1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
From 52015bd5f0bb4d64ca51c5f8539cf2552dfb8a42 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Thu, 21 Jan 2016 17:57:49 +0000
Subject: [PATCH 168/170] FIXUP: BCM270X_DT: Update to latest Pi3 DTS
---
arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 34 ++++++++++++++++++++++++++--------
1 file changed, 26 insertions(+), 8 deletions(-)
--- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
@@ -45,16 +45,21 @@
};
bt_pins: bt_pins {
- brcm,pins = <28 29 30 31 14 15 43>;
- brcm,function = <6 6 6 6 2 2 4>;
- // alt2:PCM alt5:UART1 alt0:GPCLK2
- brcm,pull = <0 0 0 0 0 2 0>;
+ brcm,pins = <28 29 30 31 43>;
+ brcm,function = <6 6 6 6 4>; /* alt2:PCM alt0:GPCLK2 */
+ brcm,pull = <0 0 0 0 0>;
};
- uart1_pins: uart1_pins {
+ uart0_pins: uart0_pins {
brcm,pins = <32 33>;
brcm,function = <7>; /* alt3=UART0 */
- brcm,pull = <0>;
+ brcm,pull = <0 0>;
+ };
+
+ uart1_pins: uart1_pins {
+ brcm,pins = <14 15>;
+ brcm,function = <2>; /* alt5=UART1 */
+ brcm,pull = <0 0>;
};
};
@@ -71,6 +76,17 @@
non-removable;
bus-width = <4>;
status = "okay";
+ brcm,overclock-50 = <0>;
+};
+
+&soc {
+ virtgpio: virtgpio {
+ compatible = "brcm,bcm2835-virtgpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ firmware = <&firmware>;
+ status = "okay";
+ };
};
&fb {
@@ -78,12 +94,14 @@
};
&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins &bt_pins>;
status = "okay";
};
&uart1 {
pinctrl-names = "default";
- pinctrl-0 = <&uart1_pins &bt_pins>;
+ pinctrl-0 = <&uart1_pins>;
status = "okay";
};
@@ -139,7 +157,7 @@
act_led: act {
label = "led0";
linux,default-trigger = "mmc0";
- gpios = <&gpio 47 0>;
+ gpios = <&virtgpio 0 0>;
};
};
|
