The PU regulator is enabled during boot, but not necessarily always-on.
It can be disabled by the generic pm domain framework when the PU power
domain is shut down. The ramp delay of 150 us might be a bit conservative,
the value is taken from the Freescale kernel.
Signed-off-by: Philipp Zabel <redacted>
---
arch/arm/boot/dts/imx6qdl.dtsi | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index 00f0bf0..57e990e 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -515,7 +515,8 @@
regulator-name = "vddpu";
regulator-min-microvolt = <725000>;
regulator-max-microvolt = <1450000>;
- regulator-always-on;
+ regulator-enable-ramp-delay = <150>;
+ regulator-boot-on;
anatop-reg-offset = <0x140>;
anatop-vol-bit-shift = <9>;
anatop-vol-bit-width = <5>;
--
1.8.5.3
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