Messages in this thread | | | Date | Tue, 16 May 2023 16:33:33 +0200 | Subject | Re: [PATCH v3 0/4] stm32mp15: update remoteproc to support SCMI Device tree | From | Alexandre TORGUE <> |
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Hi Mathieu
On 5/15/23 19:27, Mathieu Poirier wrote: > On Fri, May 12, 2023 at 11:39:22AM +0200, Arnaud Pouliquen wrote: >> Update vs V2[1]: >> --------------- >> - update yaml to remove label in examples >> - fix error management for devm_reset_control_get_optional(dev, "hold_boot") >> - rebased on commit ac9a78681b92 ("Linux 6.4-rc1") >> >> [1]https://lore.kernel.org/lkml/20230504094641.870378-1-arnaud.pouliquen@foss.st.com/T/ >> >> >> Description: >> ----------- >> This series updates the stm32_rproc driver and associated DT node to >> support device tree configuration with and without SCMI server. >> The impact is mainly on the MCU hold boot management. >> >> Three configurations have to be supported: >> >> 1) Configuration without OP-TEE SCMI (legacy): Trusted context not activated >> - The MCU reset is controlled through the Linux RCC reset driver. >> - The MCU HOLD BOOT is controlled through The RCC sysconf. >> >> 2) Configuration with SCMI server: Trusted context activated >> - The MCU reset is controlled through the SCMI reset service. >> - The MCU HOLD BOOT is no more controlled through a SMC call service but >> through the SCMI reset service. >> >> 3) Configuration with OP-TEE SMC call (deprecated): Trusted context activated >> - The MCU reset is controlled through the Linux RCC reset driver. >> - The MCU HOLD BOOT is controlled through The SMC call. >> >> In consequence this series: >> - adds the use of the SCMI reset service to manage the MCU hold boot, >> - determines the configuration to use depending on the presence of the >> "reset-names" property >> if ( "reset-names" property contains "hold_boot") >> then use reset_control services >> else use regmap access based on "st,syscfg-holdboot" property. >> - set the DT st,syscfg-tz property as deprecated >> >> Arnaud Pouliquen (4): >> dt-bindings: remoteproc: st,stm32-rproc: Rework reset declarations >> remoteproc: stm32: Allow hold boot management by the SCMI reset >> controller >> ARM: dts: stm32: Update reset declarations >> ARM: dts: stm32: fix m4_rproc references to use SCMI >> >> .../bindings/remoteproc/st,stm32-rproc.yaml | 44 +++++++++-- >> arch/arm/boot/dts/stm32mp151.dtsi | 2 +- >> arch/arm/boot/dts/stm32mp157a-dk1-scmi.dts | 6 +- >> arch/arm/boot/dts/stm32mp157c-dk2-scmi.dts | 6 +- >> arch/arm/boot/dts/stm32mp157c-ed1-scmi.dts | 6 +- >> arch/arm/boot/dts/stm32mp157c-ev1-scmi.dts | 6 +- >> drivers/remoteproc/stm32_rproc.c | 76 ++++++++++++++----- >> 7 files changed, 111 insertions(+), 35 deletions(-) >> > > I have applied patch 1 and 2. Unless Alexandre wants to proceed differently, > patches 3 and 4 should go through his tree.
I will merge DT patches in STM32 tree.
cheers Alex
> > Thanks, > Mathieu > >> -- >> 2.25.1 >>
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