diff options
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.patch | 34 |
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"; + }; + }; |