openwrt/package/boot/uboot-sunxi/patches/252-sunxi-h3-add-support-for-nanopi-r1.patch

From 0e8043aff1aae95d1f7b7422b91b57d9569860d3 Mon Sep 17 00:00:00 2001
From: Jayantajit Gogoi <jayanta.gogoi525@gmail.com>
Date: Mon, 12 Oct 2020 18:39:53 +0000
Subject: [PATCH] sunxi: add support for FriendlyARM NanoPi R1

Signed-off-by: Jayantajit Gogoi <jayanta.gogoi525@gmail.com>
---
 arch/arm/dts/Makefile               |   1 +
 arch/arm/dts/sun8i-h3-nanopi-r1.dts | 146 ++++++++++++++++++++++++++++
 configs/nanopi_r1_defconfig         |  22 +++++
 3 files changed, 169 insertions(+)
 create mode 100644 arch/arm/dts/sun8i-h3-nanopi-r1.dts
 create mode 100644 configs/nanopi_r1_defconfig

--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -531,6 +531,7 @@ dtb-$(CONFIG_MACH_SUN8I_H3) += \
 	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 \
--- /dev/null
+++ b/arch/arm/dts/sun8i-h3-nanopi-r1.dts
@@ -0,0 +1,146 @@
+// 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>
+ */
+
+/* NanoPi R1 is based on the NanoPi-H3 design from FriendlyARM */
+#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>;
+	};
+
+	vdd_cpux: gpio-regulator {
+		compatible = "regulator-gpio";
+		pinctrl-names = "default";
+		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>;
+		gpios-states = <0x1>;
+		states = <1100000 0x0
+			  1300000 0x1>;
+	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>;
+	};
+
+	leds {
+		/delete-node/ pwr;
+		status {
+			label = "nanopi:red:status";
+			gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>;
+			linux,default-trigger = "heartbeat";
+		};
+
+		wan {
+			label = "nanopi:green:wan";
+			gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>;
+		};
+
+		lan {
+			label = "nanopi:green:lan";
+			gpios = <&pio 0 9 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	r_gpio_keys {
+		pinctrl-names = "default";
+		pinctrl-0 = <&sw_r_npi>;
+
+		/delete-node/ k1;
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&cpu0 {
+	cpu-supply = <&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";
+	status = "okay";
+};
+
+&external_mdio {
+	ext_rgmii_phy: ethernet-phy@1 {
+		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>;
+		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";
+};
+
+&r_pio {
+	sw_r_npi: key_pins {
+		pins = "PL3";
+		function = "gpio_in";
+	};
+};
--- /dev/null
+++ b/configs/nanopi_r1_defconfig
@@ -0,0 +1,22 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_SPL=y
+CONFIG_MACH_SUN8I_H3=y
+CONFIG_DRAM_CLK=408
+CONFIG_DRAM_ZQ=3881979
+CONFIG_DRAM_ODT_EN=y
+CONFIG_MACPWR="PD6"
+# CONFIG_VIDEO_DE2 is not set
+CONFIG_NR_DRAM_BANKS=1
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_CONSOLE_MUX=y
+CONFIG_SYS_CLK_FREQ=480000000
+# CONFIG_CMD_FLASH is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun8i-h3-nanopi-r1"
+CONFIG_SUN8I_EMAC=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2