[U-Boot] [PATCH v3] sun50i: h5: Add NanoPi Neo Plus2 DT initial support
Maxime Ripard
maxime.ripard at free-electrons.com
Mon Oct 2 17:18:27 UTC 2017
On Sun, Oct 01, 2017 at 05:34:55PM +0000, Antony Antony wrote:
> On Mon, Sep 25, 2017 at 01:12:23PM +0200, Maxime Ripard wrote:
> > On Sat, Sep 23, 2017 at 05:59:15PM +0000, Antony Antony wrote:
> > > Add initial DT for NanoPi NEO Plus2 by FriendlyARM
> > > - Allwinner quad core H5 Cortex A53 with an ARM Mali-450MP GPU
> > > - 1 GB DDR3 RAM
> > > - 8GB eMMC flash (Samsung KLM8G1WEPD-B031)
> > > - micro SD card slot
> > > - Gigabit Ethernet (external RTL8211E-VB-CG chip)
> > > - 802.11 b/g/n WiFi, Bluetooth 4.0 (Ampak AP6212A module)
> > > - 2x USB 2.0 host ports
> > >
> > > Signed-off-by: Antony Antony <antony at phenome.org>
> > > ---
> > > Changes v1->v2
> > > removed memory {}, compatible ="allwinner,sun5i-a13-mmc"
> > > remove CONFIG_SPL_SPI_FLASH_SUPPORT=y and CONFIG_SPL_SPI_SUNXI=y (no SPI)
> > > remove CONFIG_SD_BOOT=y
> > > Changes v2->v3
> > > removed compatible ="allwinner,sun50i-a64-mmc"
> > > ---
> > > arch/arm/dts/Makefile | 1 +
> > > arch/arm/dts/sun50i-h5-nanopi-neo-plus2.dts | 107 ++++++++++++++++++++++++++++
> > > configs/nanopi_neo_plus2_defconfig | 18 +++++
> > > 3 files changed, 126 insertions(+)
> > > create mode 100644 arch/arm/dts/sun50i-h5-nanopi-neo-plus2.dts
> > > create mode 100644 configs/nanopi_neo_plus2_defconfig
> > >
> > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> > > index fee4680..295a675 100644
> > > --- a/arch/arm/dts/Makefile
> > > +++ b/arch/arm/dts/Makefile
> > > @@ -333,6 +333,7 @@ dtb-$(CONFIG_MACH_SUN8I_V3S) += \
> > > sun8i-v3s-licheepi-zero.dtb
> > > dtb-$(CONFIG_MACH_SUN50I_H5) += \
> > > sun50i-h5-nanopi-neo2.dtb \
> > > + sun50i-h5-nanopi-neo-plus2.dtb \
> > > sun50i-h5-orangepi-pc2.dtb \
> > > sun50i-h5-orangepi-prime.dtb \
> > > sun50i-h5-orangepi-zero-plus2.dtb
> > > diff --git a/arch/arm/dts/sun50i-h5-nanopi-neo-plus2.dts b/arch/arm/dts/sun50i-h5-nanopi-neo-plus2.dts
> > > new file mode 100644
> > > index 0000000..8ac098e
> > > --- /dev/null
> > > +++ b/arch/arm/dts/sun50i-h5-nanopi-neo-plus2.dts
> > > @@ -0,0 +1,107 @@
> > > +/*
> > > + * Copyright (C) 2017 Antony Antony <antony at phenome.org>
> > > + * Copyright (c) 2016 ARM Ltd.
> > > + *
> > > + * 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 library 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 library 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 "sun50i-h5.dtsi"
> > > +
> > > +#include <dt-bindings/gpio/gpio.h>
> > > +
> > > +/ {
> > > + model = "FriendlyARM NanoPi NEO Plus 2";
> > > + compatible = "friendlyarm,nanopi-neo-plus2", "allwinner,sun50i-h5";
> > > +
> > > + aliases {
> > > + serial0 = &uart0;
> > > + };
> > > +
> > > + chosen {
> > > + stdout-path = "serial0:115200n8";
> > > + };
> > > +
> > > + reg_vcc3v3: vcc3v3 {
> > > + compatible = "regulator-fixed";
> > > + regulator-name = "vcc3v3";
> > > + regulator-min-microvolt = <3300000>;
> > > + regulator-max-microvolt = <3300000>;
> > > + };
> > > +};
> > > +
> > > +&ehci1 {
> > > + status = "okay";
> > > +};
> > > +
> > > +&mmc0 {
> > > + compatible = "allwinner,sun50i-h5-mmc";
> >
> > No, you need to keep the a64 one. But I'm still not sure why do you
> > need to set it here.
>
> Antother option is remove the "allwinner,sun50i-h5-mmc"; line. That works
> too.
Another option for what?
> I realzied mmc0 comes from "sun8i-h3.dtsi" which is included in
> sun50i-h5.dtsi
>
> sun8i-h3.dtsi has:
> mmc0: mmc at 01c0f000 {
> compatible = "allwinner,sun7i-a20-mmc",
> "allwinner,sun5i-a13-mmc";
>
> If I follow the a64, sun50i-a64.dtsi has mmc0 and it has a different entry.
> mmc0: mmc at 1c0f000 {
> compatible = "allwinner,sun50i-a64-mmc";
>
> I am a bit confused. What is your opinion?
I'm still confused on what the issue is here.
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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