1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
3 #include "bcm2835.dtsi"
4 #include "bcm2835-rpi.dtsi"
5 #include "bcm2835-rpi-common.dtsi"
6 #include "bcm283x-rpi-led-deprecated.dtsi"
7 #include "bcm283x-rpi-usb-host.dtsi"
8
9 / {
10 compatible = "raspberrypi,model-a-plus
11 model = "Raspberry Pi Model A+";
12
13 memory@0 {
14 device_type = "memory";
15 reg = <0 0x10000000>;
16 };
17 };
18
19 &gpio {
20 /*
21 * This is based on the unreleased sch
22 *
23 * Legend:
24 * "FOO" = GPIO line named "FOO" on th
25 * "FOO_N" = GPIO line named "FOO" on
26 */
27 gpio-line-names = "ID_SDA",
28 "ID_SCL",
29 "SDA1",
30 "SCL1",
31 "GPIO_GCLK",
32 "GPIO5",
33 "GPIO6",
34 "SPI_CE1_N",
35 "SPI_CE0_N",
36 "SPI_MISO",
37 "SPI_MOSI",
38 "SPI_SCLK",
39 "GPIO12",
40 "GPIO13",
41 /* Serial port */
42 "TXD0",
43 "RXD0",
44 "GPIO16",
45 "GPIO17",
46 "GPIO18",
47 "GPIO19",
48 "GPIO20",
49 "GPIO21",
50 "GPIO22",
51 "GPIO23",
52 "GPIO24",
53 "GPIO25",
54 "GPIO26",
55 "GPIO27",
56 "SDA0",
57 "SCL0",
58 "", /* GPIO30 */
59 "", /* GPIO31 */
60 "CAM_GPIO1", /* GPIO
61 "", /* GPIO33 */
62 "", /* GPIO34 */
63 "PWR_LOW_N", /* GPIO
64 "", /* GPIO36 */
65 "", /* GPIO37 */
66 "USB_LIMIT", /* GPIO
67 "", /* GPIO39 */
68 "PWM0_OUT", /* GPIO4
69 "CAM_GPIO0", /* GPIO
70 "", /* GPIO42 */
71 "", /* GPIO43 */
72 "", /* GPIO44 */
73 "PWM1_OUT", /* GPIO4
74 "HDMI_HPD_N",
75 "STATUS_LED",
76 /* Used by SD Card *
77 "SD_CLK_R",
78 "SD_CMD_R",
79 "SD_DATA0_R",
80 "SD_DATA1_R",
81 "SD_DATA2_R",
82 "SD_DATA3_R";
83
84 pinctrl-names = "default";
85 pinctrl-0 = <&gpioout &alt0 &i2s_alt0>
86
87 /* I2S interface */
88 i2s_alt0: i2s_alt0 {
89 brcm,pins = <18 19 20 21>;
90 brcm,function = <BCM2835_FSEL_
91 };
92 };
93
94 &hdmi {
95 hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>
96 power-domains = <&power RPI_POWER_DOMA
97 status = "okay";
98 };
99
100 &led_act {
101 gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
102 };
103
104 &leds {
105 led-pwr {
106 label = "PWR";
107 gpios = <&gpio 35 GPIO_ACTIVE_
108 default-state = "keep";
109 linux,default-trigger = "defau
110 };
111 };
112
113 &pwm {
114 pinctrl-names = "default";
115 pinctrl-0 = <&pwm0_gpio40 &pwm1_gpio45
116 status = "okay";
117 };
118
119 &sdhost {
120 pinctrl-names = "default";
121 pinctrl-0 = <&sdhost_gpio48>;
122 bus-width = <4>;
123 status = "okay";
124 };
125
126 &uart0 {
127 pinctrl-names = "default";
128 pinctrl-0 = <&uart0_gpio14>;
129 status = "okay";
130 };
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