| Message ID | 20250512134517.1418356-2-michael@amarulasolutions.com |
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From: Michael Trimarchi <michael@amarulasolutions.com>
To: linux-amarula@amarulasolutions.com,
Michael Trimarchi <michael@amarulasolutions.com>,
Dario Binacchi <dario.binacchi@amarulasolutions.com>,
Simon Holesch <simon.holesch@bshg.com>
Subject: [PATCH 01/11] arm64: dts: imx8mn-bsh-smm-s2-common: Define suspend
voltage threshold
Date: Mon, 12 May 2025 15:45:07 +0200
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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 bbb07c650da9c..5a1ec2f6a5527 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 {
Voltage threshold should be adjust according to the worst case. Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com> --- .../boot/dts/freescale/imx8mn-bsh-smm-s2-common.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+)