openwrt/package/boot/uboot-sunxi/patches/254-sunxi-h2-add-bpi-p2-zero.patch

--- /dev/null
+++ b/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
@@ -0,0 +1,291 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2023 Zoltan HERPAI <wigyori@uid0.hu>
+ *
+ * Based on sun8i-h2-plus-bananapi-m2-zero.dts, which is:
+ *   Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
+ */
+
+/dts-v1/;
+#include "sun8i-h3.dtsi"
+#include "sunxi-common-regulators.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "Banana Pi BPI-P2-Zero";
+	compatible = "sinovoip,bpi-p2-zero", "allwinner,sun8i-h2-plus";
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		ethernet0 = &emac;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	connector {
+		compatible = "hdmi-connector";
+		type = "c";
+
+		port {
+			hdmi_con_in: endpoint {
+				remote-endpoint = <&hdmi_out_con>;
+			};
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		pwr_led {
+			label = "bananapi-p2-zero:red:pwr";
+			gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
+			default-state = "on";
+		};
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		switch-4 {
+			label = "power";
+			linux,code = <KEY_POWER>;
+			gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
+			wakeup-source;
+		};
+	};
+
+	reg_vdd_cpux: vdd-cpux-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>; /* 4ms */
+
+		gpios = <&r_pio 0 1 GPIO_ACTIVE_HIGH>; /* PL1 */
+		enable-active-high;
+		gpios-states = <0x1>;
+		states = <1100000 0>, <1300000 1>;
+	};
+
+	reg_vcc_dram: vcc-dram {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc-dram";
+		regulator-min-microvolt = <1500000>;
+		regulator-max-microvolt = <1500000>;
+		regulator-always-on;
+		regulator-boot-on;
+		enable-active-high;
+		gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
+		vin-supply = <&reg_vcc5v0>;
+	};
+
+	reg_vcc1v2: vcc1v2 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc1v2";
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		regulator-always-on;
+		regulator-boot-on;
+		enable-active-high;
+		gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
+		vin-supply = <&reg_vcc5v0>;
+	};
+
+	poweroff {
+		compatible = "regulator-poweroff";
+		cpu-supply = <&reg_vcc1v2>;
+	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
+		clocks = <&rtc CLK_OSC32K_FANOUT>;
+		clock-names = "ext_clock";
+	};
+};
+
+&cpu0 {
+	cpu-supply = <&reg_vdd_cpux>;
+};
+
+&de {
+	status = "okay";
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&emac {
+	phy-handle = <&int_mii_phy>;
+	phy-mode = "mii";
+	allwinner,leds-active-low;
+	status = "okay";
+};
+
+&hdmi {
+	status = "okay";
+};
+
+&hdmi_out {
+	hdmi_out_con: endpoint {
+		remote-endpoint = <&hdmi_con_in>;
+	};
+};
+
+&mmc0 {
+	vmmc-supply = <&reg_vcc3v3>;
+	bus-width = <4>;
+	/*
+	 * On the production batch of this board the card detect GPIO is
+	 * high active (card inserted), although on the early samples it's
+	 * low active.
+	 */
+	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
+	status = "okay";
+};
+
+&mmc1 {
+	vmmc-supply = <&reg_vcc3v3>;
+	vqmmc-supply = <&reg_vcc3v3>;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	bus-width = <4>;
+	non-removable;
+	status = "okay";
+
+	brcmf: 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";
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&uart0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart0_pa_pins>;
+	status = "okay";
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+	uart-has-rtscts;
+	status = "okay";
+
+	bluetooth {
+		compatible = "brcm,bcm43438-bt";
+		max-speed = <1500000>;
+		clocks = <&rtc CLK_OSC32K_FANOUT>;
+		clock-names = "lpo";
+		vbat-supply = <&reg_vcc3v3>;
+		vddio-supply = <&reg_vcc3v3>;
+		device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
+		host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
+		shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
+	};
+
+};
+
+&pio {
+	gpio-line-names =
+		/* PA */
+		"CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
+			"CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
+		"CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
+			"CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
+		"CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
+			"CON2-P40", "CON2-P38", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PB */
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PC */
+		"CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
+			"CON2-P18", "", "", "CON2-P26",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PD */
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "CSI-PWR-EN", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PE */
+		"CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
+			"CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
+		"CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
+			"CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PF */
+		"SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
+			"SDC0-D2", "SDC0-DET", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+
+		/* PG */
+		"WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
+			"WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
+		"BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
+			"BT-RST-N", "AP-WAKE-BT", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "";
+};
+
+&r_pio {
+	gpio-line-names =
+		/* PL */
+		"", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
+			"VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
+		"PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
+		"", "", "", "", "", "", "", "",
+		"", "", "", "", "", "", "", "";
+};
+
+&usb_otg {
+	dr_mode = "otg";
+	status = "okay";
+};
+
+&usbphy {
+	usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+	/*
+	 * There're two micro-USB connectors, one is power-only and another is
+	 * OTG. The Vbus of these two connectors are connected together, so
+	 * the external USB device will be powered just by the power input
+	 * from the power-only USB port.
+	 */
+	status = "okay";
+};
--- /dev/null
+++ b/configs/bananapi_p2_zero_defconfig
@@ -0,0 +1,10 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-bananapi-p2-zero"
+CONFIG_SPL=y
+CONFIG_MACH_SUN8I_H3=y
+CONFIG_DRAM_CLK=408
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_SUN8I_EMAC=y
+CONFIG_USB_EHCI_HCD=y