Re: [linux-sunxi] [PATCH 11/11] arm64: dts: add Pine64 support

From: Karsten Merker
Date: Mon Feb 01 2016 - 14:23:51 EST


On Mon, Feb 01, 2016 at 05:39:30PM +0000, Andre Przywara wrote:
> The Pine64 is a cost-efficient development board based on the
> Allwinner A64 SoC.
> There are three models: the basic version with Fast Ethernet and
> 512 MB of DRAM (Pine64) and two Pine64+ versions, which both
> feature Gigabit Ethernet and additional connectors for touchscreens
> and a camera. Or as my son put it: "Those are smaller and these are
> missing." ;-)
> The two Pine64+ models just differ in the amount of DRAM
> (1GB vs. 2GB). Since U-Boot will figure out the right size for us and
> patches the DT accordingly we just need to provide one DT for the
> Pine64+.
>
> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
> ---
> .../devicetree/bindings/vendor-prefixes.txt | 1 +
> arch/arm64/boot/dts/Makefile | 1 +
> arch/arm64/boot/dts/allwinner/Makefile | 5 ++
> arch/arm64/boot/dts/allwinner/pine64.dts | 58 +++++++++++++++++
> arch/arm64/boot/dts/allwinner/pine64_common.dtsi | 76 ++++++++++++++++++++++
> arch/arm64/boot/dts/allwinner/pine64_plus.dts | 59 +++++++++++++++++
> 6 files changed, 200 insertions(+)
> create mode 100644 arch/arm64/boot/dts/allwinner/Makefile
> create mode 100644 arch/arm64/boot/dts/allwinner/pine64.dts
> create mode 100644 arch/arm64/boot/dts/allwinner/pine64_common.dtsi
> create mode 100644 arch/arm64/boot/dts/allwinner/pine64_plus.dts
>
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
> index 72e2c5a..0c22fa9 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
> @@ -175,6 +175,7 @@ parade Parade Technologies Inc.
> pericom Pericom Technology Inc.
> phytec PHYTEC Messtechnik GmbH
> picochip Picochip Ltd
> +pine64 Pine64
> plathome Plat'Home Co., Ltd.
> plda PLDA
> pixcir PIXCIR MICROELECTRONICS Co., Ltd
> diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
> index f832b8a..3b7428a 100644
> --- a/arch/arm64/boot/dts/Makefile
> +++ b/arch/arm64/boot/dts/Makefile
> @@ -1,3 +1,4 @@
> +dts-dirs += allwinner
> dts-dirs += altera
> dts-dirs += amd
> dts-dirs += apm
> diff --git a/arch/arm64/boot/dts/allwinner/Makefile b/arch/arm64/boot/dts/allwinner/Makefile
> new file mode 100644
> index 0000000..65f4e24
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/Makefile
> @@ -0,0 +1,5 @@
> +dtb-$(CONFIG_ARCH_SUNXI) += pine64_plus.dtb pine64.dtb
> +
> +always := $(dtb-y)
> +subdir-y := $(dts-dirs)
> +clean-files := *.dtb
> diff --git a/arch/arm64/boot/dts/allwinner/pine64.dts b/arch/arm64/boot/dts/allwinner/pine64.dts

Please see my followups to patch No. 5 and patch No. 10 in this series.
s/pine64.dts/sun50i-pine64.dts/ ?

> new file mode 100644
> index 0000000..ebea5dd
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/pine64.dts
> @@ -0,0 +1,58 @@
> +/*
> + * 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 "pine64_common.dtsi"

see above

Also a minor spelling nitpick: the other *common* dts/dtsi files
use dashes instead of underscores, so with regard to naming
consistency I would like to propose doing it the same way here.

> +
> +/ {
> + model = "Pine64";
> + compatible = "pine64,pine64", "allwinner,a64", "allwinner,sunxi";

see above

> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory {
> + reg = <0x40000000 0x20000000>;
> + };
> +};
> diff --git a/arch/arm64/boot/dts/allwinner/pine64_common.dtsi b/arch/arm64/boot/dts/allwinner/pine64_common.dtsi

see above

> new file mode 100644
> index 0000000..d968d76
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/pine64_common.dtsi
> @@ -0,0 +1,76 @@
> +/*
> + * 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.
> + */
> +
> +#include "a64.dtsi"

see above

> +
> +&mmc0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc0_pins>, <&mmc0_default_cd_pin>;
> + vmmc-supply = <&reg_vcc3v3>;
> + cd-gpios = <&pio 5 6 0>;
> + cd-inverted;
> + status = "okay";
> +};
> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart0_pins_a>;
> + status = "okay";
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart2_pins>;
> + status = "okay";
> +};
> +
> +&uart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart3_pins_a>;
> + status = "okay";
> +};
> +
> +&uart4 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart4_pins>;
> + status = "okay";
> +};
> diff --git a/arch/arm64/boot/dts/allwinner/pine64_plus.dts b/arch/arm64/boot/dts/allwinner/pine64_plus.dts
> new file mode 100644
> index 0000000..344752e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/pine64_plus.dts

see above

> @@ -0,0 +1,59 @@
> +/*
> + * 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 "pine64_common.dtsi"

see above

> +
> +/ {
> + model = "Pine64+";
> + compatible = "pine64,pine64_plus", "allwinner,a64", "allwinner,sunxi";

see above

> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + /* There is a model with 2GB of DRAM, but U-Boot fixes this for us. */
> + memory {
> + reg = <0x40000000 0x40000000>;
> + };
> +};
> --
> 2.6.4

Regards,
Karsten
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