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 <p.za...@pengutronix.de>
---
 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 fb28b2e..253d82c 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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