Re: [PATCH v5 0/2] mmc: core: add a new property/caps2

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On Tue, 7 Jul 2020 at 13:59, Yoshihiro Shimoda
<yoshihiro.shimoda.uh@xxxxxxxxxxx> wrote:
>
> Some environment (like r8a77951-salvator-xs) is possible
> to perform a full power cycle of the card in suspend via firmware
> (PSCI on arm-trusted-firmware). However, the current MMC core
> cannot issue Power Off Notification. This patch series can do it.
>
> We discussed on the v3 email thread [1].
>
> [1]
> https://lore.kernel.org/linux-renesas-soc/1592792699-24638-1-git-send-email-yoshihiro.shimoda.uh@xxxxxxxxxxx/T/#m9c25f35d7126b1c14ea431a773757652ad094341
>
>
> Changes from v4:
>  - Just add a new property/caps2 flag of MMC bindings to fix the issue.
>  https://patchwork.kernel.org/project/linux-renesas-soc/list/?series=308795
>
> Changes from v3:
>  - Modify regulator subsytem and regulator/fixed driver.
>  - Use regulator_is_enabled() instead of firmware API.
>  - Update R-Car Gen3 related dts files for the reference.
>    But, I have only tested on r8a779{5,61}-salvaltor-xs.dts.
>  https://patchwork.kernel.org/project/linux-renesas-soc/list/?series=306281
>
> Changes from v2:
>  - Fix typo of function name in patch2.
>  - Remove RFC.
>  https://patchwork.kernel.org/project/linux-renesas-soc/list/?series=305523
>
> Changes from v1:
>  - Use pm_suspend_via_firmware() API instead of pm_suspend_target_state.
>  - Modify the psci driver to call pm_set_suspend_via_firmware.
>  https://patchwork.kernel.org/patch/11557505/
>
>
> *** BLURB HERE ***
>
> Yoshihiro Shimoda (2):
>   dt-bindings: mmc: Add full-pwr-cycle-in-suspend property
>   mmc: core: Add MMC_CAP2_FULL_PWR_CYCLE_IN_SUSPEND
>
>  Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 5 +++++
>  drivers/mmc/core/host.c                                   | 2 ++
>  drivers/mmc/core/mmc.c                                    | 3 ++-
>  include/linux/mmc/host.h                                  | 1 +
>  4 files changed, 10 insertions(+), 1 deletion(-)
>
> --
> 2.7.4
>

The series looks good to me. However, I am awaiting Rob to comment on
the DT binding for a while, before I queue this up.

Kind regards
Uffe



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