forked from ~ljy/RK356X_SDK_RELEASE
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2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a 
 kernel/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
....@@ -1,7 +1,7 @@
11 // SPDX-License-Identifier: GPL-2.0
22 /dts-v1/;
33 #include "bcm2837.dtsi"
4
-#include "bcm2835-rpi.dtsi"
4
+#include "bcm2836-rpi.dtsi"
55 #include "bcm283x-rpi-lan7515.dtsi"
66 #include "bcm283x-rpi-usb-host.dtsi"
77 
....@@ -14,18 +14,21 @@
1414 		stdout-path = "serial1:115200n8";
1515 	};
1616 
17
-	memory {
17
+	memory@0 {
18
+		device_type = "memory";
1819 		reg = <0 0x40000000>;
1920 	};
2021 
2122 	leds {
22
-		act {
23
+		led-act {
2324 			gpios = <&gpio 29 GPIO_ACTIVE_HIGH>;
2425 		};
2526 
26
-		pwr {
27
+		led-pwr {
2728 			label = "PWR";
2829 			gpios = <&expgpio 2 GPIO_ACTIVE_LOW>;
30
+			default-state = "keep";
31
+			linux,default-trigger = "default-on";
2932 		};
3033 	};
3134 
....@@ -42,7 +45,7 @@
4245 		#gpio-cells = <2>;
4346 		gpio-line-names = "BT_ON",
4447 				  "WL_ON",
45
-				  "STATUS_LED",
48
+				  "PWR_LED_R",
4649 				  "LAN_RUN",
4750 				  "",
4851 				  "CAM_GPIO0",
....@@ -52,8 +55,80 @@
5255 	};
5356 };
5457 
58
+&gpio {
59
+	/*
60
+	 * Taken from rpi_SCH_3bplus_1p0_reduced.pdf and
61
+	 * the official GPU firmware DT blob.
62
+	 *
63
+	 * Legend:
64
+	 * "NC" = not connected (no rail from the SoC)
65
+	 * "FOO" = GPIO line named "FOO" on the schematic
66
+	 * "FOO_N" = GPIO line named "FOO" on schematic, active low
67
+	 */
68
+	gpio-line-names = "ID_SDA",
69
+			  "ID_SCL",
70
+			  "SDA1",
71
+			  "SCL1",
72
+			  "GPIO_GCLK",
73
+			  "GPIO5",
74
+			  "GPIO6",
75
+			  "SPI_CE1_N",
76
+			  "SPI_CE0_N",
77
+			  "SPI_MISO",
78
+			  "SPI_MOSI",
79
+			  "SPI_SCLK",
80
+			  "GPIO12",
81
+			  "GPIO13",
82
+			  /* Serial port */
83
+			  "TXD1",
84
+			  "RXD1",
85
+			  "GPIO16",
86
+			  "GPIO17",
87
+			  "GPIO18",
88
+			  "GPIO19",
89
+			  "GPIO20",
90
+			  "GPIO21",
91
+			  "GPIO22",
92
+			  "GPIO23",
93
+			  "GPIO24",
94
+			  "GPIO25",
95
+			  "GPIO26",
96
+			  "GPIO27",
97
+			  "HDMI_HPD_N",
98
+			  "STATUS_LED_G",
99
+			  /* Used by BT module */
100
+			  "CTS0",
101
+			  "RTS0",
102
+			  "TXD0",
103
+			  "RXD0",
104
+			  /* Used by Wifi */
105
+			  "SD1_CLK",
106
+			  "SD1_CMD",
107
+			  "SD1_DATA0",
108
+			  "SD1_DATA1",
109
+			  "SD1_DATA2",
110
+			  "SD1_DATA3",
111
+			  "PWM0_OUT",
112
+			  "PWM1_OUT",
113
+			  "ETHCLK",
114
+			  "WIFI_CLK",
115
+			  "SDA0",
116
+			  "SCL0",
117
+			  "SMPS_SCL",
118
+			  "SMPS_SDA",
119
+			  /* Used by SD Card */
120
+			  "SD_CLK_R",
121
+			  "SD_CMD_R",
122
+			  "SD_DATA0_R",
123
+			  "SD_DATA1_R",
124
+			  "SD_DATA2_R",
125
+			  "SD_DATA3_R";
126
+};
127
+
55128 &hdmi {
56129 	hpd-gpios = <&gpio 28 GPIO_ACTIVE_LOW>;
130
+	power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
131
+	status = "okay";
57132 };
58133 
59134 &pwm {