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seems to work

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This commit is contained in:
Wolfgang Hottgenroth
2025-06-02 14:08:05 +01:00
parent bb2342a30b
commit 494bb9b3ae
2 changed files with 14 additions and 11 deletions
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19
dtoverlay/Makefile
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@ -12,14 +12,17 @@ all: $(DTBO)
$(DTBO): $(DTS) $(DTBO): $(DTS)
dtc -@ -I dts -O dtb -o $@ $< dtc -@ -I dts -O dtb -o $@ $<
install: $(DTBO) load: $(DTBO)
sudo cp $(DTBO) $(OVERLAY_DIR)/ sudo dtoverlay -d . $(OVERLAY_NAME)
@if ! grep -q "^dtoverlay=$(OVERLAY_NAME)$$" $(CONFIG_TXT); then \ @echo "Overlay loaded"
echo "dtoverlay=$(OVERLAY_NAME)" | sudo tee -a $(CONFIG_TXT); \
else \ unload: $(DTBO)
echo "Overlay already present in config.txt."; \ sudo dtoverlay -R $(OVERLAY_NAME)
fi @echo "Overlay unloaded"
@echo "Installation complete. Reboot your Raspberry Pi to activate the overlay."
list:
sudo dtoverlay -l
clean: clean:
rm -f *.dtbo rm -f *.dtbo

6
dtoverlay/counter.dts
View File

@ -7,13 +7,12 @@
fragment@0 { fragment@0 {
target = <&gpio>; target = <&gpio>;
__overlay__ { __overlay__ {
gpio_led_blue: gpio_led_blue { gpio_led_blue: gpio_led_blues@26 {
brcm,pins = <26>; brcm,pins = <26>;
brcm,function = <1>; // output brcm,function = <1>; // output
brcm,pull = <0>; // no pull brcm,pull = <0>; // no pull
}; };
gpio_led_red: gpio_led_reds@21 {
gpio_led_red: gpio_led_red {
brcm,pins = <21>; brcm,pins = <21>;
brcm,function = <1>; // output brcm,function = <1>; // output
brcm,pull = <0>; // no pull brcm,pull = <0>; // no pull
@ -22,3 +21,4 @@
}; };
}; };