[CXRD-19] Added LED/Buzzer feedback on button actions

- play led pattern on button click
- play croxel morse on button click_n_hold

Signed-off-by: Anuj Pathak <[email protected]>

Author: cx-anuj-pathak

app/CMakeLists.txt

@@ -11,4 +11,5 @@ target_sources(app PRIVATE
 	src/main.c
 	src/buzzer.c
 	src/ledui.c
+	src/user_button.c
 )

app/prj.conf

@@ -1,3 +1,4 @@
 CONFIG_LOG=y
 CONFIG_PWM=y
 CONFIG_USER_ALERTS=y
+CONFIG_USER_BUTTON_ACTIONS=y

app/src/buzzer.c

@@ -2,6 +2,7 @@
 #include <zephyr/logging/log.h>
 #include <zephyr/drivers/pwm.h>
 #include <user_alerts/user_alerts.h>
+#include <user_button_actions/user_button_actions.h>
 #include <morse_beep_codes.h>
 
 LOG_MODULE_REGISTER(buzzer);
@@ -29,8 +30,20 @@ static struct user_alerts_channel _buzzer_ch = {
 	.pattern = NULL,
 };
 
+void buzzer_btn_action_handler(struct user_button_actions_channel *ch)
+{
+	if (ch->result.code == eUSER_BUTTON_CLICK_AND_HOLD) {
+		user_alerts_channel_play(&_buzzer_ch, &_croxel_inc_morse_beeps, true);
+	}
+}
+
+SLL_LISTENER_DEFINE_NODE(user_button_actions,
+			buzzer_btn_action_listener,
+			.handler = buzzer_btn_action_handler);
+
 int play_bootup_buzzer_beeps(void)
 {
+	SLL_LISTENER_ADD_NODE(user_button_actions, buzzer_btn_action_listener);
 	user_alerts_channel_init_timer(&_buzzer_ch);
 	user_alerts_channel_play(&_buzzer_ch, &_zephyr_morse_beeps, true);
 	return 0;

app/src/ledui.c

@@ -2,6 +2,7 @@
 #include <zephyr/logging/log.h>
 #include <user_alerts/user_alerts.h>
 #include <zephyr/drivers/gpio.h>
+#include <user_button_actions/user_button_actions.h>
 
 LOG_MODULE_REGISTER(ledui);
 
@@ -56,10 +57,23 @@ static struct user_alerts_channel _bi_led_ch = {
 	.pattern = NULL,
 };
 
+void led_btn_action_handler(struct user_button_actions_channel *ch)
+{
+	if (ch->result.code == eUSER_BUTTON_CLICK) {
+		user_alerts_channel_play(&_bi_led_ch, &_btn_click_bi_led_pattern, true);
+	}
+}
+
+SLL_LISTENER_DEFINE_NODE(user_button_actions,
+			led_btn_action_listener,
+			.handler = led_btn_action_handler);
+
 int play_bootup_led_blinks(void)
 {
 	int err;
 
+	SLL_LISTENER_ADD_NODE(user_button_actions, led_btn_action_listener);
+
 	err = gpio_is_ready_dt(&_bi_led_io.led1);
 	if (!err) {
 		LOG_ERR("Led1 is not ready");

app/src/user_button.c

@@ -0,0 +1,17 @@
+#include <zephyr/kernel.h>
+#include <zephyr/logging/log.h>
+#include <user_button_actions/user_button_actions.h>
+
+LOG_MODULE_REGISTER(user_button);
+
+static struct user_button_actions_channel btn = {
+	.btn = GPIO_DT_SPEC_GET(DT_ALIAS(sw0), gpios),
+};
+
+int user_button_setup(void)
+{
+	user_button_actions_start_monitor(&btn);
+	return 0;
+}
+
+SYS_INIT(user_button_setup, APPLICATION, 99);