Hi, On Mon, Mar 12, 2018 at 04:10:50PM +0000, Harald Geyer wrote: > The TERES I is an open hardware laptop built by Olimex using the > Allwinner A64 SoC. > > Add the board specific .dts file, which includes the A64 .dtsi and > enables the peripherals that we support so far. > > Signed-off-by: Harald Geyer <[email protected]> > --- > arch/arm64/boot/dts/allwinner/Makefile | 1 + > .../boot/dts/allwinner/sun50i-a64-teres-i.dts | 308 > +++++++++++++++++++++ > 2 files changed, 309 insertions(+) > create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts > > diff --git a/arch/arm64/boot/dts/allwinner/Makefile > b/arch/arm64/boot/dts/allwinner/Makefile > index f505227b0250..5f073f7423b7 100644 > --- a/arch/arm64/boot/dts/allwinner/Makefile > +++ b/arch/arm64/boot/dts/allwinner/Makefile > @@ -5,6 +5,7 @@ dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-olinuxino.dtb > dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-orangepi-win.dtb > dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-pine64-plus.dtb sun50i-a64-pine64.dtb > dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-sopine-baseboard.dtb > +dtb-$(CONFIG_ARCH_SUNXI) += sun50i-a64-teres-i.dtb > dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-pc2.dtb > dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-prime.dtb > dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-zero-plus2.dtb > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts > b/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts > new file mode 100644 > index 000000000000..0d42b5111f0f > --- /dev/null > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts > @@ -0,0 +1,308 @@ > +/* > + * Copyright (C) Harald Geyer <[email protected]> > + * based on sun50i-a64-olinuxino.dts by Jagan Teki <[email protected]> > + * > + * 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. > + */
you should use an SPDX header here to define the license
> +
> +/dts-v1/;
> +
> +#include "sun50i-a64.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> + model = "Olimex Teres I A64";
It's called the Teres-I, there's no need for the A64 here
> + compatible = "olimex,a64-teres-i", "allwinner,sun50i-a64";
Or in the compatible
> +
> + aliases {
> + serial0 = &uart0;
> + };
> +
> + backlight: backlight {
> + compatible = "pwm-backlight";
> + pwms = <&pwm 0 50000 0>;
> + brightness-levels = <0 10 20 30 40 50 60 70 100>;
> + default-brightness-level = <3>;
> + enable-gpios = <&pio 3 23 GPIO_ACTIVE_HIGH>; /* PD23 */
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> +
> + framebuffer-lcd {
> + eDP25-supply = <®_dldo2>;
> + eDP12-supply = <®_dldo3>;
> + };
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> +
> + lid-switch {
> + label = "Lid Switch";
> + gpios = <&r_pio 0 8 GPIO_ACTIVE_LOW>; /* PL8 */
> + linux,input-type = <EV_SW>;
> + linux,code = <SW_LID>;
> + };
> + };
> +
> + leds: leds {
Do you need a label?
> + compatible = "gpio-leds";
> +
> + led_capslock: capslock {
Same thing here
> + gpios = <&pio 2 7 GPIO_ACTIVE_HIGH>; /* PC7 */
Ideally you should have LED labels here, following the scheme
devicename:colour:function
> + };
> +
> + led_numlock: numlock {
> + gpios = <&pio 2 4 GPIO_ACTIVE_HIGH>; /* PC4 */
> + };
> + };
> +
> + reg_usb1_vbus: usb1-vbus {
> + compatible = "regulator-fixed";
> + regulator-name = "usb1-vbus";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + enable-active-high;
> + gpio = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */
> + status = "okay";
I guess this one has a parent regulator too?
> + };
> +
> + wifi_pwrseq: wifi_pwrseq {
> + compatible = "mmc-pwrseq-simple";
> + reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
> + };
> +};
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&i2c0 {
> + clock-frequency = <100000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c0_pins>;
> + status = "okay";
> +};
What is this used for?
Looks good otherwise, thanks!
Maxime
--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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