[PATCH 1/9] arm64: dts: imx8mn-bsh-smm-s2-common: Define suspend voltage threshold
Dario Binacchi
dario.binacchi at amarulasolutions.com
Wed May 14 01:24:55 PDT 2025
From: Michael Trimarchi <michael at amarulasolutions.com>
Voltage threshold should be adjust according to the worst case.
Signed-off-by: Michael Trimarchi <michael at amarulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>
---
.../boot/dts/freescale/imx8mn-bsh-smm-s2-common.dtsi | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-common.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-common.dtsi
index bbb07c650da9..5a1ec2f6a552 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-common.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-bsh-smm-s2-common.dtsi
@@ -105,6 +105,12 @@ buck1_reg: BUCK1 {
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
+
+ /* enable autosuspend threshold */
+ rohm,dvs-run-voltage = <850000>;
+ rohm,dvs-idle-voltage = <850000>;
+ rohm,dvs-suspend-voltage = <850000>;
+ rohm,no-regulator-enable-control;
};
buck2_reg: BUCK2 {
@@ -115,6 +121,11 @@ buck2_reg: BUCK2 {
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
+
+ /* enable autosuspend threshold */
+ rohm,dvs-run-voltage = <960000>;
+ rohm,dvs-idle-voltage = <860000>;
+ rohm,no-regulator-enable-control;
};
buck3_reg: BUCK3 {
--
2.43.0
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