[PATCH 1/1] ARM: dts: sun8i: h3: Add initial NanoPi R1 support

From: Yu-Tung Chang
Date: Tue Oct 27 2020 - 04:48:19 EST

The NanoPi R1 is a complete open source board developed
by FriendlyElec for makers, hobbyists, fans and etc.

NanoPi R1 key features
- Allwinner H3, Quad-core Cortex-A7@1.2GHz
- 512MB/1GB DDR3 RAM
- 8GB eMMC
- microSD slot
- 10/100/1000M Ethernet x 1
- 10/100 Ethernet x 1
- Wifi 802.11b/g/n
- Bluetooth 4.0
- Serial Debug Port
- 5V 2A DC power-supply

Signed-off-by: Yu-Tung Chang <mtwget@xxxxxxxxx>
---
.../devicetree/bindings/arm/sunxi.yaml | 5 +
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts | 199 ++++++++++++++++++
3 files changed, 205 insertions(+)
create mode 100644 arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts

diff --git a/Documentation/devicetree/bindings/arm/sunxi.yaml b/Documentation/devicetree/bindings/arm/sunxi.yaml
index 0f23133672a3..54a1aaee7e22 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 NanoPi R1
+ items:
+ - const: friendlyarm,nanopi-r1
+ - const: allwinner,sun8i-h3
+
- description: FriendlyARM ZeroPi
items:
- const: friendlyarm,zeropi
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 4f0adfead547..aabaf67f86ed 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1192,6 +1192,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
sun8i-h3-nanopi-m1-plus.dtb \
sun8i-h3-nanopi-neo.dtb \
sun8i-h3-nanopi-neo-air.dtb \
+ sun8i-h3-nanopi-r1.dtb \
sun8i-h3-orangepi-2.dtb \
sun8i-h3-orangepi-lite.dtb \
sun8i-h3-orangepi-one.dtb \
diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts
new file mode 100644
index 000000000000..d4b90892a4d8
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts
@@ -0,0 +1,199 @@
+/*
+ * Copyright (C) 2019 Igor Pecovnik <igor@xxxxxxxxxxx>
+ * Copyright (C) 2020 Jayantajit Gogoi <jayanta.gogoi525@xxxxxxxxx>
+ * 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 NanoPi R1";
+ compatible = "friendlyarm,nanopi-r1", "allwinner,sun8i-h3";
+
+ 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 */
+ };
+
+ reg_vdd_cpux: gpio-regulator {
+ compatible = "regulator-gpio";
+ regulator-name = "vdd-cpux";
+ regulator-type = "voltage";
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1300000>;
+ regulator-ramp-delay = <50>;
+ gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+ gpios-states = <0x1>;
+ states = <1100000 0x0
+ 1300000 0x1>;
+ };
+
+ wifi_pwrseq: wifi_pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
+ clocks = <&rtc 1>;
+ clock-names = "ext_clock";
+ };
+
+ leds {
+
+ wan {
+ label = "nanopi:green:wan";
+ gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
+ };
+
+ lan {
+ label = "nanopi:green:lan";
+ gpios = <&pio 0 9 GPIO_ACTIVE_HIGH>; /* PA9 */
+ };
+ };
+};
+
+&cpu0 {
+ cpu-supply = <&reg_vdd_cpux>;
+};
+
+&ehci1 {
+ status = "okay";
+};
+
+&ehci2 {
+ status = "okay";
+};
+
+&emac {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emac_rgmii_pins>;
+ phy-supply = <&reg_gmac_3v3>;
+ phy-handle = <&ext_rgmii_phy>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+};
+
+&external_mdio {
+ ext_rgmii_phy: ethernet-phy@7 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <7>;
+ };
+};
+
+&mmc1 {
+ vmmc-supply = <&reg_vcc3v3>;
+ vqmmc-supply = <&reg_vcc3v3>;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ bus-width = <4>;
+ non-removable;
+ status = "okay";
+
+ sdio_wifi: sdio_wifi@1 {
+ reg = <1>;
+ compatible = "brcm,bcm4329-fmac";
+ interrupt-parent = <&pio>;
+ interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
+ interrupt-names = "host-wake";
+ };
+};
+
+&mmc2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_8bit_pins>;
+ vmmc-supply = <&reg_vcc3v3>;
+ vqmmc-supply = <&reg_vcc3v3>;
+ bus-width = <8>;
+ non-removable;
+ status = "okay";
+};
+
+&ohci1 {
+ status = "okay";
+};
+
+&ohci2 {
+ status = "okay";
+};
+
+&reg_usb0_vbus {
+ gpio = <&r_pio 0 2 GPIO_ACTIVE_HIGH>; /* PL2 */
+ status = "okay";
+};
+
+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_pins>;
+ status = "okay";
+};
+
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins>, <&uart3_rts_cts_pins>;
+ uart-has-rtscts;
+ status = "okay";
+
+ bluetooth {
+ compatible = "brcm,bcm43438-bt";
+ clocks = <&rtc 1>;
+ clock-names = "lpo";
+ vbat-supply = <&reg_vcc3v3>;
+ vddio-supply = <&reg_vcc3v3>;
+ device-wakeup-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
+ host-wakeup-gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
+ shutdown-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
+ };
+};
+
+&usb_otg {
+ status = "okay";
+ dr_mode = "peripheral";
+};
+
+&usbphy {
+ usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
+ usb0_vbus-supply = <&reg_usb0_vbus>;
+ status = "okay";
+};
+
--
2.29.0