linux-kernel - [PATCH v1 1/8] ARM: dts: aspeed: system1: Add IPMB device

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Message-ID: <20241213145037.3784931-2-ninad@linux.ibm.com>
Date: Fri, 13 Dec 2024 08:50:27 -0600
From: Ninad Palsule <ninad@...ux.ibm.com>
To: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org, joel@....id.au,
        andrew@...econstruct.com.au, devicetree@...r.kernel.org,
        eajames@...ux.ibm.com, ninad@...ux.ibm.com,
        linux-arm-kernel@...ts.infradead.org, linux-aspeed@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Cc: NINAD PALSULE <ninadpalsule@...ibm.com>
Subject: [PATCH v1 1/8] ARM: dts: aspeed: system1: Add IPMB device

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

Add IPMB device sitting behind PCH module

Signed-off-by: Ninad Palsule <ninad@...ux.ibm.com>
---
 arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts | 10 ++++++++++
 1 file changed, 10 insertions(+)

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 8f77bc9e860c..51a116d7041a 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
@@ -763,6 +763,16 @@ i2c3mux0chn7: i2c@7 {
 
 &i2c4 {
 	status = "okay";
+	multi-master;
+	bus-frequency = <1000000>;
+
+	//Set bmc' slave address;
+	bmc_slave@10 {
+		compatible = "ipmb-dev";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+
+		i2c-protocol;
+	};
 };
 
 &i2c5 {
-- 
2.43.0