Hello Pascal,
On Tue, Mar 10, 2020 at 11:27:24AM +0100, Pascal Roeleven wrote:
The Topwise A721/LY-F1 tablet is a tablet sold around 2012 under different brands. The mainboard mentions A721 clearly, so this tablet is best known under this name.
Signed-off-by: Pascal Roeleven dev@pascalroeleven.nl
arch/arm/boot/dts/Makefile | 3 +- arch/arm/boot/dts/sun4i-a10-topwise-a721.dts | 302 +++++++++++++++++++ 2 files changed, 304 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/sun4i-a10-topwise-a721.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 78f144e33..6e6141e00 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1040,7 +1040,8 @@ dtb-$(CONFIG_MACH_SUN4I) += \ sun4i-a10-olinuxino-lime.dtb \ sun4i-a10-pcduino.dtb \ sun4i-a10-pcduino2.dtb \
- sun4i-a10-pov-protab2-ips9.dtb
- sun4i-a10-pov-protab2-ips9.dtb \
- sun4i-a10-topwise-a721.dtb
dtb-$(CONFIG_MACH_SUN5I) += \ sun5i-a10s-auxtek-t003.dtb \ sun5i-a10s-auxtek-t004.dtb \ diff --git a/arch/arm/boot/dts/sun4i-a10-topwise-a721.dts b/arch/arm/boot/dts/sun4i-a10-topwise-a721.dts new file mode 100644 index 000000000..ff43c9c12 --- /dev/null +++ b/arch/arm/boot/dts/sun4i-a10-topwise-a721.dts @@ -0,0 +1,302 @@ +/*
- Copyright 2020 Pascal Roeleven dev@pascalroeleven.nl
- 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.- */
You should use SPDX license identifier instead of boilerplate license text.
+/dts-v1/; +#include "sun4i-a10.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 = "Topwise A721";
- compatible = "topwise,a721", "allwinner,sun4i-a10";
topwise is not in vendor-prefixes.yaml
- aliases {
serial0 = &uart0;- };
- backlight: backlight {
compatible = "pwm-backlight";pwms = <&pwm 0 100000 PWM_POLARITY_INVERTED>;power-supply = <®_vbat>;enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */brightness-levels = <0 30 40 50 60 70 80 90 100>;default-brightness-level = <8>;- };
- chosen {
stdout-path = "serial0:115200n8";- };
- panel: panel {
compatible = "starry,kr070pe2t";backlight = <&backlight>;power-supply = <®_lcd_power>;port {panel_input: endpoint {remote-endpoint = <&tcon0_out_panel>;};};- };
- reg_lcd_power: reg-lcd-power {
compatible = "regulator-fixed";pinctrl-names = "default";pinctrl-0 = <&lcd_power_pin>;regulator-name = "reg-lcd-power";gpio = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */enable-active-high;- };
- reg_vbat: reg-vbat {
compatible = "regulator-fixed";regulator-name = "vbat";regulator-min-microvolt = <3700000>;regulator-max-microvolt = <3700000>;- };
+};
+&codec {
- status = "okay";
+};
+&cpu0 {
- cpu-supply = <®_dcdc2>;
+};
+&de {
- status = "okay";
+};
+&ehci0 {
- status = "okay";
+};
+&ehci1 {
- status = "okay";
+};
+&i2c0 {
- status = "okay";
- axp209: pmic@34 {
reg = <0x34>;interrupts = <0>;- };
+};
+#include "axp209.dtsi"
+&ac_power_supply {
- status = "okay";
+};
+&battery_power_supply {
- status = "okay";
+};
+&i2c1 {
- status = "okay";
- mma7660: accelerometer@4c {
compatible = "fsl,mma7660";reg = <0x4c>;- };
+};
+&i2c2 {
- status = "okay";
- ft5406ee8: touchscreen@38 {
compatible = "edt,edt-ft5406";reg = <0x38>;interrupt-parent = <&pio>;interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>;touchscreen-size-x = <800>;touchscreen-size-y = <480>;vcc-supply = <®_vcc3v3>;- };
+};
+&lradc {
- vref-supply = <®_ldo2>;
- status = "okay";
- button-vol-down {
label = "Volume Down";linux,code = <KEY_VOLUMEDOWN>;channel = <0>;voltage = <761904>;- };
- button-vol-up {
label = "Volume Up";linux,code = <KEY_VOLUMEUP>;channel = <0>;voltage = <571428>;- };
+};
+&mmc0 {
- vmmc-supply = <®_vcc3v3>;
- bus-width = <4>;
- cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH01 */
- status = "okay";
+};
+&ohci0 {
- status = "okay";
+};
+&ohci1 {
- status = "okay";
+};
+&otg_sram {
- status = "okay";
+};
+&pio {
- vcc-pb-supply = <®_vcc3v3>;
- vcc-pf-supply = <®_vcc3v3>;
- vcc-ph-supply = <®_vcc3v3>;
- lcd_power_pin: lcd-power-pin {
pins = "PH8";function = "gpio_out";bias-pull-up;- };
- usb0_id_detect_pin: usb0-id-detect-pin {
pins = "PH4";function = "gpio_in";bias-pull-up;- };
- usb0_vbus_detect_pin: usb0-vbus-detect-pin {
pins = "PH5";function = "gpio_in";bias-pull-down;- };
All 3 nodes above can be replaced with appropriate GPIO_PULL_UP / GPIO_PULL_DOWN macros inside the *-gpios property.
+};
+&pwm {
- pinctrl-names = "default";
- pinctrl-0 = <&pwm0_pin>;
- status = "okay";
+};
+®_dcdc2 {
- regulator-always-on;
- regulator-min-microvolt = <1000000>;
- regulator-max-microvolt = <1400000>;
- regulator-name = "vdd-cpu";
+};
+®_dcdc3 {
- regulator-always-on;
- regulator-min-microvolt = <1250000>;
- regulator-max-microvolt = <1250000>;
- regulator-name = "vdd-int-dll";
+};
You have extra space here ^
+®_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";
+};
+&tcon0_out {
- tcon0_out_panel: endpoint@0 {
reg = <0>;remote-endpoint = <&panel_input>;- };
+};
+&uart0 {
- pinctrl-names = "default";
- pinctrl-0 = <&uart0_pb_pins>;
- status = "okay";
+};
+&usb_otg {
- dr_mode = "otg";
- status = "okay";
+};
+&usb_power_supply {
- status = "okay";
+};
+&usbphy {
- pinctrl-names = "default";
- pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
No need to use pinctrl to configure regular GPIO functions anymore.
regards, Ondrej
- usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
- usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
- usb0_vbus-supply = <®_usb0_vbus>;
- usb1_vbus-supply = <®_usb1_vbus>;
- usb2_vbus-supply = <®_usb2_vbus>;
- status = "okay";
+};
2.20.1
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