From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pablo Greco Subject: [PATCH v5 6/7] ARM: dts: sun8i: v40: bananapi-m2-berry: Fix WiFi regulator definitions Date: Tue, 23 Apr 2019 14:26:03 -0300 Message-ID: <1556040365-10913-7-git-send-email-pgreco@centosproject.org> References: <1556040365-10913-1-git-send-email-pgreco@centosproject.org> Reply-To: pgreco-/kQrlZ55X3WoClj4AeEUq9i2O/JbrIOy@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org In-Reply-To: <1556040365-10913-1-git-send-email-pgreco-/kQrlZ55X3WoClj4AeEUq9i2O/JbrIOy@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Cc: Pablo Greco , Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org 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 --- 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 f7ad1cf..c87f2c0 100644 --- a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts +++ b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts @@ -234,12 +234,27 @@ 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