drivers/mtd: Implement MTDIOC_ERASESTATE for MTD drivers

Signed-off-by: Gustavo Henrique Nihei <gustavo.nihei@espressif.com>

drivers/mtd/filemtd.c

@@ -449,6 +449,15 @@ static int filemtd_ioctl(FAR struct mtd_dev_s *dev, int cmd,
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = CONFIG_FILEMTD_ERASESTATE;
+
+          ret = OK;
+        }
+        break;
+
       default:
         ret = -ENOTTY; /* Bad command */
         break;

drivers/mtd/gd25.c

@@ -957,6 +957,15 @@ static int gd25_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = GD25_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       case MTDIOC_XIPBASE:
       default:
         ret = -ENOTTY;

drivers/mtd/mx25lx.c

@@ -1093,6 +1093,15 @@ static int mx25l_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = MX25L_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       case MTDIOC_XIPBASE:
       default:
         ret = -ENOTTY; /* Bad command */

drivers/mtd/mx25rxx.c

@@ -763,6 +763,15 @@ int mx25rxx_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = MX25RXX_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       default:
         ret = -ENOTTY; /* Bad/unsupported command */
         break;

drivers/mtd/n25qxxx.c

@@ -1431,6 +1431,15 @@ static int n25qxxx_ioctl(FAR struct mtd_dev_s *dev,
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = N25QXXX_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       default:
         ret = -ENOTTY; /* Bad/unsupported command */
         break;

drivers/mtd/rammtd.c

@@ -410,6 +410,15 @@ static int ram_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = CONFIG_RAMMTD_ERASESTATE;
+
+          ret = OK;
+        }
+        break;
+
       default:
         ret = -ENOTTY; /* Bad command */
         break;

drivers/mtd/s25fl1.c

@@ -1477,6 +1477,15 @@ static int s25fl1_ioctl(FAR struct mtd_dev_s *dev,
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = S25FL1_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       default:
         ret = -ENOTTY; /* Bad/unsupported command */
         break;

drivers/mtd/sector512.c

@@ -557,6 +557,15 @@ static int s512_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = CONFIG_MTD_SECT512_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       case MTDIOC_XIPBASE:
       default:
         ret = -ENOTTY; /* Bad command */

drivers/mtd/sst25.c

@@ -1205,6 +1205,15 @@ static int sst25_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = SST25_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       case MTDIOC_XIPBASE:
       default:
         ret = -ENOTTY; /* Bad command */

drivers/mtd/w25.c

@@ -1333,6 +1333,15 @@ static int w25_ioctl(FAR struct mtd_dev_s *dev, int cmd, unsigned long arg)
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = W25_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       case MTDIOC_XIPBASE:
       default:
         ret = -ENOTTY; /* Bad command */

drivers/mtd/w25qxxxjv.c

@@ -1437,6 +1437,15 @@ static int w25qxxxjv_ioctl(FAR struct mtd_dev_s *dev,
         }
         break;
 
+      case MTDIOC_ERASESTATE:
+        {
+          FAR uint8_t *result = (FAR uint8_t *)arg;
+          *result = W25QXXXJV_ERASED_STATE;
+
+          ret = OK;
+        }
+        break;
+
       default:
         ret = -ENOTTY; /* Bad/unsupported command */
         break;