Re: [PATCH v4 0/8] stm32 m4 remoteproc on STM32MP157c

From: Bjorn Andersson
Date: Sun Jun 30 2019 - 00:03:39 EST


On Tue 14 May 01:26 PDT 2019, Fabien Dessenne wrote:

> STMicrolectronics STM32MP157 MPU are based on a Dual Arm Cortex-A7 core and a
> Cortex-M4.
> This patchset adds the support of the stm32_rproc driver allowing to control
> the M4 remote processor.
>

Applied patches 1 through 3, with a few fixes of compile warnings on
data types in dev_dbg, in patch 3.

Thanks,
Bjorn

> Changes since v3:
> -Replaced "st,auto_boot" with "st,auto-boot"
> -Update m4 reg values and align with unit-address
>
> Changes since v2:
> - Clarified "reg" description
> - Change m4 unit adress to 38000000
> - Renamed "auto_boot" in "st,auto-boot"
>
> Changes since v1:
> - Gave details about the memory mapping (in bindings).
> - Used 'dma-ranges' instead of 'ranges'.
> - Updated the 'compatible' property.
> - Remove the 'recovery', 'reset-names' and 'interrupt-names' properties.
> - Clarified why / when mailboxes are optional.
>
> Fabien Dessenne (8):
> dt-bindings: stm32: add bindings for ML-AHB interconnect
> dt-bindings: remoteproc: add bindings for stm32 remote processor
> driver
> remoteproc: stm32: add an ST stm32_rproc driver
> ARM: dts: stm32: add m4 remoteproc support on STM32MP157c
> ARM: dts: stm32: declare copro reserved memories on STM32MP157c-ed1
> ARM: dts: stm32: enable m4 coprocessor support on STM32MP157c-ed1
> ARM: dts: stm32: declare copro reserved memories on STM32MP157a-dk1
> ARM: dts: stm32: enable m4 coprocessor support on STM32MP157a-dk1
>
> .../devicetree/bindings/arm/stm32/mlahb.txt | 37 ++
> .../devicetree/bindings/remoteproc/stm32-rproc.txt | 63 +++
> arch/arm/boot/dts/stm32mp157a-dk1.dts | 52 ++
> arch/arm/boot/dts/stm32mp157c-ed1.dts | 52 ++
> arch/arm/boot/dts/stm32mp157c.dtsi | 20 +
> drivers/remoteproc/Kconfig | 15 +
> drivers/remoteproc/Makefile | 1 +
> drivers/remoteproc/stm32_rproc.c | 628 +++++++++++++++++++++
> 8 files changed, 868 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/arm/stm32/mlahb.txt
> create mode 100644 Documentation/devicetree/bindings/remoteproc/stm32-rproc.txt
> create mode 100644 drivers/remoteproc/stm32_rproc.c
>
> --
> 2.7.4
>