risc-v microchip support · Supported

Maintainers

• M Conor Dooley <conor.dooley@microchip.com>
• M Daire McNamara <daire.mcnamara@microchip.com>

Paths

• F Documentation/devicetree/bindings/clock/microchip,mpfs*.yaml
• F Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
• F Documentation/devicetree/bindings/i2c/microchip,corei2c.yaml
• F Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml
• F Documentation/devicetree/bindings/net/can/microchip,mpfs-can.yaml
• F Documentation/devicetree/bindings/pinctrl/microchip,mpfs-pinctrl-iomux0.yaml
• F Documentation/devicetree/bindings/pinctrl/microchip,mpfs-pinctrl-mssio.yaml
• F Documentation/devicetree/bindings/pinctrl/microchip,pic64gx-pinctrl-gpio2.yaml
• F Documentation/devicetree/bindings/pwm/microchip,corepwm.yaml
• F Documentation/devicetree/bindings/riscv/microchip.yaml
• F Documentation/devicetree/bindings/soc/microchip/microchip,mpfs*.yaml
• F Documentation/devicetree/bindings/spi/microchip,mpfs-spi.yaml
• F Documentation/devicetree/bindings/usb/microchip,mpfs-musb.yaml
• F arch/riscv/boot/dts/microchip/
• F drivers/char/hw_random/mpfs-rng.c
• F drivers/clk/microchip/clk-mpfs*.c
• F drivers/firmware/microchip/mpfs-auto-update.c
• F drivers/gpio/gpio-mpfs.c
• F drivers/i2c/busses/i2c-microchip-corei2c.c
• F drivers/mailbox/mailbox-mpfs.c
• F drivers/pci/controller/plda/pcie-microchip-host.c
• F drivers/pinctrl/microchip/pinctrl-mpfs-iomux0.c
• F drivers/pinctrl/microchip/pinctrl-mpfs-mssio.c
• F drivers/pinctrl/microchip/pinctrl-pic64gx-gpio2.c
• F drivers/pwm/pwm-microchip-core.c
• F drivers/reset/reset-mpfs.c
• F drivers/rtc/rtc-mpfs.c
• F drivers/soc/microchip/mpfs-control-scb.c
• F drivers/soc/microchip/mpfs-mss-top-sysreg.c
• F drivers/soc/microchip/mpfs-sys-controller.c
• F drivers/spi/spi-microchip-core-qspi.c
• F drivers/spi/spi-mpfs.c
• F drivers/usb/musb/mpfs.c
• F include/soc/microchip/mpfs.h

