) [PATCH v8 2/8] dt-bindings: i2c: amlogic: Add compatible for T7 SOC
  2026-07-02 · Ronald Claveau via B4 Relay <devnull+linux-kernel-dev.aliel.fr@kernel.org>
• COOLING10d [PATCH v3 2/2] i2c: cadence: Add support for Axiado AX3000
  2026-07-01 · Swark Yang <syang@axiado.com>
• COOLING10d REVIEWED: 3 (3M) [PATCH v3 1/2] dt-bindings: i2c: cadence: Add Axiado AX3000
  2026-07-01 · Swark Yang <syang@axiado.com>
• COOLING13d [PATCH v5 2/3] i2c: ma35d1: Add Nuvoton MA35D1 I2C driver support
  2026-06-30 · Zi-Yu Chen <hidden>
• COOLING13d REVIEWED: 1 (0M) [PATCH v5 1/3] dt-bindings: i2c: nuvoton,ma35d1-i2c: Add MA35D1 I2C controller
  2026-06-30 · Zi-Yu Chen <hidden>
• COOLING11d REVIEWED: 3 (3M) [PATCH v2 07/19] i2c: pxa-pci: use platform_device_set_of_node()
  2026-06-29 · Bartosz Golaszewski <hidden>
• COOLING7d [PATCH v1 2/3] i2c: qcom-slave: Add driver for Qualcomm I2C slave controller
  2026-06-28 · Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>
• COOLING7d [PATCH v1 1/3] dt-bindings: i2c: Add Qualcomm I2C slave controller
  2026-06-28 · Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>
• COOLING13d [RFC 11/12] i2c: qcom-geni: Fall back to i2c_acpi_find_bus_speed()
  2026-06-23 · Hans de Goede <hidden>
• COOLING12d REVIEWED: 21 (20M) [PATCH v2 2/2] dt-bindings: Drop incorrect usage of double '::'
  2026-06-23 · Krzysztof Kozlowski <hidden>
• COLD19d [PATCH v33 4/5] i2c: ast2600: Add controller driver for AST2600 new register set
  2026-06-23 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD19d [PATCH v33 5/5] i2c: ast2600: Add target mode support
  2026-06-23 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD19d REVIEWED: 10 (10M) [PATCH v33 3/5] dt-bindings: i2c: ast2600-i2c.yaml: Add global-regs properties
  2026-06-23 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD19d [PATCH v33 2/5] i2c: aspeed: Read clock-frequency via i2c_parse_fw_timings()
  2026-06-23 · Ryan Chen <ryan_chen@aspeedtech.com>
• COLD19d 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>
• WARM3d [PATCH 2/2] dt-bindings: Drop incorrect usage of double '::'
  2026-06-22 · Krzysztof Kozlowski <hidden>
• COOLING5d IN LINUX-NEXT: 2 (1M) [PATCH v7 6/6] i2c: qcom-geni: Enable I2C on SA8255p Qualcomm platforms
  2026-06-17 · Praveen Talari <hidden>
• COOLING5d IN LINUX-NEXT: 2 (1M) [PATCH v7 5/6] i2c: qcom-geni: Store of_device_id data in driver private struct
  2026-06-17 · Praveen Talari <hidden>
• COOLING5d IN LINUX-NEXT: 2 (1M) [PATCH v7 4/6] i2c: qcom-geni: Use resources helper APIs in runtime PM functions
  2026-06-17 · Praveen Talari <hidden>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE172d REVIEWED: 5 (5M) [PATCH v3 2/5] dt-bindings: i2c: qcom-cci: Document sm6150 compatible
  2026-01-15 · Wenmeng Liu <hidden> · 1 Reviewed-by
• STALE165d REVIEWED: 6 (6M) [PATCH v6 5/7] i2c: omap: switch to new generic helper for getting selected mux-state
  2026-01-21 · Josua Mayer <hidden> · 1 Reviewed-by
• STALE170d REVIEWED: 5 (5M) [PATCH v4 2/5] dt-bindings: i2c: qcom-cci: Document sm6150 compatible
  2026-01-22 · Wenmeng Liu <hidden> · 1 Reviewed-by
• STALE156d REVIEWED: 5 (5M) [PATCH v5 2/5] dt-bindings: i2c: qcom-cci: Document sm6150 compatible
  2026-01-22 · Wenmeng Liu <hidden> · 1 Reviewed-by
• STALE159d REVIEWED: 9 (9M) [PATCH v7 5/7] i2c: omap: switch to new generic helper for getting selected mux-state
  2026-01-28 · Josua Mayer <hidden> · 2 Reviewed-by
• STALE160d REVIEWED: 1 (0M) [PATCH v7 4/6] i2c: xiic: switch to generic device property accessors
  2026-01-29 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org> · 1 Reviewed-by
• STALE161d REVIEWED: 1 (0M) [PATCH v8 3/6] i2c: xiic: switch to generic device property accessors
  2026-02-01 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org> · 1 Reviewed-by
• DORMANTno replies REVIEWED: 1 (0M) [PATCH v8 5/6] i2c xiic: cosmetic: use resource format specifier in debug log
  2026-02-01 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org> · 1 Reviewed-by
• STALE159d REVIEWED: 1 (0M) [PATCH v9 3/7] i2c: xiic: switch to generic device property accessors
  2026-02-02 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org> · 1 Reviewed-by
• STALE159d REVIEWED: 1 (0M) [PATCH v9 5/7] i2c: xiic: cosmetic: use resource format specifier in debug log
  2026-02-02 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org> · 1 Reviewed-by

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.

• STALE193d [PATCH v2 08/12] i2c: qcom-geni: Isolate serial engine setup
  2025-12-29 · Praveen Talari <hidden>
• STALE193d [PATCH v2 09/12] i2c: qcom-geni: Move resource initialization to separate function
  2025-12-29 · Praveen Talari <hidden>
• STALE193d [PATCH v2 11/12] i2c: qcom-geni: Store of_device_id data in driver private struct
  2025-12-29 · Praveen Talari <hidden>
• STALE193d [PATCH v2 12/12] i2c: qcom-geni: Enable I2C on SA8255p Qualcomm platforms
  2025-12-29 · Praveen Talari <hidden>
• STALE172d [PATCH v5 5/7] i2c: omap: switch to new generic helper for getting selected mux-state
  2026-01-18 · Josua Mayer <hidden>
• STALE171d [PATCH v2 2/4] i2c: add Andes I2C driver support
  2026-01-22 · Ben Zong-You Xie via B4 Relay <devnull+ben717.andestech.com@kernel.org>
• STALE166d [PATCH v5 1/6] dt-bindings: i2c: xiic: make clocks optional
  2026-01-26 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org>
• STALE163d [PATCH v6 2/7] i2c: xiic: make the clock optional
  2026-01-27 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org>
• STALE163d [PATCH v6 5/7] i2c: xiic: switch to generic device property accessors
  2026-01-27 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org>
• STALE163d [PATCH v6 7/7] i2c xiic: cosmetic: use resource format specifier in debug log
  2026-01-27 · Abdurrahman Hussain via B4 Relay <devnull+abdurrahman.nexthop.ai@kernel.org>