Hello Oleksij,
On 17-06-14 22:48:52, Oleksij Rempel wrote:
> Hallo all,
>
> this is RFC patchset to provide remoteproc functionality on
> imx7d SoC.
> Since current kernel do not have devicetrees for board which
> I used for testing, this RFC patchset includes this too.
>
> For testing I used this simple counter written in ASM:
> ======================================
> .syntax unified
> .text
> .thumb
> .int 0x10020000 @ Initial SP value
> .int reset + 1
>
> reset:
>
> mov r0, #0x55
> ldr r1, =(0x40)
> 1:
> str r0, [r1]
> add r0, 1
> b 1b
>
> /* Dummy data, required by remoteproc loader */
> /* Please FIXME, this part seem to be incorrect */
> .data
> .section .resource_table, "aw"
> .word 1, 0, 0, 0 /* struct resource_table base */
> .word 0 /* uint32_t offset[1] */
> ============================================================
> compiled with:
> ${CROSS}as -o imx7m4.o imx7m4.S
> ${CROSS}ld -Ttext=0x0 -o imx7m4.elf imx7m4.o
> cp imx7m4.elf /srv/nfs/sid-armhf/lib/firmware/rproc-imx_rproc-fw
>
> Functionality was confirmed with current OpenOCD master.
> OpenOCD cfg file can be found here:
> https://github.com/olerem/openocd/blob/imx7-2017.06.14/tcl/target/imx7.cfg
>
> Comment and suggestions are welcome.
Have you by chance also tried testing this with FreeRTOS code running on the
M4 side?
Regards,
Sanchayan.
>
> Regards,
> Oleksij
>
> Oleksij Rempel (3):
> ARM: dts: imx7d: add imx7d-phyboard-zeta
> remoteproc: imx_rproc: add a NXP/Freescale imx rproc driver
> ARM: dts: imx7s: add rproc node
>
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/imx7d-pba-c-09.dtsi | 272 ++++++++++++++++++++++++++++++
> arch/arm/boot/dts/imx7d-peb-av-02.dtsi | 104 ++++++++++++
> arch/arm/boot/dts/imx7d-peb-eval-02.dtsi | 130 ++++++++++++++
> arch/arm/boot/dts/imx7d-phyboard-zeta.dts | 144 ++++++++++++++++
> arch/arm/boot/dts/imx7d-phycore-som.dtsi | 272 ++++++++++++++++++++++++++++++
> arch/arm/boot/dts/imx7d-pinfunc-lpsr.h | 76 +++++++++
> arch/arm/boot/dts/imx7s.dtsi | 9 +
> drivers/remoteproc/Kconfig | 8 +
> drivers/remoteproc/Makefile | 1 +
> drivers/remoteproc/imx_rproc.c | 264 +++++++++++++++++++++++++++++
> 11 files changed, 1281 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx7d-pba-c-09.dtsi
> create mode 100644 arch/arm/boot/dts/imx7d-peb-av-02.dtsi
> create mode 100644 arch/arm/boot/dts/imx7d-peb-eval-02.dtsi
> create mode 100644 arch/arm/boot/dts/imx7d-phyboard-zeta.dts
> create mode 100644 arch/arm/boot/dts/imx7d-phycore-som.dtsi
> create mode 100644 arch/arm/boot/dts/imx7d-pinfunc-lpsr.h
> create mode 100644 drivers/remoteproc/imx_rproc.c
>
> --
> 2.11.0
>
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