linux-kernel - Re: [PATCH] clk: qcom: smd-rpm: Add mdm9607 clocks

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Date:   Mon, 08 Feb 2021 10:11:47 -0800
From:   Stephen Boyd <sboyd@...nel.org>
To:     Konrad Dybcio <konrad.dybcio@...ainline.org>,
        phone-devel@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: qcom: smd-rpm: Add mdm9607 clocks

Quoting Konrad Dybcio (2021-01-30 17:30:09)
> Add support for RPM-managed clocks on the MDM9607 platform.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
> ---
>  .../devicetree/bindings/clock/qcom,rpmcc.txt  |  1 +
>  drivers/clk/qcom/clk-smd-rpm.c                | 32 +++++++++++++++++++
>  2 files changed, 33 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt b/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt
> index b44a0622fb3a..5ac207d4b8ab 100644
> --- a/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt
> +++ b/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt
> @@ -10,6 +10,7 @@ Required properties :
>  - compatible : shall contain only one of the following. The generic
>                 compatible "qcom,rpmcc" should be also included.
>  
> +                       "qcom,rpmcc-mdm9607", "qcom,rpmcc"
>                         "qcom,rpmcc-msm8660", "qcom,rpmcc"
>                         "qcom,rpmcc-apq8060", "qcom,rpmcc"
>                         "qcom,rpmcc-msm8916", "qcom,rpmcc"
> diff --git a/drivers/clk/qcom/clk-smd-rpm.c b/drivers/clk/qcom/clk-smd-rpm.c
> index 0e1dfa89489e..ceea50bae8f8 100644
> --- a/drivers/clk/qcom/clk-smd-rpm.c
> +++ b/drivers/clk/qcom/clk-smd-rpm.c
> @@ -406,6 +406,37 @@ static const struct clk_ops clk_smd_rpm_branch_ops = {
>         .unprepare      = clk_smd_rpm_unprepare,
>  };
>  
> +/* mdm9607 */
> +DEFINE_CLK_SMD_RPM_BRANCH(mdm9607, xo_clk_src, xo_a_clk_src, QCOM_SMD_RPM_MISC_CLK, 0,
> +                                                               19200000);

Same comment about the parent rate being specified here. Please follow
how clk-rpmh has done it.

> +DEFINE_CLK_SMD_RPM(mdm9607, pcnoc_clk, pcnoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 0);