[PATCH v1] Revise duty cycle for SMB9 and SMB10
From: Delphine CC Chiu
Date: Mon Apr 01 2024 - 05:05:25 EST
ARM: dts: aspeed: yosemite4:
Revise duty cycle for SMB9 and SMB10 to 40:60
To meet 400kHz-i2c clock low time spec (> 1.3 us).
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@xxxxxxxxxx>
---
arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
index 64075cc41d92..b3a2aa8f53a5 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -257,6 +257,7 @@ power-sensor@40 {
&i2c8 {
status = "okay";
bus-frequency = <400000>;
+ i2c-clk-high-min-percent = <40>;
i2c-mux@70 {
compatible = "nxp,pca9544";
idle-state = <0>;
@@ -268,6 +269,7 @@ i2c-mux@70 {
&i2c9 {
status = "okay";
bus-frequency = <400000>;
+ i2c-clk-high-min-percent = <40>;
i2c-mux@71 {
compatible = "nxp,pca9544";
idle-state = <0>;
--
2.25.1