[PATCH 3/3] arm64: dts: renesas: r9a09g047e57-smarc: Set I2C1 clock frequency to 1 MHz
From: Tommaso Merciai
Date: Mon Aug 03 2026 - 09:37:24 EST
On the SMARC carrier board I2C1 only carries the DA7212 audio codec.
Override the 100 kHz SoC default with 1 MHz.
Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
index 4eed095b683b..469a6282b2a3 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts
@@ -147,6 +147,8 @@ &i2c0 {
};
&i2c1 {
+ clock-frequency = <1000000>;
+
da7212: codec@1a {
compatible = "dlg,da7212";
#sound-dai-cells = <0>;
--
2.54.0