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authorÁlvaro Fernández Rojas <noltari@gmail.com>2020-05-27 15:12:04 +0200
committerÁlvaro Fernández Rojas <noltari@gmail.com>2020-05-28 10:36:27 +0200
commit584d4bf1d3c2265a810e1494eb5c8ef0a72ee934 (patch)
tree20b3364aee884d3f65f246c16ee7f8bd4a465ea2 /target/linux/bcm27xx/patches-5.4/950-0365-overlays-dht11-Allow-multiple-instantiation.patch
parent9e467a764b4e30a04dd0431ea277f6acd26babe0 (diff)
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bcm27xx: update patches from RPi foundation
bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 3B v1.2 bcm2710: boot tested on RPi 3B v1.2 bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0365-overlays-dht11-Allow-multiple-instantiation.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-0365-overlays-dht11-Allow-multiple-instantiation.patch34
1 files changed, 34 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0365-overlays-dht11-Allow-multiple-instantiation.patch b/target/linux/bcm27xx/patches-5.4/950-0365-overlays-dht11-Allow-multiple-instantiation.patch
new file mode 100644
index 0000000000..b75f1d4988
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0365-overlays-dht11-Allow-multiple-instantiation.patch
@@ -0,0 +1,34 @@
+From 5c1a2df946720816c155ff38b01bcd49a0f44f78 Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.org>
+Date: Wed, 18 Dec 2019 10:41:33 +0000
+Subject: [PATCH] overlays: dht11: Allow multiple instantiation
+
+Add addresses to the dht11 and dht11_pins nodes to allow unique names
+to be generated by assigning to the "reg" property.
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.org>
+---
+ arch/arm/boot/dts/overlays/dht11-overlay.dts | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+--- a/arch/arm/boot/dts/overlays/dht11-overlay.dts
++++ b/arch/arm/boot/dts/overlays/dht11-overlay.dts
+@@ -24,7 +24,7 @@
+ fragment@1 {
+ target = <&gpio>;
+ __overlay__ {
+- dht11_pins: dht11_pins {
++ dht11_pins: dht11_pins@0 {
+ brcm,pins = <4>;
+ brcm,function = <0>; // in
+ brcm,pull = <0>; // off
+@@ -34,6 +34,8 @@
+
+ __overrides__ {
+ gpiopin = <&dht11_pins>,"brcm,pins:0",
+- <&dht11>,"gpios:4";
++ <&dht11_pins>, "reg:0",
++ <&dht11>,"gpios:4",
++ <&dht11>,"reg:0";
+ };
+ };