ARM: dts: imx6qdl: Allow disabling the PU regulator, add a enable ramp delay
authorPhilipp Zabel <p.zabel@pengutronix.de>
Mon, 23 Feb 2015 17:40:15 +0000 (18:40 +0100)
committerShawn Guo <shawn.guo@linaro.org>
Mon, 30 Mar 2015 08:43:33 +0000 (16:43 +0800)
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>
arch/arm/boot/dts/imx6qdl.dtsi

index 76f4997d86fcd3fb24fcdf84a3f4dcef5a085085..82dd0051865a28f16a8cd1a3a974c99ddc727ad8 100644 (file)
                                        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>;