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Subject[PATCH v1 1/1] ARM: dts: sun8i: h3: Add initial NanoPi R1 support
Date
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@gmail.com>
---
.../devicetree/bindings/arm/sunxi.yaml | 5 +
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts | 169 ++++++++++++++++++
3 files changed, 175 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..204a39f93f4e
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-h3-nanopi-r1.dts
@@ -0,0 +1,169 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2019 Igor Pecovnik <igor@armbian.com>
+ * Copyright (C) 2020 Jayantajit Gogoi <jayanta.gogoi525@gmail.com>
+ * Copyright (C) 2020 Yu-Tung Chang <mtwget@gmail.com>
+*/
+
+#include "sun8i-h3-nanopi.dtsi"
+#include <dt-bindings/leds/common.h>
+
+/ {
+ model = "FriendlyARM NanoPi R1";
+ compatible = "friendlyarm,nanopi-r1", "allwinner,sun8i-h3";
+
+ aliases {
+ serial1 = &uart1;
+ ethernet0 = &emac;
+ ethernet1 = &wifi;
+ };
+
+ 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 {
+ led-2 {
+ function = LED_FUNCTION_WAN;
+ color = <LED_COLOR_ID_GREEN>;
+ gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
+ };
+
+ led-3 {
+ function = LED_FUNCTION_LAN;
+ color = <LED_COLOR_ID_GREEN>;
+ 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";
+
+ wifi: 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 = "otg";
+};
+
+&usbphy {
+ usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
+ usb0_vbus-supply = <&reg_usb0_vbus>;
+ status = "okay";
+};
--
2.29.0
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