[feat][gpio] add gpio hz mode

drivers/bl702_driver/hal_drv/inc/hal_gpio.h

@@ -75,6 +75,7 @@ enum gpio_pin_type {
 #define GPIO_SYNC_FALLING_TRIGER_INT_MODE  11
 #define GPIO_SYNC_HIGH_LEVEL_INT_MODE      12
 #define GPIO_SYNC_LOW_LEVEL_INT_MODE       13
+#define GPIO_HZ_MODE                       14
 
 typedef struct gpio_device {
     struct device parent;

drivers/bl702_driver/hal_drv/src/hal_gpio.c

@@ -82,7 +82,8 @@ void gpio_set_mode(uint32_t pin, uint32_t mode)
             gpio_cfg.gpioMode = GPIO_MODE_INPUT;
             gpio_cfg.pullType = GPIO_PULL_DOWN;
             break;
-
+        case GPIO_HZ_MODE:
+            GLB_GPIO_Set_HZ(pin);
         default:
             NVIC_DisableIRQ(GPIO_INT0_IRQn);
             GLB_GPIO_IntMask(pin, MASK);