feat(dvp): DVP cam supports more color format and don't initialize xclock pin

components/esp_driver_cam/dvp/include/esp_cam_ctlr_dvp.h

@@ -9,6 +9,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include "esp_err.h"
+#include "soc/gpio_num.h"
 #include "hal/cam_types.h"
 #include "esp_cam_ctlr.h"
 
@@ -21,11 +22,11 @@ extern "C" {
  */
 typedef struct esp_cam_ctlr_dvp_pin_config {
     cam_ctlr_data_width_t data_width;           /*!< Number of data lines */
-    int data_io[CAM_DVP_DATA_SIG_NUM];          /*!< DVP data pin number */
-    int vsync_io;                               /*!< DVP V-Sync pin number */
-    int de_io;                                  /*!< DVP DE pin number */
-    int pclk_io;                                /*!< DVP PCLK input pin number, clock is from camera sensor */
-    int xclk_io;                                /*!< DVP output clock pin number */
+    gpio_num_t data_io[CAM_DVP_DATA_SIG_NUM];   /*!< DVP data pin number */
+    gpio_num_t vsync_io;                        /*!< DVP V-Sync pin number */
+    gpio_num_t de_io;                           /*!< DVP DE pin number */
+    gpio_num_t pclk_io;                         /*!< DVP PCLK input pin number, clock is from camera sensor */
+    gpio_num_t xclk_io;                         /*!< DVP output clock pin number, if using external XTAL, set xclk_io = GPIO_NUM_NC */
 } esp_cam_ctlr_dvp_pin_config_t;
 
 /**