linux-kernel - [PATCH v3 4/5] ARM: dts: aspeed: yosemite5: Add ipmb node for OCP debug card

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Message-Id: <20251219-yv5_revise_dts-v3-4-ca1d5a382013@gmail.com>
Date: Fri, 19 Dec 2025 16:09:57 +0800
From: Kevin Tung <kevin.tung.openbmc@...il.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Joel Stanley <joel@....id.au>, 
 Andrew Jeffery <andrew@...econstruct.com.au>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org, 
 Amithash Prasasd <amithash@...a.com>, Kevin Tung <Kevin.Tung@...ntatw.com>, 
 Ken Chen <Ken.Chen@...ntatw.com>, Leo Yang <Leo-Yang@...ntatw.com>, 
 Kevin Tung <kevin.tung.openbmc@...il.com>
Subject: [PATCH v3 4/5] ARM: dts: aspeed: yosemite5: Add ipmb node for OCP
 debug card

Add the device tree node to enable the IPMB interface used by
the OCP debug card.

Signed-off-by: Kevin Tung <kevin.tung.openbmc@...il.com>
---
 arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts
index 983aebc394d9159c7e3db2e7c39e963f7b64c855..84d3731b17f7c7c87338672bbcc859de2b89b722 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite5.dts
@@ -365,7 +365,14 @@ i2c6mux0ch3: i2c@3 {
 
 /* SCM CPLD I2C */
 &i2c7 {
+	multi-master;
 	status = "okay";
+
+	ipmb@10 {
+		compatible = "ipmb-dev";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+		i2c-protocol;
+	};
 };
 
 &i2c8 {

-- 
2.52.0