2023-07-31 14:42:30

by Francesco Dolcini

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Subject: [PATCH v1 2/4] arm64: dts: ti: verdin-am62: Set I2S_1 MCLK rate

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From: Francesco Dolcini <[email protected]>

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 <[email protected]>
---
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

2023-08-02 13:32:40

by Jai Luthra

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Subject: Re: [PATCH v1 2/4] arm64: dts: ti: verdin-am62: Set I2S_1 MCLK rate

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Hi Francesco,

On Jul 31, 2023 at 16:21:33 +0200, Francesco Dolcini wrote:
> From: Francesco Dolcini <[email protected]>
>
> 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 <[email protected]>

Reviewed-by: Jai Luthra <[email protected]>

> ---
> 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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