Last 30 days

Recent patches

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

• DORMANTno replies [PATCH] riscv: dts: microchip: remove redudant enabling of syscontroller
  2026-05-15 · Conor Dooley <conor@kernel.org>
• COLD23d IN LINUX-NEXT: 1 (0M) [PATCH v2] dt-bindings: i2c: microchip,corei2c: permit resets
  2026-05-06 · Conor Dooley <conor@kernel.org>
• DORMANTno replies [PATCH] riscv: dts: microchip: fix pic64gx gpio interrupt-cells
  2026-05-05 · Conor Dooley <conor@kernel.org>
• STALE73d [PATCH v1] riscv: dts: microchip: fix icicle i2c pinctrl configuration
  2026-04-20 · Conor Dooley <conor@kernel.org>
• DORMANTno replies Re: [PATCH v3 6/6] riscv: dts: microchip: add pinctrl nodes for mpfs/icicle kit
  2026-04-17 · Conor Dooley <conor@kernel.org>
• STALE92d [PATCH 3/3] riscv: dts: microchip: sort pic64gx i2c nodes alphanumerically
  2026-04-07 · Conor Dooley <conor@kernel.org>
• STALE92d [PATCH 2/3] riscv: dts: microchip: update pic64gx gpio interrupts to better match the SoC
  2026-04-07 · Conor Dooley <conor@kernel.org>
• STALE92d [PATCH 1/3] riscv: dts: microchip: add tsu clock to macb on pic64gx
  2026-04-07 · Conor Dooley <conor@kernel.org>
• STALE101d [PATCH] dt-bindings: gpio: fix microchip #interrupt-cells
  2026-03-26 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 5/5] riscv: dts: microchip: add gpio line names on beaglev-fire
  2026-03-19 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 4/5] riscv: dts: microchip: add adc interrupt on beaglev-fire
  2026-03-19 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 3/5] riscv: dts: microchip: clean up beaglev-fire regulator node names
  2026-03-19 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 2/5] riscv: dts: microchip: remove gpio hogs from beaglev-fire
  2026-03-19 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 1/5] riscv: dts: microchip: gpio controllers on mpfs need 2 interrupt cells
  2026-03-19 · Conor Dooley <conor@kernel.org>
• STALE100d REVIEWED: 31 (31M) [PATCH v13 5/5] riscv: dts: microchip: update mpfs gpio interrupts to better match the SoC
  2026-03-18 · Conor Dooley <conor@kernel.org>
• STALE100d REVIEWED: 32 (31M) [PATCH v13 2/5] gpio: mpfs: Add interrupt support
  2026-03-18 · Conor Dooley <conor@kernel.org>
• STALE100d [PATCH v13 1/5] dt-bindings: gpio: fix microchip,mpfs-gpio interrupt documentation
  2026-03-18 · Conor Dooley <conor@kernel.org>
• STALE112d [PATCH v12 4/4] riscv: dts: microchip: update mpfs gpio interrupts to better match the SoC
  2026-03-11 · Conor Dooley <conor@kernel.org>
• STALE112d [PATCH v12 1/4] gpio: mpfs: Add interrupt support
  2026-03-11 · Conor Dooley <conor@kernel.org>
• STALE128d [PATCH 2/2] spi: dt-bindings: mpfs-spi: remove clock-names
  2026-03-03 · Conor Dooley <conor@kernel.org>
• STALE128d [PATCH 1/2] spi: dt-bindings: mpfs-spi: permit resets
  2026-03-03 · Conor Dooley <conor@kernel.org>
• STALE127d [PATCH v1] dt-bindings: usb: mpfs-musb: permit resets
  2026-03-03 · Conor Dooley <conor@kernel.org>
• STALE127d [PATCH v1] dt-bindings: i2c: microchip,corei2c: permit resets
  2026-03-03 · Conor Dooley <conor@kernel.org>
• STALE127d [PATCH v1] dt-bindings: gpio: mpfs-gpio: permit resets
  2026-03-03 · Conor Dooley <conor@kernel.org>
• STALE129d [RFC v11 4/4] riscv: dts: microchip: update mpfs gpio interrupts to better match the SoC
  2026-02-27 · Conor Dooley <conor@kernel.org>
• STALE129d [RFC v11 1/4] gpio: mpfs: Add interrupt support
  2026-02-27 · Conor Dooley <conor@kernel.org>
• STALE126d [PATCH net-next v2 1/8] riscv: dts: microchip: add tsu clock to macb on mpfs
  2026-02-26 · Conor Dooley <conor@kernel.org>
• STALE153d [PATCH v1] riscv: dts: microchip: add can resets to mpfs
  2026-01-28 · Conor Dooley <conor@kernel.org>
• STALE169d [PATCH v4 4/5] pinctrl: add polarfire soc mssio pinctrl driver
  2026-01-20 · Conor Dooley <conor@kernel.org>
• STALE169d [PATCH v4 3/5] dt-bindings: pinctrl: document polarfire soc mssio pin controller
  2026-01-20 · Conor Dooley <conor@kernel.org>

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.

• STALE100d REVIEWED: 31 (31M) [PATCH v13 5/5] riscv: dts: microchip: update mpfs gpio interrupts to better match the SoC
  2026-03-18 · Conor Dooley <conor@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.

• STALE83d [PATCH v3 1/6] pinctrl: move microchip riscv pinctrl drivers to a folder
  2026-01-19 · Conor Dooley <conor@kernel.org>
• STALE83d [PATCH v3 3/6] dt-bindings: pinctrl: document polarfire soc mssio pin controller
  2026-01-19 · Conor Dooley <conor@kernel.org>
• STALE83d [PATCH v3 4/6] pinctrl: add polarfire soc mssio pinctrl driver
  2026-01-19 · Conor Dooley <conor@kernel.org>
• STALE169d [PATCH v4 1/5] pinctrl: move microchip riscv pinctrl drivers to a folder
  2026-01-20 · Conor Dooley <conor@kernel.org>
• STALE169d [PATCH v4 4/5] pinctrl: add polarfire soc mssio pinctrl driver
  2026-01-20 · Conor Dooley <conor@kernel.org>
• STALE129d [RFC v11 4/4] riscv: dts: microchip: update mpfs gpio interrupts to better match the SoC
  2026-02-27 · Conor Dooley <conor@kernel.org>
• STALE128d [PATCH 2/2] spi: dt-bindings: mpfs-spi: remove clock-names
  2026-03-03 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 1/5] riscv: dts: microchip: gpio controllers on mpfs need 2 interrupt cells
  2026-03-19 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 2/5] riscv: dts: microchip: remove gpio hogs from beaglev-fire
  2026-03-19 · Conor Dooley <conor@kernel.org>
• STALE65d [PATCH v1 3/5] riscv: dts: microchip: clean up beaglev-fire regulator node names
  2026-03-19 · Conor Dooley <conor@kernel.org>