Re: [PATCH 6/6] arm64: dts: sunxi: add support for the Orange Pi PC 2 board

From: Maxime Ripard
Date: Thu Jan 05 2017 - 17:17:56 EST


On Tue, Dec 27, 2016 at 01:11:56AM +0800, Icenowy Zheng wrote:
> From: Andre Przywara <andre.przywara@xxxxxxx>
>
> The Orange Pi PC 2 is a typical single board computer using the
> Allwinner H5 SoC. Apart from the usual suspects it features three
> separately driven USB ports and a Gigabit Ethernet port.
> Also it has a SPI NOR flash soldered, from which the board can boot
> from. This enables the SBC to behave like a "real computer" with
> built-in firmware.
>
> Add the board specific .dts file, which includes the H5 .dtsi and
> enables the peripherals that we support so far.
>
> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxxx>
> ---
> arch/arm64/boot/dts/allwinner/Makefile | 1 +
> .../boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts | 183 +++++++++++++++++++++
> 2 files changed, 184 insertions(+)
> create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts
>
> diff --git a/arch/arm64/boot/dts/allwinner/Makefile b/arch/arm64/boot/dts/allwinner/Makefile
> index 1e29a5ae8282..b26bb46b934c 100644
> --- a/arch/arm64/boot/dts/allwinner/Makefile
> +++ b/arch/arm64/boot/dts/allwinner/Makefile
> @@ -1,4 +1,5 @@
> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-pine64-plus.dtb sun50i-a64-pine64.dtb
> +dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-pc2.dtb
>
> always := $(dtb-y)
> subdir-y := $(dts-dirs)
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts
> new file mode 100644
> index 000000000000..a29ca6b274bb
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-pc2.dts
> @@ -0,0 +1,183 @@
> +/*
> + * 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 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 "sun50i-h5.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/pinctrl/sun4i-a10.h>
> +
> +/ {
> + model = "Xunlong Orange Pi PC 2";
> + compatible = "xunlong,orangepi-pc2", "allwinner,sun50i-h5";
> +
> + reg_vcc3v3: vcc3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc3v3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +
> + aliases {
> + serial0 = &uart0;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&leds_opc>, <&leds_r_opc>;

There's no need to declare the LED GPIO in pinctrl.

> +
> + pwr_led {
> + label = "orangepi:green:pwr";
> + gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
> + default-state = "on";
> + };
> +
> + status_led {
> + label = "orangepi:red:status";
> + gpios = <&pio 0 15 GPIO_ACTIVE_HIGH>;
> + };
> + };
> +
> + r_gpio_keys {
> + compatible = "gpio-keys";
> + pinctrl-names = "default";
> + pinctrl-0 = <&sw_r_opc>;

Ditto

> +
> + sw4 {
> + label = "sw4";
> + linux,code = <BTN_0>;
> + gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
> + };
> + };
> +};
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&ehci2 {
> + status = "okay";
> +};
> +
> +&ehci3 {
> + status = "okay";
> +};
> +
> +&ir {
> + pinctrl-names = "default";
> + pinctrl-0 = <&ir_pins_a>;
> + status = "okay";
> +};
> +
> +&mmc0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;

Ditto

> + vmmc-supply = <&reg_vcc3v3>;
> + bus-width = <4>;
> + cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
> + cd-inverted;

Do you need both the GPIO flag and the cd-inverted one?

Thanks,
Maxime

--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

Attachment: signature.asc
Description: PGP signature