initial buildroot for linux 5.15

package/pigpio/Config.in

@@ -0,0 +1,14 @@
+config BR2_PACKAGE_PIGPIO
+	bool "pigpio"
+	depends on BR2_aarch64 || BR2_arm
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	depends on !BR2_STATIC_LIBS
+	help
+	  Pigpio is a library for the Raspberry Pi which allows
+	  control of the General Purpose Input Outputs (GPIO).
+
+	  http://abyz.me.uk/rpi/pigpio/
+
+comment "pigpio needs a toolchain w/ threads, dynamic library"
+	depends on BR2_aarch64 || BR2_arm
+	depends on !BR2_TOOLCHAIN_HAS_THREADS || BR2_STATIC_LIBS

package/pigpio/S50pigpio

@@ -0,0 +1,50 @@
+#!/bin/sh
+
+DAEMON="pigpiod"
+PIDFILE="/var/run/pigpio.pid"
+
+PIGPIOD_ARGS=""
+
+[ -r "/etc/default/pigpio" ] && . "/etc/default/pigpio"
+
+start() {
+	printf 'Starting %s: ' "$DAEMON"
+	start-stop-daemon -S -q -x "/usr/bin/$DAEMON" -- $PIGPIOD_ARGS
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+stop() {
+	printf 'Stopping %s: ' "$DAEMON"
+	start-stop-daemon -K -q -p "$PIDFILE"
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		rm -f "$PIDFILE"
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+restart() {
+	stop
+	sleep 1
+	start
+}
+
+case "$1" in
+	start|stop|restart)
+		"$1";;
+	reload)
+		# Restart, since there is no true "reload" feature.
+		restart;;
+	*)
+		echo "Usage: $0 {start|stop|restart|reload}"
+		exit 1
+esac

package/pigpio/pigpio.hash

@@ -0,0 +1,3 @@
+# Locally calculated
+sha256  c5337c0b7ae888caf0262a6f476af0e2ab67065f7650148a0b21900b8d1eaed7  pigpio-79.tar.gz
+sha256  6a90b88421a0d9b090e121daa11b3c6d55eed5eeb3281a2fcc454d6a28b5547c  UNLICENCE

package/pigpio/pigpio.mk

@@ -0,0 +1,51 @@
+################################################################################
+#
+# pigpio
+#
+################################################################################
+
+PIGPIO_VERSION = 79
+PIGPIO_SITE = $(call github,joan2937,pigpio,v$(PIGPIO_VERSION))
+PIGPIO_LICENSE = Unlicense
+PIGPIO_LICENSE_FILES = UNLICENCE
+PIGPIO_INSTALL_STAGING = YES
+
+define PIGPIO_BUILD_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) $(TARGET_CONFIGURE_OPTS) -C $(@D)
+endef
+
+define PIGPIO_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 0755 $(@D)/pig2vcd $(TARGET_DIR)/usr/bin/pig2vcd
+	$(INSTALL) -D -m 0755 $(@D)/pigpiod $(TARGET_DIR)/usr/bin/pigpiod
+	$(INSTALL) -D -m 0755 $(@D)/pigs $(TARGET_DIR)/usr/bin/pigs
+	$(INSTALL) -D -m 0755 $(@D)/libpigpio.so.1 $(TARGET_DIR)/usr/lib/libpigpio.so.1
+	$(INSTALL) -D -m 0755 $(@D)/libpigpiod_if.so.1 $(TARGET_DIR)/usr/lib/libpigpiod_if.so.1
+	$(INSTALL) -D -m 0755 $(@D)/libpigpiod_if2.so.1 $(TARGET_DIR)/usr/lib/libpigpiod_if2.so.1
+	ln -sf libpigpio.so.1 $(TARGET_DIR)/usr/lib/libpigpio.so
+	ln -sf libpigpiod_if.so.1 $(TARGET_DIR)/usr/lib/libpigpiod_if.so
+	ln -sf libpigpiod_if2.so.1 $(TARGET_DIR)/usr/lib/libpigpiod_if2.so
+endef
+
+define PIGPIO_INSTALL_STAGING_CMDS
+	$(INSTALL) -D -m 0755 $(@D)/libpigpio.so.1 $(STAGING_DIR)/usr/lib/libpigpio.so.1
+	$(INSTALL) -D -m 0755 $(@D)/libpigpiod_if.so.1 $(STAGING_DIR)/usr/lib/libpigpiod_if.so.1
+	$(INSTALL) -D -m 0755 $(@D)/libpigpiod_if2.so.1 $(STAGING_DIR)/usr/lib/libpigpiod_if2.so.1
+	$(INSTALL) -D -m 0644 $(@D)/pigpio.h $(STAGING_DIR)/usr/include/pigpio.h
+	$(INSTALL) -D -m 0644 $(@D)/pigpiod_if.h $(STAGING_DIR)/usr/include/pigpiod_if.h
+	$(INSTALL) -D -m 0644 $(@D)/pigpiod_if2.h $(STAGING_DIR)/usr/include/pigpiod_if2.h
+	ln -sf libpigpio.so.1 $(STAGING_DIR)/usr/lib/libpigpio.so
+	ln -sf libpigpiod_if.so.1 $(STAGING_DIR)/usr/lib/libpigpiod_if.so
+	ln -sf libpigpiod_if2.so.1 $(STAGING_DIR)/usr/lib/libpigpiod_if2.so
+endef
+
+define PIGPIO_INSTALL_INIT_SYSV
+	$(INSTALL) -D -m 755 package/pigpio/S50pigpio \
+		$(TARGET_DIR)/etc/init.d/S50pigpio
+endef
+
+define PIGPIO_INSTALL_INIT_SYSTEMD
+	$(INSTALL) -D -m 644 package/pigpio/pigpio.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/pigpio.service
+endef
+
+$(eval $(generic-package))

package/pigpio/pigpio.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Pigpio daemon
+After=network.target
+
+[Service]
+EnvironmentFile=-/etc/default/pigpio
+ExecStart=/usr/bin/pigpiod -g $PIGPIOD_ARGS
+
+[Install]
+WantedBy=multi-user.target