[bsp][renesas] add adc device option to Kconfig, disabled by default

Author: tomjielii

bsp/renesas/libraries/HAL_Drivers/drivers/config/drv_config.h

@@ -92,6 +92,10 @@ extern "C"
 #include "ra2e2/pwm_config.h"
 #endif
 
+#ifdef BSP_USING_ADC
+#include "ra2e2/adc_config.h"
+#endif
+
 #endif /* SOC_SERIES_R7FA2E2 */
 
 #ifdef SOC_SERIES_R7FA2L1

bsp/renesas/libraries/HAL_Drivers/drivers/config/ra2e2/adc_config.h

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2006-2025, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2025-08-17     CYFS         first version
+ */
+
+#ifndef __ADC_CONFIG_H__
+#define __ADC_CONFIG_H__
+
+#include <rtthread.h>
+#include <rtdevice.h>
+#include "hal_data.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(BSP_USING_ADC0)
+
+struct rt_adc_dev
+{
+    struct rt_adc_ops ops;
+    struct rt_adc_device adc_device;
+};
+
+struct ra_adc_map
+{
+    const char *device_name;
+    const adc_cfg_t *g_cfg;
+    const adc_ctrl_t *g_ctrl;
+    const adc_channel_cfg_t   *g_channel_cfg;
+};
+#endif
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+

bsp/renesas/ra2e2-ek/board/Kconfig

@@ -93,6 +93,16 @@ menu "Hardware Drivers Config"
                     default n
 
             endif
+        
+        menuconfig BSP_USING_ADC
+            bool "Enable ADC"
+            default n
+            select RT_USING_ADC
+            if BSP_USING_ADC
+                config BSP_USING_ADC0
+                    bool "Enable ADC0"
+                    default n
+            endif
 
     endmenu