linux-kernel - Re: [PATCH v1 2/4] arm64: dts: ti: verdin-am62: Set I2S

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Date:   Wed, 2 Aug 2023 16:46:38 +0530
From:   Jai Luthra <j-luthra@...com>
To:     Francesco Dolcini <francesco@...cini.it>
CC:     Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Francesco Dolcini <francesco.dolcini@...adex.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 2/4] arm64: dts: ti: verdin-am62: Set I2S_1 MCLK rate

Hi Francesco,

On Jul 31, 2023 at 16:21:33 +0200, Francesco Dolcini wrote:
> From: Francesco Dolcini <francesco.dolcini@...adex.com>
> 
> Set AUDIO_EXT_REFCLK1, used as I2S_1_MCLK on Verdin AM62 family, to 25MHz
> (this is the only valid option according to TI [1]).
> 
> [1] https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1188051/am625-audio_ext_refclk1-clock-output---dts-support/4476322#4476322
> 
> Signed-off-by: Francesco Dolcini <francesco.dolcini@...adex.com>

Reviewed-by: Jai Luthra <j-luthra@...com>

> ---
>  arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
> index 57dd061911ab..b686a1caeec4 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
> @@ -758,6 +758,11 @@ AM62X_MCU_IOPAD(0x0028, PIN_OUTPUT,       0) /* (C5) WKUP_UART0_TXD  */ /* SODIM
>  	};
>  };
>  
> +/* VERDIN I2S_1_MCLK */
> +&audio_refclk1 {
> +	assigned-clock-rates = <25000000>;
> +};
> +
>  &cpsw3g {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_rgmii1>;
> -- 
> 2.25.1
> 
> 

-- 
Thanks,
Jai

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