Messages in this thread Patch in this message | | | Date | Mon, 9 Oct 2017 23:04:07 +0200 | From | Maxime Ripard <> | Subject | Re: [PATCH 3/6] ARM: sun8i: r40: add 5V regulator for Banana Pi M2 Ultra |
| |
On Sun, Oct 08, 2017 at 04:29:03AM +0000, Icenowy Zheng wrote: > On newer revisions of the Banana Pi M2 Ultra boards, the 5V power output > (used by HDMI, SATA and USB) is controller via a GPIO. > > Add the regulator node for it. > > Older revisions just have the 5V power output always on, and the GPIO is > reserved on these boards. So it won't affect the older revisions. > > Signed-off-by: Icenowy Zheng <icenowy@aosc.io> > --- > arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts > index 7b52608cebe6..035599d870b9 100644 > --- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts > +++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts > @@ -78,6 +78,15 @@ > }; > }; > > + reg_vcc5v0: vcc5v0 { > + compatible = "regulator-fixed"; > + regulator-name = "vcc5v0"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&pio 7 23 GPIO_ACTIVE_HIGH>; /* PH23 */ > + enable-active-high;
This is redundant with the GPIO flag
Maxime
-- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com [unhandled content-type:application/pgp-signature] | |