linux-kernel - Re: [PATCH v2] clk: qcom: gcc-ipq6018: Use floor ops for sdcc clocks

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Date:   Tue, 25 Apr 2023 14:44:10 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Mantas Pucka <mantas@...vices.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] clk: qcom: gcc-ipq6018: Use floor ops for sdcc clocks


On 4/25/23 10:11, Mantas Pucka wrote:
> SDCC clocks must be rounded down to avoid overclocking the controller.
>
> Fixes: d9db07f088af ("clk: qcom: Add ipq6018 Global Clock Controller support")
> Signed-off-by: Mantas Pucka <mantas@...vices.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>


Konrad

> v2: remove unnecessary newline in commit message
>
>   drivers/clk/qcom/gcc-ipq6018.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clk/qcom/gcc-ipq6018.c b/drivers/clk/qcom/gcc-ipq6018.c
> index 3f9c2f61a5d9..5c5d1b04ea7a 100644
> --- a/drivers/clk/qcom/gcc-ipq6018.c
> +++ b/drivers/clk/qcom/gcc-ipq6018.c
> @@ -1654,7 +1654,7 @@ static struct clk_rcg2 sdcc1_apps_clk_src = {
>   		.name = "sdcc1_apps_clk_src",
>   		.parent_data = gcc_xo_gpll0_gpll2_gpll0_out_main_div2,
>   		.num_parents = 4,
> -		.ops = &clk_rcg2_ops,
> +		.ops = &clk_rcg2_floor_ops,
>   	},
>   };
>