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Diffstat (limited to 'arch/arm/dts/sun8i-h2-plus-bananapi-m2-zero.dts')
-rw-r--r--arch/arm/dts/sun8i-h2-plus-bananapi-m2-zero.dts121
1 files changed, 121 insertions, 0 deletions
diff --git a/arch/arm/dts/sun8i-h2-plus-bananapi-m2-zero.dts b/arch/arm/dts/sun8i-h2-plus-bananapi-m2-zero.dts
new file mode 100644
index 0000000000..7d01f93226
--- /dev/null
+++ b/arch/arm/dts/sun8i-h2-plus-bananapi-m2-zero.dts
@@ -0,0 +1,121 @@
1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
4 *
5 * Based on sun8i-h3-bananapi-m2-plus.dts, which is:
6 * Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
7 */
8
9/dts-v1/;
10#include "sun8i-h3.dtsi"
11#include "sunxi-common-regulators.dtsi"
12
13#include <dt-bindings/gpio/gpio.h>
14#include <dt-bindings/input/input.h>
15
16/ {
17 model = "Banana Pi BPI-M2-Zero";
18 compatible = "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus";
19
20 aliases {
21 serial0 = &uart0;
22 serial1 = &uart1;
23 };
24
25 chosen {
26 stdout-path = "serial0:115200n8";
27 };
28
29 leds {
30 compatible = "gpio-leds";
31 pinctrl-names = "default";
32
33 pwr_led {
34 label = "bananapi-m2-zero:red:pwr";
35 gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
36 default-state = "on";
37 };
38 };
39
40 gpio_keys {
41 compatible = "gpio-keys";
42 pinctrl-names = "default";
43
44 sw4 {
45 label = "power";
46 linux,code = <BTN_0>;
47 gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
48 };
49 };
50
51 wifi_pwrseq: wifi_pwrseq {
52 compatible = "mmc-pwrseq-simple";
53 pinctrl-names = "default";
54 reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
55 };
56};
57
58&ehci0 {
59 status = "okay";
60};
61
62&mmc0 {
63 vmmc-supply = <&reg_vcc3v3>;
64 bus-width = <4>;
65 /*
66 * On the production batch of this board the card detect GPIO is
67 * high active (card inserted), although on the early samples it's
68 * low active.
69 */
70 cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
71 status = "okay";
72};
73
74&mmc1 {
75 vmmc-supply = <&reg_vcc3v3>;
76 vqmmc-supply = <&reg_vcc3v3>;
77 mmc-pwrseq = <&wifi_pwrseq>;
78 bus-width = <4>;
79 non-removable;
80 status = "okay";
81
82 brcmf: wifi@1 {
83 reg = <1>;
84 compatible = "brcm,bcm4329-fmac";
85 interrupt-parent = <&pio>;
86 interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
87 interrupt-names = "host-wake";
88 };
89};
90
91&ohci0 {
92 status = "okay";
93};
94
95&uart0 {
96 pinctrl-names = "default";
97 pinctrl-0 = <&uart0_pins_a>;
98 status = "okay";
99};
100
101&uart1 {
102 pinctrl-names = "default";
103 pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
104 status = "okay";
105};
106
107&usb_otg {
108 dr_mode = "otg";
109 status = "okay";
110};
111
112&usbphy {
113 usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
114 /*
115 * There're two micro-USB connectors, one is power-only and another is
116 * OTG. The Vbus of these two connectors are connected together, so
117 * the external USB device will be powered just by the power input
118 * from the power-only USB port.
119 */
120 status = "okay";
121};