linux-kernel - Re: [PATCH v3 0/6] Add CPU clock support for Armada 7K/8K

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Message-ID: <87a7k8o5d5.fsf@FE-laptop>
Date:   Thu, 10 Jan 2019 17:16:22 +0100
From:   Gregory CLEMENT <gregory.clement@...tlin.com>
To:     Stephen Boyd <sboyd@...eaurora.org>
Cc:     Mike Turquette <mturquette@...libre.com>,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        Jason Cooper <jason@...edaemon.net>,
        Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        linux-arm-kernel@...ts.infradead.org,
        Antoine Tenart <antoine.tenart@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Maxime Chevallier <maxime.chevallier@...tlin.com>
Subject: Re: [PATCH v3 0/6] Add CPU clock support for Armada 7K/8K

Hi Stephen,
 
 On dim., déc. 16 2018, Gregory CLEMENT <gregory.clement@...tlin.com> wrote:

> Hello,
>
> This is the third version of a series allowing to manage the cpu
> clock for Armada 7K/8K. For these SoCs, the CPUs share the same clock
> by cluster, so actually the clock management is done at cluster level.
>
> As for the other Armada 7K/8K clocks it is possible to have multiple
> AP so here again we need to have unique name: the purpose of the second
> patch is to share a common code which will be used in 3 drivers.
>
> The last 2 patch enable the driver at dt and platform level and will
> be applied through the mvebu subsystem.

What is the status of this series?

The only comments I had was from Rob about the binding and I answered
them 3 weeks ago. Do you have any other comments? Do you expect a rebase
of this series on v5.0-rc1?

Thanks,

Gregory

>
> Changelog v2->v3:
>  - Add back the first patch documenting the binding
>
> Changelog v1->v2:
>  - Header cleanup
>  - Use unsigned int instead of it for cluster member of the ap_cpu_clk struct
>  - Use clk_hw instead of clk
>  - Use regmap_read_poll_timeout
>  - Use for_each_of_cpu_node
>  - Remove unnecessary WARN_ON()
>  - Remove headers from armada_ap_cp_helper.h
>  - Few other minor cleanup
>
> Gregory CLEMENT (6):
>   dt-bindings: ap806: add the cluster clock node in the syscon file
>   clk: mvebu: add helper file for Armada AP and CP clocks
>   clk: mvebu: add CPU clock driver for Armada 7K/8K
>   clk: mvebu: ap806: Fix clock name for the cluster
>   arm64: marvell: enable the  Armada 7K/8K CPU clk driver
>   arm64: dts: marvell: Add cpu clock node on Armada 7K/8K
>
>  .../arm/marvell/ap806-system-controller.txt   |  22 ++
>  arch/arm64/Kconfig.platforms                  |   1 +
>  .../boot/dts/marvell/armada-ap806-quad.dtsi   |   4 +
>  arch/arm64/boot/dts/marvell/armada-ap806.dtsi |   6 +
>  drivers/clk/mvebu/Kconfig                     |   8 +
>  drivers/clk/mvebu/Makefile                    |   2 +
>  drivers/clk/mvebu/ap-cpu-clk.c                | 259 ++++++++++++++++++
>  drivers/clk/mvebu/ap806-system-controller.c   |  24 +-
>  drivers/clk/mvebu/armada_ap_cp_helper.c       |  30 ++
>  drivers/clk/mvebu/armada_ap_cp_helper.h       |  11 +
>  drivers/clk/mvebu/cp110-system-controller.c   |  32 +--
>  11 files changed, 357 insertions(+), 42 deletions(-)
>  create mode 100644 drivers/clk/mvebu/ap-cpu-clk.c
>  create mode 100644 drivers/clk/mvebu/armada_ap_cp_helper.c
>  create mode 100644 drivers/clk/mvebu/armada_ap_cp_helper.h
>
> -- 
> 2.19.2
>

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com