From mboxrd@z Thu Jan 1 00:00:00 1970 From: Icenowy Zheng Subject: Re: [PATCH v3] ARM: sun8i: h2+: add support for Banana Pi M2 Zero board Date: Sun, 24 Dec 2017 20:24:54 +0800 Message-ID: <4598591.qIIcbk4Suq@ice-x220i> References: <20171224054029.12278-1-icenowy@aosc.io> <20171224080208.x27o2i6v6ml3im7q@plaes.org> Reply-To: icenowy-h8G6r0blFSE@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org In-Reply-To: <20171224080208.x27o2i6v6ml3im7q-q/aMd4JkU83YtjvyW6yDsg@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Priit Laes Cc: Maxime Ripard , Chen-Yu Tsai , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Id: devicetree@vger.kernel.org =E5=9C=A8 2017=E5=B9=B412=E6=9C=8824=E6=97=A5=E6=98=9F=E6=9C=9F=E6=97=A5 CS= T =E4=B8=8B=E5=8D=884:02:08=EF=BC=8CPriit Laes =E5=86=99=E9=81=93=EF=BC=9A > On Sun, Dec 24, 2017 at 01:40:29PM +0800, Icenowy Zheng wrote: > > Banana Pi M2 Zero board is a H2+-based board by Sinovoip, with a form > > factor and GPIO holes similar to Raspberry Pi Zero. > >=20 > > It features: > > - Allwinner H2+ SoC > > - Single-chip (16-bit) 512MiB DDR3 DRAM > > - Ampak AP6212 Wi-Fi/Bluetooth module > > - MicroSD slot > > - Two MicroUSB Type-B ports (one can only be used to power the board an= d > >=20 > > the other features OTG functionality) > >=20 > > - Two keys, a reset and a GPIO-connected key. > > - HDMI Type-C (miniHDMI) connector connected to the HDMI part of H2+. > > - CSI connector to connect the camera sensor provided by Sinovoip. > >=20 > > Signed-off-by: Icenowy Zheng > > --- > > Changes in v3: > > - Add comments about Vbus problem in &usbphy node. > >=20 > > Changes in v2: > > - Use high active SD card detect on the production batch. > >=20 > > arch/arm/boot/dts/Makefile | 1 + > > .../boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts | 162 > > +++++++++++++++++++++ 2 files changed, 163 insertions(+) > > create mode 100644 arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dt= s > >=20 > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > > index 0bb8db33704a..937a8768671f 100644 > > --- a/arch/arm/boot/dts/Makefile > > +++ b/arch/arm/boot/dts/Makefile > > @@ -962,6 +962,7 @@ dtb-$(CONFIG_MACH_SUN8I) +=3D \ > >=20 > > sun8i-a83t-cubietruck-plus.dtb \ > > sun8i-a83t-tbs-a711.dtb \ > > sun8i-h2-plus-orangepi-r1.dtb \ > >=20 > > + sun8i-h2-plus-bananapi-m2-zero.dtb \ > >=20 > > sun8i-h2-plus-orangepi-zero.dtb \ > > sun8i-h3-bananapi-m2-plus.dtb \ > > sun8i-h3-beelink-x2.dtb \ > >=20 > > diff --git a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts > > b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts new file mode > > 100644 > > index 000000000000..5bc182ddc5f7 > > --- /dev/null > > +++ b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts > > @@ -0,0 +1,162 @@ > > +/* > > + * Copyright (C) 2017 Icenowy Zheng > > + * > > + * Based on sun8i-h3-bananapi-m2-plus.dts, which is: > > + * Copyright (C) 2016 Chen-Yu Tsai > > + * > > + * This file is dual-licensed: you can use it either under the terms > > + * of the GPL or the X11 license, at your option. Note that this dual > > + * licensing only applies to this file, and not this project as a > > + * whole. > > + * > > + * a) This file is free software; you can redistribute it and/or > > + * modify it under the terms of the GNU General Public License as > > + * published by the Free Software Foundation; either version 2 of = the > > + * License, or (at your option) any later version. > > + * > > + * This file is distributed in the hope that it will be useful, > > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > > + * GNU General Public License for more details. > > + * > > + * Or, alternatively, > > + * > > + * b) Permission is hereby granted, free of charge, to any person > > + * obtaining a copy of this software and associated documentation > > + * files (the "Software"), to deal in the Software without > > + * restriction, including without limitation the rights to use, > > + * copy, modify, merge, publish, distribute, sublicense, and/or > > + * sell copies of the Software, and to permit persons to whom the > > + * Software is furnished to do so, subject to the following > > + * conditions: > > + * > > + * The above copyright notice and this permission notice shall be > > + * included in all copies or substantial portions of the Software. > > + * > > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, > > + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES > > + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND > > + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT > > + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, > > + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING > > + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR > > + * OTHER DEALINGS IN THE SOFTWARE. > > + */ > > + > > +/dts-v1/; > > +#include "sun8i-h3.dtsi" > > +#include "sunxi-common-regulators.dtsi" > > + > > +#include > > +#include > > + > > +/ { > > + model =3D "Banana Pi BPI-M2-Zero"; > > + compatible =3D "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus"; > > + > > + aliases { > > + serial0 =3D &uart0; > > + serial1 =3D &uart1; > > + }; > > + > > + chosen { > > + stdout-path =3D "serial0:115200n8"; > > + }; > > + > > + leds { > > + compatible =3D "gpio-leds"; > > + pinctrl-names =3D "default"; > > + > > + pwr_led { > > + label =3D "bananapi-m2-zero:red:pwr"; > > + gpios =3D <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */ > > + default-state =3D "on"; > > + }; > > + }; > > + > > + gpio_keys { > > + compatible =3D "gpio-keys"; > > + pinctrl-names =3D "default"; > > + > > + sw4 { > > + label =3D "power"; > > + linux,code =3D ; > > + gpios =3D <&r_pio 0 3 GPIO_ACTIVE_LOW>; > > + }; > > + }; > > + > > + wifi_pwrseq: wifi_pwrseq { > > + compatible =3D "mmc-pwrseq-simple"; > > + pinctrl-names =3D "default"; > > + reset-gpios =3D <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */ > > + }; > > +}; > > + > > +&ehci0 { > > + status =3D "okay"; > > +}; > > + > > +&mmc0 { > > + pinctrl-names =3D "default"; > > + pinctrl-0 =3D <&mmc0_pins_a>; > > + vmmc-supply =3D <®_vcc3v3>; > > + bus-width =3D <4>; > > + /* > > + * On the production batch of this board the card detect GPIO is > > + * high active (card inserted), although on the early samples it's > > + * low active. > > + */ >=20 > Is there a way to differentiate between early samples and production > batches? Board markings, etc? in fact there's no significant markings to differentiate them. Howeverm the early samples are never sold; you will know it's an early sample if you manage to get it from Sinovoip. >=20 > > + cd-gpios =3D <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */ > > + status =3D "okay"; > > +}; > > + > > +&mmc1 { > > + pinctrl-names =3D "default"; > > + pinctrl-0 =3D <&mmc1_pins_a>; > > + vmmc-supply =3D <®_vcc3v3>; > > + vqmmc-supply =3D <®_vcc3v3>; > > + mmc-pwrseq =3D <&wifi_pwrseq>; > > + bus-width =3D <4>; > > + non-removable; > > + status =3D "okay"; > > + > > + brcmf: wifi@1 { > > + reg =3D <1>; > > + compatible =3D "brcm,bcm4329-fmac"; > > + interrupt-parent =3D <&pio>; > > + interrupts =3D <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */ > > + interrupt-names =3D "host-wake"; > > + }; > > +}; > > + > > +&ohci0 { > > + status =3D "okay"; > > +}; > > + > > +&uart0 { > > + pinctrl-names =3D "default"; > > + pinctrl-0 =3D <&uart0_pins_a>; > > + status =3D "okay"; > > +}; > > + > > +&uart1 { > > + pinctrl-names =3D "default"; > > + pinctrl-0 =3D <&uart1_pins>, <&uart1_rts_cts_pins>; > > + status =3D "okay"; > > +}; > > + > > +&usb_otg { > > + dr_mode =3D "otg"; > > + status =3D "okay"; > > +}; > > + > > +&usbphy { > > + usb0_id_det-gpios =3D <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ > > + /* > > + * There're two micro-USB connectors, one is power-only and another i= s > > + * OTG. The Vbus of these two connectors are connected together, so > > + * the external USB device will be powered just by the power input > > + * from the power-only USB port. > > + */ > > + status =3D "okay"; > > +}; --=20 You received this message because you are subscribed to the Google Groups "= linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to linux-sunxi+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit https://groups.google.com/d/optout.