diff options
Diffstat (limited to 'arch/arm/boot/dts/allwinner/sun8i-q8-common.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/allwinner/sun8i-q8-common.dtsi | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/allwinner/sun8i-q8-common.dtsi b/arch/arm/boot/dts/allwinner/sun8i-q8-common.dtsi new file mode 100644 index 000000000000..3d9a1524e17e --- /dev/null +++ b/arch/arm/boot/dts/allwinner/sun8i-q8-common.dtsi @@ -0,0 +1,118 @@ +/* + * Copyright 2015 Hans de Goede <hdegoede@redhat.com> + * + * 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. + */ +#include "sunxi-reference-design-tablet.dtsi" +#include "sun8i-reference-design-tablet.dtsi" + +/ { + aliases { + serial0 = &r_uart; + /* Make u-boot set mac-address for wifi without an eeprom */ + ethernet0 = &sdio_wifi; + }; + + panel: panel { + /* Tablet dts should provide panel compatible */ + backlight = <&backlight>; + enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */ + power-supply = <®_dc1sw>; + + port { + panel_input: endpoint { + remote-endpoint = <&tcon0_out_lcd>; + }; + }; + }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + /* + * Q8 boards use various PL# pins as wifi-en. On other boards + * these may be connected to a wifi module output pin. To avoid + * short-circuits we configure these as inputs with pull-ups via + * pinctrl, instead of listing them as active-low reset-gpios. + */ + pinctrl-names = "default"; + pinctrl-0 = <&wifi_pwrseq_pin_q8>; + /* The esp8089 needs 200 ms after driving wifi-en high */ + post-power-on-delay-ms = <200>; + }; +}; + +&de { + status = "okay"; +}; + +&ehci0 { + status = "okay"; +}; + +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pg_pins>; + vmmc-supply = <®_dldo1>; + mmc-pwrseq = <&wifi_pwrseq>; + bus-width = <4>; + non-removable; + status = "okay"; + + sdio_wifi: sdio_wifi@1 { + reg = <1>; + }; +}; + +&r_pio { + wifi_pwrseq_pin_q8: wifi-pwrseq-pins { + pins = "PL6", "PL7", "PL11"; + function = "gpio_in"; + bias-pull-up; + }; +}; + +&tcon0 { + pinctrl-names = "default"; + pinctrl-0 = <&lcd_rgb666_pins>; + status = "okay"; +}; + +&usbphy { + usb1_vbus-supply = <®_dldo1>; +}; |