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

From: Alexandre Torgue
Date: Tue Mar 26 2019 - 06:37:43 EST


Hi fabien

On 3/5/19 3:24 PM, 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.

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 | 30 +
.../devicetree/bindings/remoteproc/stm32-rproc.txt | 67 +++
arch/arm/boot/dts/stm32mp157a-dk1.dts | 54 ++
arch/arm/boot/dts/stm32mp157c-ed1.dts | 54 ++
arch/arm/boot/dts/stm32mp157c.dtsi | 21 +
drivers/remoteproc/Kconfig | 15 +
drivers/remoteproc/Makefile | 1 +
drivers/remoteproc/stm32_rproc.c | 624 +++++++++++++++++++++
8 files changed, 866 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


Concerning DT patches, at first glance I don't see obvious issues. I'll take Dt patches as soon as driver and bindings patches are acked.

regards
Alex