[PATCH] sunxi: add support for Banana Pi P2 Zero board

16 Apr 2020

Signed-off-by: Mizan R exqdzn@gmail.com
---
 arch/arm/dts/Makefile                         |   1 +
 .../dts/sun8i-h2-plus-bananapi-p2-zero.dts    | 181 ++++++++++++++++++
 configs/Sinovoip_BPI_P2_Zero_defconfig        |  20 ++
 3 files changed, 202 insertions(+)
 create mode 100644 arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
 create mode 100644 configs/Sinovoip_BPI_P2_Zero_defconfig

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 62da168ef8..7a43f64b0a 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -487,6 +487,7 @@ dtb-$(CONFIG_MACH_SUN8I_A83T) += \
    sun8i-a83t-tbs-a711.dtb
 dtb-$(CONFIG_MACH_SUN8I_H3) += \
    sun8i-h2-plus-bananapi-m2-zero.dtb \
+	sun8i-h2-plus-bananapi-p2-zero.dtb \
    sun8i-h2-plus-libretech-all-h3-cc.dtb \
    sun8i-h2-plus-orangepi-r1.dtb \
    sun8i-h2-plus-orangepi-zero.dtb \
diff --git a/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts b/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
new file mode 100644
index 0000000000..d28dc8952b
--- /dev/null
+++ b/arch/arm/dts/sun8i-h2-plus-bananapi-p2-zero.dts
@@ -0,0 +1,181 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2020 Mizan R exqdzn@gmail.com
+ *
+ * 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 = "a";
+
+		port {
+			hdmi_con_in: endpoint {
+				remote-endpoint = <&hdmi_out_con>;
+			};
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+
+		pwr_led {
+			label = "bananapi-p2-zero:red:pwr";
+			linux,default-trigger = "heartbeat";
+			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
+			default-state = "on";
+		};
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+
+		sw4 {
+			label = "power";
+			linux,code = <BTN_0>;
+			gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	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 0x0
+			  1300000 0x1>;
+	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
+	};
+};
+
+&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>;
+	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>;
+	status = "okay";
+};
+
+&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";
+};
diff --git a/configs/Sinovoip_BPI_P2_Zero_defconfig b/configs/Sinovoip_BPI_P2_Zero_defconfig
new file mode 100644
index 0000000000..cb5b79f254
--- /dev/null
+++ b/configs/Sinovoip_BPI_P2_Zero_defconfig
@@ -0,0 +1,20 @@
+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_NR_DRAM_BANKS=1
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_MMC0_CD_PIN=""
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_CONSOLE_MUX=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_ISO_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-bananapi-p2-zero"
+CONFIG_SUN8I_EMAC=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
\ No newline at end of file
-- 
2.26.0


    

Mizan R

Jagan Teki

Signed-off-by: Mizan R exqdzn@gmail.com

Mizan R

Jagan Teki

Signed-off-by: Mizan R exqdzn@gmail.com

Maxime Ripard

Signed-off-by: Mizan R exqdzn@gmail.com

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