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From:   Kevin Hilman <khilman@baylibre.com>
To:     Jerome Brunet <jbrunet@baylibre.com>,
        Neil Armstrong <narmstrong@baylibre.com>
Cc:     Neil Armstrong <narmstrong@baylibre.com>,
        linux-clk@vger.kernel.org, linux-amlogic@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/5] 0/6] arm64: meson-sm1: add support for DVFS
In-Reply-To: <1jblwc6wjq.fsf@starbuckisacylon.baylibre.com>
References: <20190826072539.27725-1-narmstrong@baylibre.com> <1jblwc6wjq.fsf@starbuckisacylon.baylibre.com>
Date:   Tue, 27 Aug 2019 12:12:09 -0700
Message-ID: <7h8srexw1i.fsf@baylibre.com>
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Sender: linux-kernel-owner@vger.kernel.org
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Jerome Brunet <jbrunet@baylibre.com> writes:

> On Mon 26 Aug 2019 at 09:25, Neil Armstrong <narmstrong@baylibre.com> wrote:
>
>> Following DVFS support for the Amlogic G12A and G12B SoCs, this serie
>> enables DVFS on the SM1 SoC for the SEI610 board.
>>
>> The SM1 Clock structure is slightly different because of the Cortex-A55
>> core used, having the capability for each core of a same cluster to run
>> at a different frequency thanks to the newly used DynamIQ Shared Unit.
>>
>> This is why SM1 has a CPU clock tree for each core and for DynamIQ Shared Unit,
>> with a bypass mux to use the CPU0 instead of the dedicated trees.
>>
>> The DSU uses a new GP1 PLL as default clock, thus GP1 is added as read-only.
>>
>> The SM1 OPPs has been taken from the Amlogic Vendor tree, and unlike
>> G12A only a single version of the SoC is available.
>>
>> Dependencies:
>> - patch 6 is based on the "arm64: meson: add support for SM1 Power Domains" serie,
>> 	but is not a strong dependency, it will work without
>>
>> Changes since v1:
>> - exposed GP1, DSU and CPU 1,2,3 clock in patch 1
>>
>> Neil Armstrong (5):
>>   dt-bindings: clk: meson: add sm1 periph clock controller bindings
>>   clk: meson: g12a: add support for SM1 GP1 PLL
>>   clk: meson: g12a: add support for SM1 DynamIQ Shared Unit clock
>>   clk: meson: g12a: add support for SM1 CPU 1, 2 & 3 clocks
>>   arm64: dts: meson-sm1-sei610: enable DVFS
>>
>>  .../bindings/clock/amlogic,gxbb-clkc.txt      |   1 +
>>  .../boot/dts/amlogic/meson-sm1-sei610.dts     |  59 +-
>>  arch/arm64/boot/dts/amlogic/meson-sm1.dtsi    |  69 +++
>>  drivers/clk/meson/g12a.c                      | 544 ++++++++++++++++++
>>  drivers/clk/meson/g12a.h                      |  24 +-
>>  include/dt-bindings/clock/g12a-clkc.h         |   5 +
>>  6 files changed, 697 insertions(+), 5 deletions(-)
>
> Applied 1 to 4

Will there be a stable tag I can use for that so I can apply patch 5?

Kevin