linux-kernel - Re: [PATCH 14/14] ARM: dts: sun8i: Add A83T based Sinovoip Bpi-M3 Board

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Message-ID: <CAEzqOZtwyk2oChsSvfxWwqc=bKn3dT0eLDzcgAXi--N0W=cMuA@mail.gmail.com>
Date:	Thu, 4 Feb 2016 12:25:14 +0800
From:	Vishnu Patekar <vishnupatekar0510@...il.com>
To:	Chen-Yu Tsai <wens@...e.org>
Cc:	Rob Herring <robh+dt@...nel.org>, Jonathan Corbet <corbet@....net>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Emilio Lopez <emilio@...pez.com.ar>,
	Jens Kuske <jenskuske@...il.com>,
	Hans De Goede <hdegoede@...hat.com>,
	devicetree <devicetree@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-sunxi <linux-sunxi@...glegroups.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Reinder de Haan <patchesrdh@...as.com>,
	linux-clk <linux-clk@...r.kernel.org>
Subject: Re: [PATCH 14/14] ARM: dts: sun8i: Add A83T based Sinovoip Bpi-M3 Board

Hello Wens,



On Tue, Feb 2, 2016 at 3:37 PM, Chen-Yu Tsai <wens@...e.org> wrote:
>
> On Sun, Jan 31, 2016 at 9:21 AM, Vishnu Patekar
> <vishnupatekar0510@...il.com> wrote:
> > This patch adds support for Sinovoip BPI-M3 A83T based board.
> >
> > It has 2G LPDDR3, UART, ethernet, USB, HDMI, USB Sata, MIPI DSI,
> > mic, AP6212 Wifi, etc on it.
> > It is paired with AXP813 PMIC which is almost same as AXP818.
> >
> > Signed-off-by: Vishnu Patekar <vishnupatekar0510@...il.com>
> > ---
> >  arch/arm/boot/dts/Makefile                       |  1 +
> >  arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts | 88 ++++++++++++++++++++++++
> >  2 files changed, 89 insertions(+)
> >  create mode 100644 arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts
> >
> > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> > index 58e461a..c0dd016 100644
> > --- a/arch/arm/boot/dts/Makefile
> > +++ b/arch/arm/boot/dts/Makefile
> > @@ -694,6 +694,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
> >         sun8i-a33-sinlinx-sina33.dtb \
> >         sun8i-a83t-allwinner-h8homlet-v2.dtb \
> >         sun8i-a83t-cubietruck-plus.dtb \
> > +       sun8i-a83t-sinovoip-bpi-m3.dtb \
> >         sun8i-h3-orangepi-plus.dtb
> >  dtb-$(CONFIG_MACH_SUN9I) += \
> >         sun9i-a80-optimus.dtb \
> > diff --git a/arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts b/arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts
> > new file mode 100644
> > index 0000000..fecc7dc
> > --- /dev/null
> > +++ b/arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts
> > @@ -0,0 +1,88 @@
> > +/*
> > + * Copyright 2015 Vishnu Patekar
>
> 2016?
>
> > + * Vishnu Patekar <vishnupatekar0510@...il.com>
> > + *
> > + * 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-a83t.dtsi"
> > +#include "sunxi-common-regulators.dtsi"
> > +
> > +/ {
> > +       model = "Sinovoip BananaPi M3 v1.2";
> > +       compatible = "sinovoip,bpi-m3", "allwinner,sun8i-a83t";
> > +
> > +       aliases {
> > +               serial0 = &uart0;
> > +       };
> > +
> > +       chosen {
> > +               stdout-path = "serial0:115200n8";
> > +       };
> > +};
> > +
> > +&pio {
> > +       mmc0_cd_pin_bpi_m3: mmc0_cd_pin@0 {
> > +               allwinner,pins = "PF6";
> > +               allwinner,function = "gpio_in";
> > +               allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> > +               allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
> > +       };
>
> Maybe we should just put this in the .dtsi and call it
> "mmc0_cd_pin_reference_design"?
>
> We have something similar for sun4i-a10.
Yes, I'll modify it.
>
> > +};
> > +
> > +&mmc0 {
> > +       pinctrl-names = "default";
> > +       pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_bpi_m3>;
> > +       vmmc-supply = <&reg_vcc3v0>;
> > +       cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
> > +       bus-width = <4>;
> > +       cd-inverted;
> > +       status = "okay";
> > +};
> > +
> > +&uart0 {
> > +       pinctrl-names = "default";
> > +       pinctrl-0 = <&uart0_pins_b>;
> > +       status = "okay";
> > +};
> > +
> > +&r_rsb {
>
> This goes before uart0.
Okie.
>
> > +       status = "okay";
> > +};
>
> What about eMMC?
I've not yet tried the emmc.
>
>
> Thanks!
> ChenYu

Regards,
Vishnu