Re: [PATCH 2/3] arm64: dts: ti: k3-j721s2-main: Add audio_refclk node
From: Hari Prasath
Date: Fri Jan 16 2026 - 05:29:35 EST
On 12/01/26 4:15 pm, Moteen Shah wrote:
From: Jayesh Choudhary <j-choudhary@xxxxxx>
On J721S2 SoC, the AUDIO_REFCLK1 can be used as input to external
peripherals when configured through CTRL_MMR.
Add audio_refclk1 node which would be used as system clock for
audio codec PCM3168A.
Signed-off-by: Jayesh Choudhary <j-choudhary@xxxxxx>
Signed-off-by: Moteen Shah <m-shah@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)
Reviewed-by: Hari Prasath Gujulan Elango <gehariprasath@xxxxxx>
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 80c51b11ac9f..3ecc7c973205 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -75,6 +75,15 @@ ehrpwm_tbclk: clock-controller@140 {
reg = <0x140 0x18>;
#clock-cells = <1>;
};
+
+ audio_refclk1: clock-controller@42e4 {
+ compatible = "ti,am62-audio-refclk";
+ reg = <0x42e4 0x4>;
+ clocks = <&k3_clks 157 299>;
+ assigned-clocks = <&k3_clks 157 299>;
+ assigned-clock-parents = <&k3_clks 157 328>;
+ #clock-cells = <0>;
+ };
};
main_ehrpwm0: pwm@3000000 {