sunxi: add support for Banana Pi M2 Zero board

Banana Pi M2 Zero is a board by Sinovoip with Allwinner H2+ SoC, 16-bit
512MiB DDR3 memory, a MicroSD slot, two MicroUSB ports (one OTG and one
powering-only) and a miniHDMI port.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Jun Nie <jun.nie@linaro.org>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
[jagan: Fixed board MAINTAINERS file]
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
This commit is contained in:
Jun Nie 2018-10-27 13:11:00 +08:00 committed by Jagan Teki
parent 454cf76184
commit 7bb0d212f2
4 changed files with 140 additions and 0 deletions

View file

@ -365,6 +365,7 @@ dtb-$(CONFIG_MACH_SUN8I_A83T) += \
sun8i-a83t-cubietruck-plus.dtb \
sun8i-a83t-tbs-a711.dts
dtb-$(CONFIG_MACH_SUN8I_H3) += \
sun8i-h2-plus-bananapi-m2-zero.dtb \
sun8i-h2-plus-libretech-all-h3-cc.dtb \
sun8i-h2-plus-orangepi-r1.dtb \
sun8i-h2-plus-orangepi-zero.dtb \

View file

@ -0,0 +1,121 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
*
* Based on sun8i-h3-bananapi-m2-plus.dts, which is:
* Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
*/
/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-M2-Zero";
compatible = "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus";
aliases {
serial0 = &uart0;
serial1 = &uart1;
};
chosen {
stdout-path = "serial0:115200n8";
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pwr_led {
label = "bananapi-m2-zero:red:pwr";
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>;
};
};
wifi_pwrseq: wifi_pwrseq {
compatible = "mmc-pwrseq-simple";
pinctrl-names = "default";
reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
};
};
&ehci0 {
status = "okay";
};
&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";
};
};
&ohci0 {
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
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";
};

View file

@ -149,6 +149,11 @@ S: Maintained
F: configs/Bananapi_m2m_defconfig
F: arch/arm/dts/sun8i-r16-bananapi-m2m.dts
BANANAPI M2 ZERO BOARD
M: Icenowy Zheng <icenowy@aosc.io>
S: Maintained
F: configs/bananapi_m2_zero_defconfig
BANANAPI M64
M: Jagan Teki <jagan@amarulasolutions.com>
S: Maintained

View file

@ -0,0 +1,13 @@
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_MMC0_CD_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
# 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-h2-plus-bananapi-m2-zero"