mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-21 14:37:57 +00:00
525b311bf8
As usual these patches were extracted from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
90 lines
2.1 KiB
Diff
90 lines
2.1 KiB
Diff
From f26e0311778ed510125e3d83ebf22109dc986835 Mon Sep 17 00:00:00 2001
|
|
From: Phil Elwell <phil@raspberrypi.org>
|
|
Date: Sat, 19 Mar 2016 16:51:37 +0000
|
|
Subject: [PATCH 208/304] BCM270X_DT: Remove explicit claiming of UART pins
|
|
|
|
It is convenient to be able to map a different function to the UART
|
|
pins (e.g. DPI for vga666) without having to disable the UART first.
|
|
|
|
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
|
|
---
|
|
arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 6 +++---
|
|
.../boot/dts/overlays/pi3-disable-bt-overlay.dts | 10 ++++-----
|
|
.../boot/dts/overlays/pi3-miniuart-bt-overlay.dts | 25 +++++++++++-----------
|
|
3 files changed, 20 insertions(+), 21 deletions(-)
|
|
|
|
--- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
|
|
+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
|
|
@@ -57,9 +57,9 @@
|
|
};
|
|
|
|
uart1_pins: uart1_pins {
|
|
- brcm,pins = <14 15>;
|
|
- brcm,function = <2>; /* alt5=UART1 */
|
|
- brcm,pull = <0 2>;
|
|
+ brcm,pins;
|
|
+ brcm,function;
|
|
+ brcm,pull;
|
|
};
|
|
};
|
|
|
|
--- a/arch/arm/boot/dts/overlays/pi3-disable-bt-overlay.dts
|
|
+++ b/arch/arm/boot/dts/overlays/pi3-disable-bt-overlay.dts
|
|
@@ -28,13 +28,11 @@
|
|
};
|
|
|
|
fragment@2 {
|
|
- target = <&gpio>;
|
|
+ target = <&uart0_pins>;
|
|
__overlay__ {
|
|
- uart0_pins: uart0_pins {
|
|
- brcm,pins = <14 15>;
|
|
- brcm,function = <4>; /* alt0 */
|
|
- brcm,pull = <0 2>;
|
|
- };
|
|
+ brcm,pins;
|
|
+ brcm,function;
|
|
+ brcm,pull;
|
|
};
|
|
};
|
|
|
|
--- a/arch/arm/boot/dts/overlays/pi3-miniuart-bt-overlay.dts
|
|
+++ b/arch/arm/boot/dts/overlays/pi3-miniuart-bt-overlay.dts
|
|
@@ -37,23 +37,24 @@
|
|
};
|
|
|
|
fragment@2 {
|
|
- target = <&gpio>;
|
|
+ target = <&uart0_pins>;
|
|
__overlay__ {
|
|
- uart0_pins: uart0_pins {
|
|
- brcm,pins = <14 15>;
|
|
- brcm,function = <4>; /* alt0 */
|
|
- brcm,pull = <0 2>;
|
|
- };
|
|
-
|
|
- uart1_pins: uart1_pins {
|
|
- brcm,pins = <32 33>;
|
|
- brcm,function = <2>; /* alt5=UART1 */
|
|
- brcm,pull = <0 2>;
|
|
- };
|
|
+ brcm,pins;
|
|
+ brcm,function;
|
|
+ brcm,pull;
|
|
};
|
|
};
|
|
|
|
fragment@3 {
|
|
+ target = <&uart1_pins>;
|
|
+ __overlay__ {
|
|
+ brcm,pins = <32 33>;
|
|
+ brcm,function = <2>; /* alt5=UART1 */
|
|
+ brcm,pull = <0 2>;
|
|
+ };
|
|
+ };
|
|
+
|
|
+ fragment@4 {
|
|
target-path = "/aliases";
|
|
__overlay__ {
|
|
serial0 = "/soc/uart@7e201000";
|