ARM: dts: aspeed: system1: Reduce sgpio speed

Reduce sgpio speed to improve stability with the current PCB layout.

Reviewed-by: Eddie James <eajames@linux.ibm.com>
Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
Link: https://patch.msgid.link/20250204194115.3899174-6-ninad@linux.ibm.com
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
index 5567e24ff99b97577be6c4b1b1fb03ea0ba80457..e02ff50fb48e68e7c2f122393405f46f28b61b9b 100644 (file)
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
@@ -401,7 +401,7 @@
 &sgpiom0 {
        status = "okay";
        ngpios = <128>;
-       bus-frequency = <1000000>;
+       bus-frequency = <500000>;
 };
 
 &ibt {