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authorPhilipp Zabel <p.zabel@pengutronix.de>2015-02-23 20:40:15 +0300
committerShawn Guo <shawn.guo@linaro.org>2015-03-30 11:43:33 +0300
commit40130d327f7206c76838cf8efd180d960e4ce454 (patch)
tree6c97636123018753098448ba3da7e12913d3ce76 /arch/arm/boot/dts/imx6qdl.dtsi
parent016dbd7ad54cc6cdf05df5df5d98fbef09d82ebd (diff)
downloadlinux-40130d327f7206c76838cf8efd180d960e4ce454.tar.xz
ARM: dts: imx6qdl: Allow disabling the PU regulator, add a enable ramp delay
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.zabel@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/imx6qdl.dtsi')
-rw-r--r--arch/arm/boot/dts/imx6qdl.dtsi2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
index 76f4997d86fc..82dd0051865a 100644
--- a/arch/arm/boot/dts/imx6qdl.dtsi
+++ b/arch/arm/boot/dts/imx6qdl.dtsi
@@ -600,7 +600,7 @@
regulator-name = "vddpu";
regulator-min-microvolt = <725000>;
regulator-max-microvolt = <1450000>;
- regulator-always-on;
+ regulator-enable-ramp-delay = <150>;
anatop-reg-offset = <0x140>;
anatop-vol-bit-shift = <9>;
anatop-vol-bit-width = <5>;