Messages in this thread Patch in this message | | | From | Pablo Greco <> | Subject | [PATCH v3 6/7] ARM: dts: sun8i: v40: bananapi-m2-berry: Fix WiFi regulator definitions | Date | Wed, 17 Apr 2019 06:21:01 -0300 |
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Just like was done for the bananapi-m2-ultra, add the second wifi/bt regulator and mark both as always-on.
Signed-off-by: Pablo Greco <pgreco@centosproject.org> --- arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts index 40db082..6ada736 100644 --- a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts +++ b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts @@ -232,12 +232,27 @@ regulator-name = "vcc-wifi-io"; }; +/* + * Our WiFi chip needs both DLDO2 and DLDO3 to be powered at the same + * time, with the two being in sync, to be able to meet maximum power + * consumption during transmits. Since this is not really supported + * right now, just use the two as always on, and we will fix it later. + */ + ®_dldo2 { + regulator-always-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-name = "vcc-wifi"; }; +®_dldo3 { + regulator-always-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-wifi-2"; +}; + ®_dldo4 { regulator-min-microvolt = <2500000>; regulator-max-microvolt = <2500000>; -- 1.8.3.1
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