From 87dab53d6dd2e7bf351a1033bea3dddb83396a5c Mon Sep 17 00:00:00 2001
From: Serhii Salamakha <serhii.salamakha@gmail.com>
Date: Tue, 31 Oct 2023 12:36:40 +0200
Subject: [PATCH] [Telink]Update the Mars board overlay

---
 .../telink/src/AppTask.cpp                    |  8 +--
 src/platform/telink/tlsr9518adk80d_mars.conf  | 10 ++++
 .../telink/tlsr9518adk80d_mars.overlay        | 53 ++++++++++++++++++-
 3 files changed, 66 insertions(+), 5 deletions(-)

diff --git a/examples/air-quality-sensor-app/telink/src/AppTask.cpp b/examples/air-quality-sensor-app/telink/src/AppTask.cpp
index 5e841faa8d5623..16f738286926e6 100644
--- a/examples/air-quality-sensor-app/telink/src/AppTask.cpp
+++ b/examples/air-quality-sensor-app/telink/src/AppTask.cpp
@@ -38,18 +38,18 @@ AppTask AppTask::sAppTask;
 
 CHIP_ERROR AppTask::Init(void)
 {
-    CHIP_ERROR ret;
+    CHIP_ERROR err;
 
 #if APP_USE_EXAMPLE_START_BUTTON
     SetExampleButtonCallbacks(AirQualitySensorMeasurActionEventHandler);
 #endif
     InitCommonParts();
 
-    ret = SensorMgr().Init();
-    if (ret != CHIP_NO_ERROR)
+    err = SensorMgr().Init();
+    if (err != CHIP_NO_ERROR)
     {
         LOG_ERR("Init of the Sensor Manager failed");
-        return ret;
+        return err;
     }
 
     // Initialize sensor measurement timer
diff --git a/src/platform/telink/tlsr9518adk80d_mars.conf b/src/platform/telink/tlsr9518adk80d_mars.conf
index fe619104c86578..9917bb97cd2631 100644
--- a/src/platform/telink/tlsr9518adk80d_mars.conf
+++ b/src/platform/telink/tlsr9518adk80d_mars.conf
@@ -1,7 +1,17 @@
 CONFIG_CHIP_USE_MARS_SENSOR=y
 CONFIG_CHIP_BUTTON_MANAGER_IRQ_MODE=y
+
+# SHT3XD
 CONFIG_I2C=y
 CONFIG_SENSOR=y
+
+# WS2812
+#CONFIG_LED_STRIP=y
+#CONFIG_LED_STRIP_LOG_LEVEL_DBG=y
+#CONFIG_WS2812_STRIP=y
+#CONFIG_WS2812_STRIP_GPIO=y
+
+# DFU via USB
 CONFIG_USB_DEVICE_STACK=y
 CONFIG_USB_DEVICE_INITIALIZE_AT_BOOT=n
 CONFIG_USB_CDC_ACM_LOG_LEVEL_OFF=y
\ No newline at end of file
diff --git a/src/platform/telink/tlsr9518adk80d_mars.overlay b/src/platform/telink/tlsr9518adk80d_mars.overlay
index 2b93d82d507626..303474ca04774d 100644
--- a/src/platform/telink/tlsr9518adk80d_mars.overlay
+++ b/src/platform/telink/tlsr9518adk80d_mars.overlay
@@ -1,4 +1,11 @@
+#include <zephyr/dt-bindings/gpio/gpio.h>
+#include <zephyr/dt-bindings/led/led.h>
+
 / {
+	aliases {
+		led-strip = &led_strip;
+	};
+
 	leds {
 		/delete-node/ led_3;
 
@@ -8,6 +15,30 @@
 		};
 	};
 
+	pwm_leds {
+		/delete-node/ pwm_led_0;
+		/delete-node/ pwm_led_1;
+		/delete-node/ pwm_led_2;
+		/delete-node/ pwm_led_3;
+
+		pwm_led0: pwm_led_0 {
+			pwms = <&pwm0 0 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
+			label = "PWM LED Blue";
+		};
+		pwm_led1: pwm_led_1 {
+			pwms = <&pwm0 3 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
+			label = "PWM LED Green";
+		};
+		pwm_led2: pwm_led_2 {
+			pwms = <&pwm0 2 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
+			label = "PWM LED Red";
+		};
+		pwm_led3: pwm_led_3 {
+			pwms = <&pwm0 1 PWM_MSEC(20) PWM_POLARITY_NORMAL>;
+			label = "PWM IDENTIFY LED Green";
+		};
+	};
+
 	keys {
 		/delete-node/ button_1;
 		/delete-node/ button_4;
@@ -19,6 +50,16 @@
 			gpios = <&gpiod 3 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
 		};
 	};
+
+	led_strip: ws2812 {
+		compatible = "worldsemi,ws2812-gpio";
+
+		chain-length = <1>; /* arbitrary; change at will */
+		color-mapping = <LED_COLOR_ID_GREEN
+				 LED_COLOR_ID_RED
+				 LED_COLOR_ID_BLUE>;
+		in-gpios = <&gpiob 4 0>;
+	};
 };
 
 &gpioc {
@@ -39,6 +80,16 @@
 		pinmux = <B9x_PINMUX_SET(B9x_PORT_C, B9x_PIN_2, B91_FUNC_A)>;
 	};
 
+	/* PWMs */
+	pwm_ch0_pe3_default: pwm_ch0_pe3_default {
+		pinmux = <B9x_PINMUX_SET(B9x_PORT_E, B9x_PIN_3, B91_FUNC_C)>;
+	};
+	pwm_ch1_pb5_default: pwm_ch1_pb5_default {
+		pinmux = <B9x_PINMUX_SET(B9x_PORT_B, B9x_PIN_5, B91_FUNC_C)>;
+	};
+	pwm_ch2_pe2_default: pwm_ch2_pe2_default {
+		pinmux = <B9x_PINMUX_SET(B9x_PORT_E, B9x_PIN_2, B91_FUNC_C)>;
+	};
 	pwm_ch4_pe4_default: pwm_ch4_pe4_default {
 		pinmux = <B9x_PINMUX_SET(B9x_PORT_E, B9x_PIN_4, B91_FUNC_C)>;
 	};
@@ -54,5 +105,5 @@
 };
 
 &pwm0 {
-	pinctrl-0 = <&pwm_ch0_pb4_default &pwm_ch1_pb5_default &pwm_ch2_pe2_default &pwm_ch4_pe4_default>;
+	pinctrl-0 = <&pwm_ch0_pe3_default &pwm_ch1_pb5_default &pwm_ch2_pe2_default &pwm_ch4_pe4_default>;
 };