[M2351] Add GPIO debounce configuration in targets.json

Author: ccli8

targets/targets.json

@@ -4227,6 +4227,24 @@
         "macros": ["MBED_FAULT_HANDLER_DISABLED"],
         "is_disk_virtual": true,
         "supported_toolchains": ["GCC_ARM", "IAR", "ARMC6"],
+        "config": {
+            "gpio-irq-debounce-enable": {
+                "help": "Enable GPIO IRQ debounce",
+                "value": 0
+            },
+            "gpio-irq-debounce-enable-list": {
+                "help": "Comma separated pin list to enable GPIO IRQ debounce",
+                "value": "NC"
+            },
+            "gpio-irq-debounce-clock-source": {
+                "help": "Select GPIO IRQ debounce clock source: GPIO_DBCTL_DBCLKSRC_HCLK or GPIO_DBCTL_DBCLKSRC_LIRC",
+                "value": "GPIO_DBCTL_DBCLKSRC_LIRC"
+            },
+            "gpio-irq-debounce-sample-rate": {
+                "help": "Select GPIO IRQ debounce sample rate: GPIO_DBCTL_DBCLKSEL_1, GPIO_DBCTL_DBCLKSEL_2, GPIO_DBCTL_DBCLKSEL_4, ..., or GPIO_DBCTL_DBCLKSEL_32768",
+                "value": "GPIO_DBCTL_DBCLKSEL_16"
+            }
+        },
         "inherits": ["Target"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "LOWPOWERTIMER", "RTC", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SERIAL_ASYNCH", "SERIAL_FC", "STDIO_MESSAGES", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "TRNG", "FLASH"],
         "detect_code": ["1305"],