[PATCH v2 2/4] arm64: dts: ti: verdin-am62: Set I2S_1 MCLK rate

From: Francesco Dolcini
Date: Sun Aug 06 2023 - 04:51:39 EST


From: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>

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@xxxxxxxxxxx>
---
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 12dd1d64eac9..5db9ef2dc7e5 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
@@ -768,6 +768,11 @@ 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