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

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Message-ID: <695af4c3-b3fe-183f-02c7-fd080048b29c@st.com>
Date:   Tue, 26 Mar 2019 11:37:11 +0100
From:   Alexandre Torgue <alexandre.torgue@...com>
To:     Fabien Dessenne <fabien.dessenne@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Ohad Ben-Cohen <ohad@...ery.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-remoteproc@...r.kernel.org>
CC:     Loic Pallardy <loic.pallardy@...com>,
        Arnaud Pouliquen <arnaud.pouliquen@...com>,
        Ludovic Barre <ludovic.barre@...com>,
        Benjamin Gaignard <benjamin.gaignard@...com>
Subject: Re: [PATCH 0/8] stm32 m4 remoteproc on STM32MP157c

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