From: Paul Kocialkowski <contact@paulk.fr>
To: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
dri-devel@lists.freedesktop.org
Cc: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Maxime Ripard <maxime.ripard@bootlin.com>,
Chen-Yu Tsai <wens@csie.org>,
Thierry Reding <thierry.reding@gmail.com>,
devicetree@vger.kernel.org
Subject: Re: [PATCH 3/3] ARM: dts: sun7i: Add support for the Ainol AW1 tablet
Date: Sun, 06 May 2018 23:38:51 +0200 [thread overview]
Message-ID: <2f45fb80d9c56b11a93a2ffc80217a4074cb572b.camel@paulk.fr> (raw)
In-Reply-To: <20180506205619.5591-3-contact@paulk.fr>
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Le dimanche 06 mai 2018 à 22:56 +0200, Paul Kocialkowski a écrit :
> This adds support for the Ainol AW1, an A20-based 7" tablet from
> Ainol.
>
> The following board-specific features are supported:
> * LCD panel
> * Backlight
> * USB OTG
> * Buttons
> * Touchscreen (doesn't work without non-free firmware)
> * Accelerometer
> * Battery
>
> The following are untested:
> * Audio output
> * Audio speakers
> * USB via SPCI connector
>
> The following are not supported:
> * Wi-Fi
> * Bluetooth
> * NAND
> * Audio via SPCI connector
> * Audio via Bluetooth I2S
>
> Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/sun7i-a20-ainol-aw1.dts | 275
> ++++++++++++++++++++++
> 2 files changed, 276 insertions(+)
> create mode 100644 arch/arm/boot/dts/sun7i-a20-ainol-aw1.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 7e2424957809..4a80971f2bc9 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -946,6 +946,7 @@ dtb-$(CONFIG_MACH_SUN6I) += \
> sun6i-a31s-sinovoip-bpi-m2.dtb \
> sun6i-a31s-yones-toptech-bs1078-v2.dtb
> dtb-$(CONFIG_MACH_SUN7I) += \
> + sun7i-a20-ainol-aw1.dtb \
> sun7i-a20-bananapi.dtb \
> sun7i-a20-bananapi-m1-plus.dtb \
> sun7i-a20-bananapro.dtb \
> diff --git a/arch/arm/boot/dts/sun7i-a20-ainol-aw1.dts
> b/arch/arm/boot/dts/sun7i-a20-ainol-aw1.dts
> new file mode 100644
> index 000000000000..6bb7f47fd010
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun7i-a20-ainol-aw1.dts
> @@ -0,0 +1,275 @@
> +/*
> + * Copyright (C) 2018 Paul Kocialkowski <contact@paulk.fr>
> + *
> + * SPDX-License-Identifier: GPL-2.0+
> + */
> +
> +/dts-v1/;
> +#include "sun7i-a20.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> + model = "Ainol AW1";
> + compatible = "ainol,ainol-aw1", "allwinner,sun7i-a20";
> +
> + aliases {
> + serial0 = &uart0;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + backlight: backlight {
> + compatible = "pwm-backlight";
> + pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
> + brightness-levels = <0 10 20 30 40 50 60 70 80 90
> 100>;
> + default-brightness-level = <5>;
> + enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
> + };
> +
> + panel: panel {
> + compatible = "innolux,at070tn90";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + power-supply = <&panel_power>;
> + backlight = <&backlight>;
> +
> + port@0 {
> + reg = <0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + panel_input: endpoint@0 {
> + reg = <0>;
> + remote-endpoint = <&tcon0_out_panel>;
> + };
> + };
> + };
> +
> + panel_power: panel_power {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&panel_power_pin>;
> + regulator-name = "panel-power";
> + regulator-min-microvolt = <10400000>;
> + regulator-max-microvolt = <10400000>;
> + gpio = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */
> + enable-active-high;
> + regulator-boot-on;
> + };
> +};
> +
> +&codec {
> + allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
> + status = "okay";
> +};
> +
> +&cpu0 {
> + cpu-supply = <®_dcdc2>;
> +};
> +
> +&de {
> + status = "okay";
> +};
> +
> +&ehci0 {
> + status = "okay";
> +};
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&i2c0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c0_pins_a>;
> + status = "okay";
> +
> + axp209: pmic@34 {
> + reg = <0x34>;
> + interrupt-parent = <&nmi_intc>;
> + interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> + };
> +};
> +
> +&i2c1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c1_pins_a>;
> + status = "okay";
> +
> + lis3dh: accelerometer@18 {
> + compatible = "st,lis3dh-accel";
> + reg = <0x18>;
> + vdd-supply = <®_vcc3v3>;
> + vddio-supply = <®_vcc3v3>;
