[PATCH V9 0/3] soc: imx: add scu firmware api support
From: aisheng.dong@nxp.com (Dong Aisheng)
Date: 2018-10-07 13:04:40
Unlike the former i.MX Architectures, the new generation i.MX8 SoCs (e.g. MX8QXP and MX8QM) contain a system controller which runs on a dedicated Cortex-M core to provide power, clock, Pad, and resource management. Communication between the host processor running an OS and the system controller happens through a SCU protocol. This patchset adds the SCU APIs which is implemented based on MU and will be used by different system components. It mainly consists of below parts: 1) SCU IPC Basic IPC mechanism implemention based on mailbox which is used for communication between AP and SCU firmware. 2) SCU IPC Service API v8->v9: * only scu headfile path update from include/soc/imx to include/linux/firmware/imx Dong Aisheng (3): dt-bindings: arm: fsl: add scu binding doc firmware: imx: add SCU firmware driver support firmware: imx: add misc svc support .../devicetree/bindings/arm/freescale/fsl,scu.txt | 183 ++++++ drivers/firmware/Kconfig | 1 + drivers/firmware/Makefile | 1 + drivers/firmware/imx/Kconfig | 11 + drivers/firmware/imx/Makefile | 2 + drivers/firmware/imx/imx-scu.c | 269 +++++++++ drivers/firmware/imx/misc.c | 99 ++++ include/linux/firmware/imx/ipc.h | 59 ++ include/linux/firmware/imx/sci.h | 17 + include/linux/firmware/imx/svc/misc.h | 55 ++ include/linux/firmware/imx/types.h | 617 +++++++++++++++++++++ 11 files changed, 1314 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt create mode 100644 drivers/firmware/imx/Kconfig create mode 100644 drivers/firmware/imx/Makefile create mode 100644 drivers/firmware/imx/imx-scu.c create mode 100644 drivers/firmware/imx/misc.c create mode 100644 include/linux/firmware/imx/ipc.h create mode 100644 include/linux/firmware/imx/sci.h create mode 100644 include/linux/firmware/imx/svc/misc.h create mode 100644 include/linux/firmware/imx/types.h -- 2.7.4