From: Taniya Das <tdas@codeaurora.org>
To: Vinod Koul <vkoul@kernel.org>
Cc: Rajendra Nayak <rnayak@codeaurora.org>,
agross@kernel.org, robh+dt@kernel.org,
bjorn.andersson@linaro.org, linux-arm-msm@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: sc7180: Add minimal dts/dtsi files for SC7180 soc
Date: Wed, 16 Oct 2019 16:13:01 +0530 [thread overview]
Message-ID: <79b24548-dc69-b09d-55d2-6a370446abdf@codeaurora.org> (raw)
In-Reply-To: <20191016082432.GL2654@vkoul-mobl>
>>>> + xo_board: xo-board {
>>>> + compatible = "fixed-clock";
>>>> + clock-frequency = <38400000>;
>>>> + clock-output-names = "xo_board";
>>>> + #clock-cells = <0>;
>>>> + };
>>>> +
>>>> + sleep_clk: sleep-clk {
>>>> + compatible = "fixed-clock";
>>>> + clock-frequency = <32764>;
>>>> + clock-output-names = "sleep_clk";
>>>> + #clock-cells = <0>;
>>>> + };
>>>> +
>>>> + bi_tcxo: bi_tcxo {
>>>
>>> why is this a clock defined here? Isnt this gcc clock?
>>
>> This is a RPMH-controlled clock and not from GCC. It is the parent clock for
>> GCC RCGs/PLLs.
>
> Yes right!
>
>> Once the RPMH clock support is added these would be removed.
>
> Wont it make sense to keep this bit not upstream and then remove that
> part when you have rpmh support available. Reduces the churn upstream!
>
> The parent can be xo_board till then!
>
The xo_board is 38.4MHz and bi_tcxo (xo/2), which needs to be updated
anyways :).
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next prev parent reply other threads:[~2019-10-16 10:43 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-15 10:33 [PATCH 1/2] dt-bindings: qcom: Add SC7180 bindings Rajendra Nayak
2019-10-15 10:33 ` [PATCH 2/2] arm64: dts: sc7180: Add minimal dts/dtsi files for SC7180 soc Rajendra Nayak
2019-10-16 5:25 ` Vinod Koul
2019-10-16 7:52 ` Taniya Das
2019-10-16 8:24 ` Vinod Koul
2019-10-16 10:43 ` Taniya Das [this message]
2019-10-16 8:15 ` Rajendra Nayak
2019-10-16 5:21 ` [PATCH 1/2] dt-bindings: qcom: Add SC7180 bindings Vinod Koul
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