[PATCH] sun7i-a20-marsboard.dts: add marsboard-a20 support

From: conleylee
Date: Fri Dec 24 2021 - 11:50:34 EST

From: Conley Lee <conleylee@xxxxxxxxxxx>

ARM dts: sun7i: Add Marsboard A20 board

This patch add support for Marsboard A20 board.

The Marsboard A20 is a A20 based SBC with 1G RAM, 8G Flash, micro SD
card slot , SATA socketm 10/100 ethernet, HDMI port, 4 USB2.0 ports, 2
USB2.0 OTG, USB WIFI(RTL8188EU) with antenna.

Signed-off-by: Conley Lee <conleylee@xxxxxxxxxxx>
---
.../devicetree/bindings/arm/sunxi.yaml | 5 +
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/sun7i-a20-marsboard.dts | 220 ++++++++++++++++++
3 files changed, 226 insertions(+)
create mode 100644 arch/arm/boot/dts/sun7i-a20-marsboard.dts

diff --git a/Documentation/devicetree/bindings/arm/sunxi.yaml b/Documentation/devicetree/bindings/arm/sunxi.yaml
index 889128acf49a..4bd93ae26bd1 100644
--- a/Documentation/devicetree/bindings/arm/sunxi.yaml
+++ b/Documentation/devicetree/bindings/arm/sunxi.yaml
@@ -444,6 +444,11 @@ properties:
- const: haoyu,a10-marsboard
- const: allwinner,sun4i-a10

+ - description: HAOYU Electronics Marsboard A20
+ items:
+ - const: haoyu,a20-marsboard
+ - const: allwinner,sun7i-a20
+
- description: MapleBoard MP130
items:
- const: mapleboard,mp130
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 0de64f237cd8..4628a2617313 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1219,6 +1219,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
sun7i-a20-icnova-swac.dtb \
sun7i-a20-lamobo-r1.dtb \
sun7i-a20-linutronix-testbox-v2.dtb \
+ sun7i-a20-marsboard.dtb \
sun7i-a20-m3.dtb \
sun7i-a20-mk808c.dtb \
sun7i-a20-olimex-som-evb.dtb \
diff --git a/arch/arm/boot/dts/sun7i-a20-marsboard.dts b/arch/arm/boot/dts/sun7i-a20-marsboard.dts
new file mode 100644
index 000000000000..159e69e148e7
--- /dev/null
+++ b/arch/arm/boot/dts/sun7i-a20-marsboard.dts
@@ -0,0 +1,220 @@
+/*
+ * Copyright 2021 Conley Lee
+ * Conley Lee <conleylee@xxxxxxxxxxx>
+ *
+ * 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.
+ */
+
+/dts-v1/;
+#include "sun7i-a20.dtsi"
+#include "sunxi-common-regulators.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+ model = "HAOYU Electronics Marsboard A20";
+ compatible = "haoyu,a20-marsboard", "allwinner,sun7i-a20";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ hdmi-connector {
+ compatible = "hdmi-connector";
+ type = "a";
+
+ port {
+ hdmi_con_in: endpoint {
+ remote-endpoint = <&hdmi_out_con>;
+ };
+ };
+ };
+};
+
+&ahci {
+ target-supply = <&reg_ahci_5v>;
+ status = "okay";
+};
+
+&codec {
+ status = "okay";
+};
+
+&cpu0 {
+ cpu-supply = <&reg_dcdc2>;
+};
+
+&de {
+ status = "okay";
+};
+
+&ehci0 {
+ status = "okay";
+};
+
+&ehci1 {
+ status = "okay";
+};
+
+&gmac_mii_pins {
+ pins = "PA0", "PA1", "PA2",
+ "PA3", "PA4", "PA5", "PA6",
+ "PA7", "PA8", "PA9", "PA10",
+ "PA11", "PA12", "PA13", "PA14",
+ "PA15", "PA16", "PA17";
+};
+
+&gmac {
+ pinctrl-names = "default";
+ pinctrl-0 = <&gmac_mii_pins>;
+ phy-handle = <&phy0>;
+ phy-mode = "mii";
+ status = "okay";
+};
+
+&hdmi {
+ status = "okay";
+};
+
+&hdmi_out {
+ hdmi_out_con: endpoint {
+ remote-endpoint = <&hdmi_con_in>;
+ };
+};
+
+&i2c0 {
+ status = "okay";
+
+ axp209: pmic@34 {
+ reg = <0x34>;
+ interrupt-parent = <&nmi_intc>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ };
+};
+
+&mmc0 {
+ vmmc-supply = <&reg_vcc3v3>;
+ bus-width = <4>;
+ cd-gpios = <&pio 7 10 GPIO_ACTIVE_LOW>; /* PH10 */
+ status = "okay";
+};
+
+&gmac_mdio {
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+};
+
+&ohci0 {
+ status = "okay";
+};
+
+&ohci1 {
+ status = "okay";
+};
+
+&otg_sram {
+ status = "okay";
+};
+
+&reg_ahci_5v {
+ status = "okay";
+};
+
+#include "axp209.dtsi"
+
+&ac_power_supply {
+ status = "okay";
+};
+
+&reg_dcdc2 {
+ regulator-always-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1450000>;
+ regulator-name = "vdd-cpu";
+};
+
+&reg_dcdc3 {
+ regulator-always-on;
+ regulator-min-microvolt = <1000000>;
+ regulator-max-microvolt = <1400000>;
+ regulator-name = "vdd-int-dll";
+};
+
+&reg_ldo1 {
+ regulator-name = "vdd-rtc";
+};
+
+&reg_ldo2 {
+ regulator-always-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ regulator-name = "avcc";
+};
+
+&reg_usb1_vbus {
+ status = "okay";
+};
+
+&reg_usb2_vbus {
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pb_pins>;
+ status = "okay";
+};
+
+&usb_otg {
+ dr_mode = "otg";
+ status = "okay";
+};
+
+&usbphy {
+ usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
+ usb1_vbus-supply = <&reg_usb1_vbus>;
+ usb2_vbus-supply = <&reg_usb2_vbus>;
+ status = "okay";
+};
--
2.34.1