Commit ec0e5549 authored by Shengjiu Wang's avatar Shengjiu Wang Committed by Mathieu Poirier
Browse files

remoteproc: imx_dsp_rproc: Add remoteproc driver for DSP on i.MX 



Provide a basic driver to control DSP processor found on NXP i.MX8QM,
i.MX8QXP, i.MX8MP and i.MX8ULP.

Currently it is able to resolve addresses between DSP and main CPU,
start and stop the processor, suspend and resume.

The communication between DSP and main CPU is based on mailbox, there
are three mailbox channels (tx, rx, rxdb).

This driver was tested on NXP i.MX8QM, i.MX8QXP, i.MX8MP and i.MX8ULP.

Signed-off-by: default avatarShengjiu Wang <shengjiu.wang@nxp.com>
Link: https://lore.kernel.org/r/1633944015-789-4-git-send-email-shengjiu.wang@nxp.com


Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
parent d2320a04

drivers/remoteproc/Kconfig

+11 −0
Original line number Diff line number Diff line
@@ -34,6 +34,17 @@ config IMX_REMOTEPROC 


	  It's safe to say N here.



config IMX_DSP_REMOTEPROC

	tristate "i.MX DSP remoteproc support"

	depends on ARCH_MXC

	depends on HAVE_ARM_SMCCC

	select MAILBOX

	help

	  Say y here to support iMX's DSP remote processors via the remote

	  processor framework.



	  It's safe to say N here.



config INGENIC_VPU_RPROC

	tristate "Ingenic JZ47xx VPU remoteproc support"

	depends on MIPS || COMPILE_TEST

drivers/remoteproc/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ remoteproc-y += remoteproc_virtio.o 
remoteproc-y				+= remoteproc_elf_loader.o

obj-$(CONFIG_REMOTEPROC_CDEV)		+= remoteproc_cdev.o

obj-$(CONFIG_IMX_REMOTEPROC)		+= imx_rproc.o

obj-$(CONFIG_IMX_DSP_REMOTEPROC)	+= imx_dsp_rproc.o

obj-$(CONFIG_INGENIC_VPU_RPROC)		+= ingenic_rproc.o

obj-$(CONFIG_MTK_SCP)			+= mtk_scp.o mtk_scp_ipi.o

obj-$(CONFIG_OMAP_REMOTEPROC)		+= omap_remoteproc.o

drivers/remoteproc/imx_dsp_rproc.c

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