> + st,drdy-int-pin = <1>;
> + };
> +};
> +
> +&i2c2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c2_pins_a>;
> + status = "okay";
> + clock-frequency = <400000>;
> +
> + gsl1680: touchscreen@40 {
> + compatible = "silead,gsl1680";
> + reg = <0x40>;
> + interrupt-parent = <&pio>;
> + interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21
> (PH21) */
> + power-gpios = <&pio 7 20 GPIO_ACTIVE_HIGH>; /* PH20
> */
> + firmware-name = "gsl1680-ainol-aw1.fw";
> + touchscreen-size-x = <480>;
> + touchscreen-size-y = <800>;
> + touchscreen-swapped-x-y;
> + touchscreen-inverted-y;
> + silead,max-fingers = <5>;
> + };
> +};
> +
> +&lradc {
> + vref-supply = <®_ldo2>;
> + status = "okay";
> +
> + button@571 {
> + label = "Volume Up";
> + linux,code = <KEY_VOLUMEUP>;
> + channel = <0>;
> + voltage = <571428>;
> + };
> +
> + button@761 {
> + label = "Volume Down";
> + linux,code = <KEY_VOLUMEDOWN>;
> + channel = <0>;
> + voltage = <761904>;
> + };
> +
> + button@952 {
> + label = "Home";
> + linux,code = <KEY_HOME>;
> + channel = <0>;
> + voltage = <952380>;
> + };
> +};
> +
> +&mmc0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc0_pins_a>;
> + vmmc-supply = <®_vcc3v3>;
> + bus-width = <4>;
> + cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
> + cd-inverted;
> + status = "okay";
> +};
> +
> +&ohci0 {
> + status = "okay";
> +};
> +
> +&ohci1 {
> + status = "okay";
> +};
> +
> +&otg_sram {
> + status = "okay";
> +};
> +
> +&pio {
> + panel_power_pin: panel_power_pin@0 {
> + pins = "PH8";
> + function = "gpio_out";
> + };
> +};
> +
> +&pwm {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pwm0_pins_a>;
> + status = "okay";
> +};
> +
> +&tcon0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&lcd0_rgb888_pins>;
Mhh, looks like this should be lcd0_rgb666_pins.
> + status = "okay";
> +};
> +
> +&tcon0_out {
> + tcon0_out_panel: endpoint@0 {
> + reg = <0>;
> + remote-endpoint = <&panel_input>;
> + };
> +};
> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart0_pins_a>;
> + status = "okay";
> +};
> +
> +&usb_otg {
> + dr_mode = "otg";
> + status = "okay";
> +};
> +
> +&usbphy {
> + usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
> + usb0_vbus_power-supply = <&usb_power_supply>;
> + usb0_vbus-supply = <®_usb0_vbus>;
> + usb1_vbus-supply = <®_usb1_vbus>;
> + usb2_vbus-supply = <®_usb2_vbus>;
> + status = "okay";
> +};
> +
> +#include "axp209.dtsi"
> +
> +&battery_power_supply {
> + status = "okay";
> +};
> +
> +®_dcdc2 {
> + regulator-always-on;
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1450000>;
> + regulator-name = "vdd-cpu";
> +};
> +
> +®_dcdc3 {
> + regulator-always-on;
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1400000>;
> + regulator-name = "vdd-int-dll";
> +};
> +
> +®_ldo1 {
> + regulator-name = "vdd-rtc";
> +};
> +
> +®_ldo2 {
> + regulator-always-on;
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-name = "avcc";
> +};
> +
> +®_usb0_vbus {
> + status = "okay";
> +};
> +
> +®_usb1_vbus {
> + status = "okay";
> +};
> +
> +®_usb2_vbus {
> + status = "okay";
> +};
> +
> +&usb_power_supply {
> + status = "okay";
> +};
--
Paul Kocialkowski,
developer of free digital technology and hardware support.
Website: https://www.paulk.fr/
Coding blog: https://code.paulk.fr/
Git repositories: https://git.paulk.fr/ https://git.code.paulk.fr/
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next prev parent reply other threads:[~2018-05-06 21:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-06 20:56 [PATCH 1/3] drm/panel: Add RGB666 variant of Innolux AT070TN90 Paul Kocialkowski
2018-05-06 20:56 ` [PATCH 2/3] ARM: dts: sun7i: Add RGB666 pins definition Paul Kocialkowski
2018-05-06 20:56 ` [PATCH 3/3] ARM: dts: sun7i: Add support for the Ainol AW1 tablet Paul Kocialkowski
2018-05-06 21:38 ` Paul Kocialkowski [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-04-10 21:31 [PATCH 1/3] drm/panel: Add RGB666 variant of Innolux AT070TN92 Paul Kocialkowski
2018-04-10 21:31 ` [PATCH 3/3] ARM: dts: sun7i: Add support for the Ainol AW1 tablet Paul Kocialkowski
2018-04-10 21:35 ` Paul Kocialkowski
2018-04-11 7:06 ` Maxime Ripard
2018-04-11 23:08 ` Paul Kocialkowski
2018-04-12 14:51 ` Maxime Ripard
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