Add guide on how to use the Remote Processors on i.MX8M and i.MX93. Update MAINTAINERS to include doc/board/nxp.
Signed-off-by: Peng Fan <[email protected]> --- MAINTAINERS | 1 + doc/board/nxp/index.rst | 1 + doc/board/nxp/rproc.rst | 69 +++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 71 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 671903605d17a78b88d83ddb7e01b78115b553e7..b30ebdabefa087995fa9147f11d862fe0a12b75d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -317,6 +317,7 @@ F: arch/arm/include/asm/mach-imx/ F: board/freescale/*mx*/ F: board/freescale/common/ F: common/spl/spl_imx_container.c +F: doc/board/nxp/ F: doc/imx/ F: drivers/mailbox/imx-mailbox.c F: drivers/serial/serial_mxc.c diff --git a/doc/board/nxp/index.rst b/doc/board/nxp/index.rst index 670501164b5c11f64dc1dab03b6f90e2fba0163d..7b881961b65d4b481b018761cdedb7efb4d208c7 100644 --- a/doc/board/nxp/index.rst +++ b/doc/board/nxp/index.rst @@ -26,4 +26,5 @@ NXP Semiconductors mx6sabresd mx6ul_14x14_evk mx6ullevk + rproc psb diff --git a/doc/board/nxp/rproc.rst b/doc/board/nxp/rproc.rst new file mode 100644 index 0000000000000000000000000000000000000000..b023c1fadf6253438158b46a9ca1cc9a4e3dd757 --- /dev/null +++ b/doc/board/nxp/rproc.rst @@ -0,0 +1,69 @@ +.. SPDX-License-Identifier: GPL-2.0+ + Copyright 2025 NXP + Written by Peng Fan <[email protected]> + +i.MX remoteproc usage guide +=========================== + +Introduction +------------ + +This guide is for giving user how to use the Remote Processors found on +various i.MX Chips. The term remote processor is indicating the Cortex-M +[4,7,33] cores inside i.MX family. + +i.MX8MM-EVK +----------- + +Steps to start the Cortex-M4 core + + load mmc 2:2 0x90000000 /lib/firmware/imx8mm_m4_TCM_rpmsg_lite_str_echo_rtos.elf + + rproc load 0 0x90000000 ${filesize} + + rproc start 0 + +i.MX8MN-EVK +----------- + +Steps to start the Cortex-M7 core + + load mmc 2:2 0x90000000 /lib/firmware/imx8mn_m7_TCM_rpmsg_lite_str_echo_rtos.elf + + rproc load 0 0x90000000 ${filesize} + + rproc start 0 + +i.MX8MQ-EVK +----------- + +Steps to start the Cortex-M4 core + + load mmc 0:2 0x90000000 /lib/firmware/imx8mq_m4_TCM_rpmsg_lite_str_echo_rtos.elf + + rproc load 0 0x90000000 ${filesize} + + rproc start 0 + +i.MX8MP-EVK +----------- + +Steps to start the Cortex-M7 core + + load mmc 2:2 0x90000000 /lib/firmware/imx8mp_m7_TCM_rpmsg_lite_str_echo_rtos.elf + + rproc load 0 0x90000000 ${filesize} + + rproc start 0 + +i.MX93-FRDM/QSB/EVK +------------------- + +Steps to start the Cortex-M33 core, need to choose the correct file for +corresponding board. + + load mmc 0:2 0x90000000 /lib/firmware/imx93-11x11-evk_m33_TCM_rpmsg_lite_str_echo_rtos.elf + + rproc load 0 0x90000000 ${filesize} + + rproc start 0 --- base-commit: a58089ad2e41e88f81360f0e99bfd0715aceb556 change-id: 20251020-rproc-doc-3e0f5df18c48 Best regards, -- Peng Fan <[email protected]>
