[PATCH 1/2] arm64: dts: salvator-x: update I2C ch4 clock to 400kHz

[Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>]

From: Takeshi Kihara <takeshi.kihara.df@xxxxxxxxxxx>

Any of the following devices connected to I2C ch4 of the Salvator-X board
will operate at 400 kHz:

    PCA9654, 9FGV0841, ADV7482WBBCZ, MAX9611, 5P49V5923

This patch updates the clock frequency to 400 KHz.

Signed-off-by: Takeshi Kihara <takeshi.kihara.df@xxxxxxxxxxx>
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
 arch/arm64/boot/dts/renesas/salvator-x.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/salvator-x.dtsi b/arch/arm64/boot/dts/renesas/salvator-x.dtsi
index 468868c8ed9f..2828482eba1c 100644
--- a/arch/arm64/boot/dts/renesas/salvator-x.dtsi
+++ b/arch/arm64/boot/dts/renesas/salvator-x.dtsi
@@ -20,6 +20,8 @@
 };
 
 &i2c4 {
+	clock-frequency = <400000>;
+
 	versaclock5: clock-generator@6a {
 		compatible = "idt,5p49v5923";
 		reg = <0x6a>;
-- 
2.11.0