[PATCH v2 3/3] ARM: dts: Modify I2C bus configuration

Renze Nicolai renze at rnplus.nl
Wed Apr 3 06:28:53 PDT 2024


Enable I2C bus 8 which is exposed on the IPMB_1 connector
on the X570D4U mainboard.

Additionally adds a descriptive comment to I2C busses 1 and 5.

Signed-off-by: Renze Nicolai <renze at rnplus.nl>
---
 arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts
index 66318ef8caae..8dee4faa9e07 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-x570d4u.dts
@@ -162,6 +162,7 @@ &i2c0 {
 };
 
 &i2c1 {
+	/* Hardware monitoring SMBus */
 	status = "okay";
 
 	w83773g at 4c {
@@ -219,6 +220,7 @@ i2c4mux0ch3: i2c at 3 {
 };
 
 &i2c5 {
+	/* SMBus on BMC connector (BMC_SMB_1) */
 	status = "okay";
 };
 
@@ -243,6 +245,11 @@ eth1_macaddress: macaddress at 3f88 {
 	};
 };
 
+&i2c8 {
+	/* SMBus on intelligent platform management bus header (IPMB_1) */
+	status = "okay";
+};
+
 &gfx {
 	status = "okay";
 };
-- 
2.44.0




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