This is a note to let you know that I've just added the patch titled
ARM: dts: stm32: Keep VDDA LDO1 always on on DHCOM
to the 5.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm-dts-stm32-keep-vdda-ldo1-always-on-on-dhcom.patch
and it can be found in the queue-5.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit d74ca7a546b3ac40043a743bbdb75587d57199bd
Author: Marek Vasut <marex@xxxxxxx>
Date: Thu Oct 29 20:46:52 2020 +0100
ARM: dts: stm32: Keep VDDA LDO1 always on on DHCOM
[ 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>
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>;
