linux-kernel - [PATCH v2 06/10] ARM: dts: aspeed: system1: Reduce sgpio speed

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Message-ID: <20250107162350.1281165-7-ninad@linux.ibm.com>
Date: Tue,  7 Jan 2025 10:23:43 -0600
From: Ninad Palsule <ninad@...ux.ibm.com>
To: minyard@....org, robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
        andrew+netdev@...n.ch, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, ninad@...ux.ibm.com,
        ratbert@...aday-tech.com, openipmi-developer@...ts.sourceforge.net,
        netdev@...r.kernel.org, joel@....id.au, andrew@...econstruct.com.au,
        devicetree@...r.kernel.org, eajames@...ux.ibm.com,
        linux-arm-kernel@...ts.infradead.org, linux-aspeed@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 06/10] ARM: dts: aspeed: system1: Reduce sgpio speed

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

Signed-off-by: Ninad Palsule <ninad@...ux.ibm.com>
---
 arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 0f4658074709..a37dfd359836 100644
--- 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 @@ &emmc {
 &sgpiom0 {
 	status = "okay";
 	ngpios = <128>;
-	bus-frequency = <1000000>;
+	bus-frequency = <500000>;
 };
 
 &ibt {
-- 
2.43.0