add audio

hc

2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts
..
..
@@ -9,12 +9,17 @@
9
9
 	compatible = "raspberrypi,model-b-plus", "brcm,bcm2835";
10
10
 	model = "Raspberry Pi Model B+";
11
11
 
12
+	memory@0 {
13
+		device_type = "memory";
14
+		reg = <0 0x20000000>;
15
+	};
16
+
12
17
 	leds {
13
-		act {
18
+		led-act {
14
19
 			gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
15
20
 		};
16
21
 
17
-		pwr {
22
+		led-pwr {
18
23
 			label = "PWR";
19
24
 			gpios = <&gpio 35 GPIO_ACTIVE_HIGH>;
20
25
 			default-state = "keep";
..
..
@@ -33,8 +38,8 @@
33
38
 	 * "FOO" = GPIO line named "FOO" on the schematic
34
39
 	 * "FOO_N" = GPIO line named "FOO" on schematic, active low
35
40
 	 */
36
-	gpio-line-names = "SDA0",
37
-			  "SCL0",
41
+	gpio-line-names = "ID_SDA",
42
+			  "ID_SCL",
38
43
 			  "SDA1",
39
44
 			  "SCL1",
40
45
 			  "GPIO_GCLK",
..
..
@@ -101,6 +106,8 @@
101
106
 
102
107
 &hdmi {
103
108
 	hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
109
+	power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
110
+	status = "okay";
104
111
 };
105
112
 
106
113
 &pwm {
..
..
@@ -109,6 +116,13 @@
109
116
 	status = "okay";
110
117
 };
111
118
 
119
+&sdhost {
120
+	pinctrl-names = "default";
121
+	pinctrl-0 = <&sdhost_gpio48>;
122
+	bus-width = <4>;
123
+	status = "okay";
124
+};
125
+
112
126
 &uart0 {
113
127
 	pinctrl-names = "default";
114
128
 	pinctrl-0 = <&uart0_gpio14>;