Re: [PATCH v3 00/11] Add support for MT8195 SCP 2nd core

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Good day,

A lot of comments related to the handling of SCP 0 and 1 have already been made
on this patchset, along with my own advice from the previous patchset on how to
move forward.  As such I will wait for a new revision.

Thanks,
Mathieu

On Tue, Sep 27, 2022 at 10:55:55AM +0800, Tinghan Shen wrote:
> The mediatek remoteproc driver currently only allows bringing up a 
> single core SCP, e.g. MT8183. It also only bringing up the 1st 
> core in SoCs with a dual-core SCP, e.g. MT8195. This series support 
> to bring-up the 2nd core of the dual-core SCP.
> 
> v2 -> v3:
> 1. change the representation of dual-core SCP in dts file and update SCP yaml
> 2. rewrite SCP driver to reflect the change of dts node
> 3. add SCP core 1 node to mt8195.dtsi
> 4. remove redundant call of rproc_boot for SCP
> 5. refine IPI error message
> 
> v1 -> v2:
> 1. update dt-binding property description
> 2. remove kconfig for scp dual driver
> 3. merge mtk_scp_dual.c and mtk_scp_subdev.c to mtk_scp.c
> 
> Tinghan Shen (11):
>   dt-bindings: remoteproc: mediatek: Give the subnode a persistent name
>   dt-bindings: remoteproc: mediatek: Support MT8195 dual-core SCP
>   arm64: dts: mt8195: Add SCP core 1 node
>   remoteproc: mediatek: Remove redundant rproc_boot
>   remoteproc: mediatek: Add SCP core 1 register definitions
>   remoteproc: mediatek: Add MT8195 SCP core 1 operations
>   remoteproc: mediatek: Probe MT8195 SCP core 1
>   remoteproc: mediatek: Control SCP core 1 boot by rproc subdevice
>   remoteproc: mediatek: Setup MT8195 SCP core 1 SRAM offset
>   remoteproc: mediatek: Handle MT8195 SCP core 1 watchdog timeout
>   remoteproc: mediatek: Refine ipi handler error message
> 
>  .../bindings/remoteproc/mtk,scp.yaml          | 132 ++++++++--
>  .../arm64/boot/dts/mediatek/mt8183-kukui.dtsi |   2 +-
>  arch/arm64/boot/dts/mediatek/mt8195.dtsi      |  14 +-
>  .../mediatek/vcodec/mtk_vcodec_fw_scp.c       |   2 +-
>  drivers/remoteproc/mtk_common.h               |  35 +++
>  drivers/remoteproc/mtk_scp.c                  | 241 +++++++++++++++++-
>  include/linux/remoteproc/mtk_scp.h            |   1 +
>  7 files changed, 397 insertions(+), 30 deletions(-)
> 
> -- 
> 2.18.0
> 



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