[PATCH v4 6/7] ARM: dts: aspeed: santabarbara: Add AMD APML interface support

Fred Chen fredchen.openbmc at gmail.com
Thu Oct 16 01:39:02 AEDT 2025


Enable AMD APML related features
 - add amd sbrmi node for SoC power reading
 - add amd sbtsi node for SoC temperature reading
 - rename the P0_I3C_APML_ALERT_L GPIO to align with the naming
   convention expected by the AMD APML tool

Signed-off-by: Fred Chen <fredchen.openbmc at gmail.com>
---
 .../aspeed/aspeed-bmc-facebook-santabarbara.dts  | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
index 3f36c8e03f48..3ca5109af19b 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-santabarbara.dts
@@ -329,6 +329,20 @@ gpio at 26 {
 	};
 };
 
+&i2c3 {
+	status = "okay";
+
+	sbrmi at 3c {
+		compatible = "amd,sbrmi";
+		reg = <0x3c>;
+	};
+
+	sbtsi at 4c {
+		compatible = "amd,sbtsi";
+		reg = <0x4c>;
+	};
+};
+
 &i2c4 {
 	status = "okay";
 
@@ -1755,7 +1769,7 @@ &sgpiom0 {
 	"P12V_SCM_ADC_ALERT","",
 	"CPU0_REGS_I2C_ALERT_N","",
 	"FM_RTC_ALERT_N","",
-	"APML_CPU0_ALERT_R_N","",
+	"P0_I3C_APML_ALERT_L","",
 	/*J0-J3 line 144-151*/
 	"SMB_RJ45_FIO_TMP_ALERT","",
 	"FM_SMB_ALERT_MCIO_0A_N","",
-- 
2.49.0



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