linux-kernel - Re: [PATCH v2] arm64: dts: imx8mq: Init rates and parents configs for clocks

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Message-ID: <CAEnQRZBK7EYVhbGpFeC79HxU=h0OcXU_SSeaMWbp+Qk=rf=14g@mail.gmail.com>
Date:   Wed, 3 Jul 2019 16:05:49 +0300
From:   Daniel Baluta <daniel.baluta@...il.com>
To:     Abel Vesa <abel.vesa@....com>
Cc:     Rob Herring <robh@...nel.org>, Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Leonard Crestez <leonard.crestez@....com>,
        Sascha Hauer <kernel@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        Lucas Stach <l.stach@...gutronix.de>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        Devicetree List <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] arm64: dts: imx8mq: Init rates and parents configs for clocks

On Wed, Jul 3, 2019 at 3:03 PM Abel Vesa <abel.vesa@....com> wrote:
>
> Add the initial configuration for clocks that need default parent and rate
> setting. This is based on the vendor tree clock provider parents and rates
> configuration except this is doing the setup in dts rather then using clock
> consumer API in a clock provider driver.
>
> Signed-off-by: Abel Vesa <abel.vesa@....com>

For audio related clock:
Acked-by: Daniel Baluta <daniel.baluta@....com>

> ---
>
> Changes since v1:
>  - removed the PCIE and CSI clocks parent setting since
>    that should be done from their driver, as suggested
>    by Leonard.
>
>  arch/arm64/boot/dts/freescale/imx8mq.dtsi | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> index d09b808..c286f20 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> @@ -489,6 +489,20 @@
>                                 clock-names = "ckil", "osc_25m", "osc_27m",
>                                               "clk_ext1", "clk_ext2",
>                                               "clk_ext3", "clk_ext4";
> +                               assigned-clocks = <&clk IMX8MQ_VIDEO_PLL1>,
> +                                       <&clk IMX8MQ_CLK_AHB>,
> +                                       <&clk IMX8MQ_CLK_NAND_USDHC_BUS>,
> +                                       <&clk IMX8MQ_CLK_AUDIO_AHB>,
> +                                       <&clk IMX8MQ_VIDEO_PLL1_REF_SEL>,
> +                                       <&clk IMX8MQ_CLK_NOC>;
> +                               assigned-clock-parents = <0>,
> +                                               <&clk IMX8MQ_SYS1_PLL_133M>,
> +                                               <&clk IMX8MQ_SYS1_PLL_266M>,
> +                                               <&clk IMX8MQ_SYS2_PLL_500M>,
> +                                               <&clk IMX8MQ_CLK_27M>,
> +                                               <&clk IMX8MQ_SYS1_PLL_800M>;
> +                               assigned-clock-rates = <593999999>;
> +
>                         };
>
>                         src: reset-controller@...90000 {
> --
> 2.7.4
>