From: Marek Vasut <marex@xxxxxxx>
[ Upstream commit f4c7fa39415da6db1fa0bc26162ac23a0fbae8bb ]
The VDDA LDO1 PMIC output supplies the analog VDDA input of the
STM32MP1 on DHCOM, keep it always on, otherwise there could be
leakage through the SoC.
Fixes: 34e0c7847dcf ("ARM: dts: stm32: Add DH Electronics DHCOM STM32MP1 SoM and PDK2 board")
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Alexandre Torgue <alexandre.torgue@xxxxxx>
Cc: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>
Cc: Patrice Chotard <patrice.chotard@xxxxxx>
Cc: Patrick Delaunay <patrick.delaunay@xxxxxx>
Cc: linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
To: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Signed-off-by: Alexandre Torgue <alexandre.torgue@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
index 6c3920cd5419b..e4804afc90e2f 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
@@ -203,6 +203,7 @@
vdda: ldo1 {
regulator-name = "vdda";
+ regulator-always-on;
regulator-min-microvolt = <2900000>;
regulator-max-microvolt = <2900000>;
interrupts = <IT_CURLIM_LDO1 0>;
--
2.27.0
