> -----Original Message----- > From: Mathieu Poirier <[email protected]> > Sent: Thursday, April 23, 2026 7:53 AM > To: Shenwei Wang <[email protected]>; Andrew Lunn <[email protected]> > Cc: Linus Walleij <[email protected]>; Bartosz Golaszewski <[email protected]>; > Jonathan Corbet <[email protected]>; Rob Herring <[email protected]>; Krzysztof > Kozlowski <[email protected]>; Conor Dooley <[email protected]>; Bjorn > Andersson <[email protected]>; Frank Li <[email protected]>; Sascha Hauer > <[email protected]>; Shuah Khan <[email protected]>; linux- > > Once again Andrew Lunn was left out. >
Seems an issue of get_maintainer.pl, but he is included in the thread for the gpio‑rpmsg driver patch.. Cc: Andrew Lunn <[email protected]> > On Wed, 22 Apr 2026 at 15:29, Shenwei Wang <[email protected]> > wrote: > > > > Support the remote devices on the remote processor via the RPMSG bus > > on i.MX platform. > > > > Changes in v13: > > - drop the support for legacy NXP firmware. > > - remove the fixed_up hooks from the rpmsg gpio driver. > > - code cleanup. > > > > Changes in v12: > > - Fixed the "underline" warning reported by Randy. > > > > Changes in v11: > > - Expand RPMSG for the first time per Shuah's review comment. > > > > Changes in v10: > > - Update gpio-rpmsg.rst according to Daniel Baluta's review comments. > > - Add a kernel CONFIG for fixed up handlers and only enable it on > > i.MX products. > > - Fixed bugs reported by kernel test robot. > > > > Changes in v9: > > - Reuse the gpio-virtio design for command and IRQ type definitions. > > - Remove msg_id, version, and vendor fields from the generic protocol. > > - Add fixed-up handlers to support legacy firmware. > > > > Changes in v8: > > - Add "depends on REMOTEPROC" in Kconfig to fix the build error reported > > by the kernel test robot. > > - Move the .rst patch before the .yaml patch. > > - Handle the "ngpios" DT property based on Andrew's feedback. > > > > Changes in v7: > > - Reworked the driver to use the rpmsg_driver framework instead of > > platform_driver, based on feedback from Bjorn and Arnaud. > > - Updated gpio-rpmsg.yaml and imx_rproc.yaml according to comments from > > Rob and Arnaud. > > - Further refinements to gpio-rpmsg.yaml per Arnaud's feedback. > > > > Changes in v6: > > - make the driver more generic with the actions below: > > rename the driver file to gpio-rpmsg.c > > remove the imx related info in the function and variable names > > rename the imx_rpmsg.h to rpdev_info.h > > create a gpio-rpmsg.yaml and refer it in imx_rproc.yaml > > - update the gpio-rpmsg.rst according to the feedback from Andrew and > > move the source file to driver-api/gpio > > - fix the bug reported by Zhongqiu Han > > - remove the I2C related info > > > > Changes in v5: > > - move the gpio-rpmsg.rst from admin-guide to staging directory after > > discussion with Randy Dunlap. > > - add include files with some code improvements per Bartosz's comments. > > > > Changes in v4: > > - add a documentation to describe the transport protocol per Andrew's > > comments. > > - add a new handler to get the gpio direction. > > > > Changes in v3: > > - fix various format issue and return value check per Peng 's review > > comments. > > - add the logic to also populate the subnodes which are not in the > > device map per Arnaud's request. (in imx_rproc.c) > > - update the yaml per Frank's review comments. > > > > Changes in v2: > > - re-implemented the gpio driver per Linus Walleij's feedback by using > > GPIOLIB_IRQCHIP helper library. > > - fix various format issue per Mathieu/Peng 's review comments. > > - update the yaml doc per Rob's feedback > > > > Shenwei Wang (4): > > docs: driver-api: gpio: rpmsg gpio driver over rpmsg bus > > dt-bindings: remoteproc: imx_rproc: Add "rpmsg" subnode support > > gpio: rpmsg: add generic rpmsg GPIO driver > > arm64: dts: imx8ulp: Add rpmsg node under imx_rproc > > > > .../devicetree/bindings/gpio/gpio-rpmsg.yaml | 55 ++ > > .../bindings/remoteproc/fsl,imx-rproc.yaml | 53 ++ > > Documentation/driver-api/gpio/gpio-rpmsg.rst | 266 ++++++++ > > Documentation/driver-api/gpio/index.rst | 1 + > > arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 25 + > > drivers/gpio/Kconfig | 17 + > > drivers/gpio/Makefile | 1 + > > drivers/gpio/gpio-rpmsg.c | 573 ++++++++++++++++++ > > 8 files changed, 991 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/gpio/gpio-rpmsg.yaml > > create mode 100644 Documentation/driver-api/gpio/gpio-rpmsg.rst > > create mode 100644 drivers/gpio/gpio-rpmsg.c > > > > -- > > 2.43.0 > >
