Add support MediaTek's Video Companion Processor(VCP) host driver to control the MediaTek VCP Risc-V coprocessor.
> This series is based on linux-next, tag: next-20260319. > > Changes in v3: > - Fix probe path driver to using dev_err_probe error printf > - Eliminate the use of global variables > - Using readl_poll_timeout instead of "For" poll and "while" poll > - Add VCP IPC layer driver > - Fix reviewer's comments > This series patches dependent on: > [1] > https://patchwork.kernel.org/project/linux-mediatek/patch/[email protected]/ > [2] > https://patchwork.kernel.org/project/linux-mediatek/patch/[email protected]/ Xiangzhi Tang (6): dt-bindings: remoteproc: Add VCP support for mt8196 remoteproc: Mediatek: Add VCP remoteproc driver firmware: mediatek: Add VCP IPC protocol interfaces driver remoteproc: mediatek: Add VCP ipi-mbox init driver remoteproc: mediatek: Add VCP ipi communication sync mechanism remoterpoc: mediatek: vcp: Add vcp suspned and resume feature .../remoteproc/mediatek,mt8196-vcp.yaml | 161 ++++ drivers/firmware/Kconfig | 9 + drivers/firmware/Makefile | 1 + drivers/firmware/mtk-vcp-ipc.c | 481 ++++++++++ drivers/remoteproc/Kconfig | 12 + drivers/remoteproc/Makefile | 3 + drivers/remoteproc/mtk_vcp_common.c | 854 ++++++++++++++++++ drivers/remoteproc/mtk_vcp_common.h | 279 ++++++ drivers/remoteproc/mtk_vcp_rproc.c | 540 +++++++++++ drivers/remoteproc/mtk_vcp_rproc.h | 95 ++ include/linux/firmware/mediatek/mtk-vcp-ipc.h | 151 ++++ include/linux/remoteproc/mtk_vcp_public.h | 146 +++ include/linux/soc/mediatek/mtk_sip_svc.h | 2 + 13 files changed, 2734 insertions(+) create mode 100644 Documentation/devicetree/bindings/remoteproc/mediatek,mt8196-vcp.yaml create mode 100644 drivers/firmware/mtk-vcp-ipc.c create mode 100644 drivers/remoteproc/mtk_vcp_common.c create mode 100644 drivers/remoteproc/mtk_vcp_common.h create mode 100644 drivers/remoteproc/mtk_vcp_rproc.c create mode 100644 drivers/remoteproc/mtk_vcp_rproc.h create mode 100644 include/linux/firmware/mediatek/mtk-vcp-ipc.h create mode 100644 include/linux/remoteproc/mtk_vcp_public.h -- 2.46.0
