[PATCH] ARM: dts: aspeed: sanmiguel: Remove HSC nodes

Potin Lai <[email protected]> Thu, 30 Jul 2026 21:11:59 +0800
Newsgroups org.ozlabs.lists.linux-aspeed,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <20260730-upstream-sanmiguel-remove-hsc-nodes-v1-1-f0308eb8a00c@gmail.com>
Remove Hot-Swap Controller (HSC) power monitor nodes from the DTS.

Due to design requirements, the HSC driver probing is moved to userspace.
Removing these nodes from the device tree prevents kernel-level automatic
driver probing and allows userspace to handle HSC device instantiation.

Signed-off-by: Potin Lai <[email protected]>
---
 .../dts/aspeed/aspeed-bmc-facebook-sanmiguel.dts   | 44 ----------------------
 1 file changed, 44 deletions(-)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-sanmiguel.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-sanmiguel.dts
index 3cc6e772cc8c..98f224d2c091 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-sanmiguel.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-sanmiguel.dts
@@ -442,50 +442,6 @@ &i2c8 {
 &i2c9 {
 	status = "okay";
 
-	pdb_mps_hsc1: power-monitor@10 {
-		compatible = "mps,mp5926";
-		reg = <0x10>;
-	};
-
-	pdb_ti_hsc1: power-monitor@11 {
-		compatible = "ti,lm5066i";
-		reg = <0x11>;
-		shunt-resistor-micro-ohms = <1000>;
-	};
-
-	pdb_mps_hsc2: power-monitor@12 {
-		compatible = "mps,mp5926";
-		reg = <0x12>;
-	};
-
-	pdb_ti_hsc2: power-monitor@13 {
-		compatible = "ti,lm5066i";
-		reg = <0x13>;
-		shunt-resistor-micro-ohms = <321>;
-	};
-
-	pdb_mps_hsc3: power-monitor@14 {
-		compatible = "mps,mp5926";
-		reg = <0x14>;
-	};
-
-	pdb_ti_hsc3: power-monitor@15 {
-		compatible = "ti,lm5066i";
-		reg = <0x15>;
-		shunt-resistor-micro-ohms = <321>;
-	};
-
-	pdb_mps_hsc4: power-monitor@16 {
-		compatible = "mps,mp5926";
-		reg = <0x16>;
-	};
-
-	pdb_ti_hsc4: power-monitor@17 {
-		compatible = "ti,lm5066i";
-		reg = <0x17>;
-		shunt-resistor-micro-ohms = <500>;
-	};
-
 	pdb_ioexp_20: gpio@20 {
 		compatible = "nxp,pca9555";
 		reg = <0x20>;

---
base-commit: c2b9fc3f7091157518a3ac2282a0a8bc797c227a
change-id: 20260730-upstream-sanmiguel-remove-hsc-nodes-b99c93ec0d9b

Best regards,
--  
Potin Lai <[email protected]>