The ZeroPi is another fun board developed by FriendlyELEC for makers, hobbyists and fans. ZeroPi key features - Allwinner H3, Quad-core Cortex-A7@1.2GHz - 256MB/512MB DDR3 RAM - microsd slot - 10/100/1000Mbps Ethernet - Debug Serial Port - DC 5V/2A power-supply Signed-off-by: Yu-Tung Chang <mtwget@xxxxxxxxx> Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx> Link: https://lore.kernel.org/r/20201026073536.13617-2-mtwget@xxxxxxxxx --- .../devicetree/bindings/arm/sunxi.yaml | 5 ++ arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/sun8i-h3-zeropi.dts | 85 +++++++++++++++++++ 3 files changed, 91 insertions(+) create mode 100644 arch/arm/boot/dts/sun8i-h3-zeropi.dts diff --git a/Documentation/devicetree/bindings/arm/sunxi.yaml b/Documentation/devicetree/bindings/arm/sunxi.yaml index afa00268c7db..0f23133672a3 100644 --- a/Documentation/devicetree/bindings/arm/sunxi.yaml +++ b/Documentation/devicetree/bindings/arm/sunxi.yaml @@ -251,6 +251,11 @@ properties: - const: friendlyarm,nanopi-neo-plus2 - const: allwinner,sun50i-h5 + - description: FriendlyARM ZeroPi + items: + - const: friendlyarm,zeropi + - const: allwinner,sun8i-h3 + - description: Gemei G9 Tablet items: - const: gemei,g9 diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index ce66ffd5a1bb..4f0adfead547 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1201,6 +1201,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \ sun8i-h3-orangepi-plus2e.dtb \ sun8i-h3-orangepi-zero-plus2.dtb \ sun8i-h3-rervision-dvk.dtb \ + sun8i-h3-zeropi.dtb \ sun8i-h3-emlid-neutis-n5h3-devboard.dtb \ sun8i-r16-bananapi-m2m.dtb \ sun8i-r16-nintendo-nes-classic.dtb \ diff --git a/arch/arm/boot/dts/sun8i-h3-zeropi.dts b/arch/arm/boot/dts/sun8i-h3-zeropi.dts new file mode 100644 index 000000000000..7d3e7323b661 --- /dev/null +++ b/arch/arm/boot/dts/sun8i-h3-zeropi.dts @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2020 Yu-Tung Chang <mtwget@xxxxxxxxx> + * + * 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 "sun8i-h3-nanopi.dtsi" + +/ { + model = "FriendlyARM ZeroPi"; + compatible = "friendlyarm,zeropi", "allwinner,sun8i-h3"; + + aliases { + ethernet0 = &emac; + }; + + reg_gmac_3v3: gmac-3v3 { + compatible = "regulator-fixed"; + regulator-name = "gmac-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + startup-delay-us = <100000>; + enable-active-high; + gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */ + }; +}; + +&external_mdio { + ext_rgmii_phy: ethernet-phy@7 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <7>; + }; +}; + +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&emac_rgmii_pins>; + phy-supply = <®_gmac_3v3>; + phy-handle = <&ext_rgmii_phy>; + phy-mode = "rgmii-id"; + + allwinner,leds-active-low; + status = "okay"; +}; + +&usb_otg { + status = "okay"; + dr_mode = "host"; +}; -- 2.29.0
