[v1,4/8] ARM: dts: aspeed: system1: Reduce sgpio speed

Message ID	20241213145037.3784931-5-ninad@linux.ibm.com (mailing list archive)
State	New
Headers	show Return-Path: <linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org> From: Ninad Palsule <ninad@linux.ibm.com> To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, joel@jms.id.au, andrew@codeconstruct.com.au, devicetree@vger.kernel.org, eajames@linux.ibm.com, ninad@linux.ibm.com, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Cc: NINAD PALSULE <ninadpalsule@us.ibm.com> Subject: [PATCH v1 4/8] ARM: dts: aspeed: system1: Reduce sgpio speed Date: Fri, 13 Dec 2024 08:50:30 -0600 Message-ID: <20241213145037.3784931-5-ninad@linux.ibm.com> In-Reply-To: <20241213145037.3784931-1-ninad@linux.ibm.com> References: <20241213145037.3784931-1-ninad@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: list Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org
Series	DTS updates for system1 BMC \| expand [v1,0/8] DTS updates for system1 BMC [v1,1/8] ARM: dts: aspeed: system1: Add IPMB device [v1,2/8] ARM: dts: aspeed: system1: Add GPIO line name [v1,3/8] ARM: dts: aspeed: system1: Add RGMII support [v1,4/8] ARM: dts: aspeed: system1: Reduce sgpio speed [v1,5/8] ARM: dts: aspeed: system1: Update LED gpio name [v1,6/8] ARM: dts: aspeed: system1: Remove VRs max8952 [v1,7/8] ARM: dts: aspeed: system1: Mark GPIO line high/low [v1,8/8] ARM: dts: aspeed: system1: Disable gpio pull down

Message ID

20241213145037.3784931-5-ninad@linux.ibm.com (mailing list archive)

State

New

Headers

From: Ninad Palsule <ninad@linux.ibm.com>
To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, joel@jms.id.au,
        andrew@codeconstruct.com.au, devicetree@vger.kernel.org,
        eajames@linux.ibm.com, ninad@linux.ibm.com,
        linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org,
        linux-kernel@vger.kernel.org
Cc: NINAD PALSULE <ninadpalsule@us.ibm.com>
Subject: [PATCH v1 4/8] ARM: dts: aspeed: system1: Reduce sgpio speed
Date: Fri, 13 Dec 2024 08:50:30 -0600
Message-ID: <20241213145037.3784931-5-ninad@linux.ibm.com>
In-Reply-To: <20241213145037.3784931-1-ninad@linux.ibm.com>
References: <20241213145037.3784931-1-ninad@linux.ibm.com>
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 linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org

Series

DTS updates for system1 BMC | expand

Commit Message

Ninad Palsule Dec. 13, 2024, 2:50 p.m. UTC

From: NINAD PALSULE <ninadpalsule@us.ibm.com>

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

Signed-off-by: Ninad Palsule <ninad@linux.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 775a95470f5c..ebbb14241256 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 {

[v1,4/8] ARM: dts: aspeed: system1: Reduce sgpio speed

Commit Message

Patch