[PATCH] sunxi: add support for Banana Pi P2 Zero board
Mizan R
exqdzn at gmail.com
Thu Apr 16 18:36:23 CEST 2020
Signed-off-by: Mizan R <exqdzn at 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 at gmail.com>
+ *
+ * Based on sun8i-h2-plus-bananapi-m2-zero.dts, which is:
+ * Copyright (C) 2017 Icenowy Zheng <icenowy at 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 = <®_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 = <®_vcc3v3>;
+ bus-width = <4>;
+ cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
+ status = "okay";
+};
+
+&mmc1 {
+ vmmc-supply = <®_vcc3v3>;
+ vqmmc-supply = <®_vcc3v3>;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ bus-width = <4>;
+ non-removable;
+ status = "okay";
+
+ brcmf: wifi at 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 = <®_vcc3v3>;
+ vqmmc-supply = <®_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
More information about the U-Boot
mailing list