[PATCH] ARM: tegra: Add core supply for Tegra114 boards

From: Mikko Perttunen

Date: Wed Sep 30 2026 - 00:12:10 EST


After commit 4cc90d4c043e ("ARM: tegra: Configure Tegra114 power
domains"), a core-supply property is required in the PMC node.
Label the core regulator on Dalmore, NVIDIA SHIELD and Tegra Note 7
and add the property.

Fixes: 4cc90d4c043e ("ARM: tegra: Configure Tegra114 power domains")
Signed-off-by: Mikko Perttunen <mperttunen@xxxxxxxxxx>
---
This skips TF701T since there is already a patch on the mailing list for
it. Tested on Dalmore, but not on TN7 or SHIELD Portable.
---
arch/arm/boot/dts/nvidia/tegra114-dalmore.dts | 4 +++-
arch/arm/boot/dts/nvidia/tegra114-roth.dts | 4 +++-
arch/arm/boot/dts/nvidia/tegra114-tn7.dts | 4 +++-
3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/arch/arm/boot/dts/nvidia/tegra114-dalmore.dts b/arch/arm/boot/dts/nvidia/tegra114-dalmore.dts
index c06b52fe330a..8d97a47c969c 100644
--- a/arch/arm/boot/dts/nvidia/tegra114-dalmore.dts
+++ b/arch/arm/boot/dts/nvidia/tegra114-dalmore.dts
@@ -969,7 +969,7 @@ smps45 {
regulator-boot-on;
};

- smps457 {
+ vdd_core: smps457 {
regulator-name = "vdd-core";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1400000>;
@@ -1095,6 +1095,8 @@ flash@0 {
};

pmc@7000e400 {
+ core-supply = <&vdd_core>;
+
nvidia,invert-interrupt;
nvidia,suspend-mode = <1>;
nvidia,cpu-pwr-good-time = <500>;
diff --git a/arch/arm/boot/dts/nvidia/tegra114-roth.dts b/arch/arm/boot/dts/nvidia/tegra114-roth.dts
index a89b16573b42..f48d5c37e848 100644
--- a/arch/arm/boot/dts/nvidia/tegra114-roth.dts
+++ b/arch/arm/boot/dts/nvidia/tegra114-roth.dts
@@ -837,7 +837,7 @@ vdd_1v8: smps3 {
regulator-boot-on;
};

- smps457 {
+ vdd_core: smps457 {
regulator-name = "vdd-soc";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1400000>;
@@ -960,6 +960,8 @@ rtc {
};

pmc@7000e400 {
+ core-supply = <&vdd_core>;
+
nvidia,invert-interrupt;
};

diff --git a/arch/arm/boot/dts/nvidia/tegra114-tn7.dts b/arch/arm/boot/dts/nvidia/tegra114-tn7.dts
index 75fbafb4a872..4b1e47364fdb 100644
--- a/arch/arm/boot/dts/nvidia/tegra114-tn7.dts
+++ b/arch/arm/boot/dts/nvidia/tegra114-tn7.dts
@@ -95,7 +95,7 @@ smps123 {
regulator-boot-on;
};

- smps45 {
+ vdd_core: smps45 {
regulator-name = "vd-soc";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
@@ -241,6 +241,8 @@ rtc {
};

pmc@7000e400 {
+ core-supply = <&vdd_core>;
+
nvidia,invert-interrupt;
};


---
base-commit: 72d3fcf802c45d00b300f25b848a93c3a2bd7c7e
change-id: 20260930-dalmore-fixes-core-supply-e628f9d40127