Re: [PATCH v4 0/8] Add clock config and pm support to bcm iProc mdio mux

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On 08/01/2018 05:53 PM, Arun Parameswaran wrote:
> Hi,
> The patchset is based on David Miller's "net-next" repo.
> 
> The patchset extends the Broadcom iProc mdio mux to add support for
> suspend/resume and the ability to configure the internal clock
> divider. The patchset also sets the scan control register to
> disable external master access.
> 
> The base address of the mdio-mux-bcm-iproc is modified to point to the
> start of the mdio block's address space, to be able to access all the
> mdio's registers. The missing registers are required to configure the
> internal clock divider registers in some of the Broadcom SoC's.

Looks ready to me now, thanks for your persistence addressing feedback.

> 
> Changes from v3:
>  - Removed 'platform_set_drvdata(pdev, NULL)' call (in patch 5/8)
>  - Fixed the return code handling for the devm_clk_get() call (in patch
>    7/8)
>  - Added Reviewed-by tag to Patch 8/8
> 
> Changes from v2:
>  - Addressed Andrew's comments:
>      - Moved to using devm_mdiobus_alloc. Added this as a separate patch.
>      - Changed to reverse christmas tree order for variable declaration in
>        the clock patch
>  - Addressed Florian's comments:
>      - Removed null checks for the clock before calling unprepare in
>        both clock and pm patches.
>      - Added check for EPROBE_DEFER when fetching the clock in the clock
>        patch.
>  - The patch to use the devm API has been added before the clock & pm
>    patches. This patch is now patch '5' in the series.
>  - Added reviewed-by tags to commit messages of patches which remain
>    unmodified from v2.
>  - Modified PM patch to use platform_get_drvdata() in suspend/resume
>    API's, similar to the recent fix that went in for the remove()
>    api.
> 
> Changes from v1:
>  - Addressed Andrew's comments.
>    - Reworked the patches to be based on 'net-next'
>    - Removed 'fixes' from the commit messages, the changes are related
>      to the new features being added.
>    - Maintained backward compatibility to older dt-blob's specifying
>      base addresse with an offset. The correction is applied in the
>      driver and a message is printed to update the dt-blob.
>    - Re-worked and re-ordered the last four patches (4-7).
>      - Added setting of the scan control register as a new patch
>      - Added a call to 'clk_prepare_enable()' in the patch that adds
>        the clock config support, removed the debug message when clock
>        is not passed.
>      - Simplified the pm support patch (removed the array used for the
>        save/restore logic).
> 
> Thanks
> 
> Arun Parameswaran (8):
>   dt-bindings: net: Fix Broadcom iProc mdio mux driver base address
>   net: phy: Fix the register offsets in Broadcom iProc mdio mux driver
>   arm64: dts: Fix the base address of the Broadcom iProc mdio mux
>   net: phy: Disable external master access in bcm mdio mux driver
>   net: phy: Use devm api for mdio bus allocation in bcm iproc mdio mux
>   dt-bindings: net: Add clock handle to Broadcom iProc mdio mux
>   net: phy: Add support to configure clock in Broadcom iProc mdio mux
>   net: phy: Add pm support to Broadcom iProc mdio mux driver
> 
>  .../bindings/net/brcm,mdio-mux-iproc.txt           |   7 +-
>  arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi   |   4 +-
>  .../arm64/boot/dts/broadcom/stingray/stingray.dtsi |   4 +-
>  drivers/net/phy/mdio-mux-bcm-iproc.c               | 108 ++++++++++++++++++---
>  4 files changed, 106 insertions(+), 17 deletions(-)
> 

-- 
Florian
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