rammtd:add rammtd_uninitialize

Summary: Added rammtd_uninitialize to manage rammtd Signed-off-by: chenrun1 <[email protected]>
yamt · Nov 12, 2024 · 0bad7f8 · 0bad7f8
1 parent ee6e62c
commit 0bad7f8
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Showing 2 changed files with 31 additions and 0 deletions.
diff --git a/drivers/mtd/rammtd.c b/drivers/mtd/rammtd.c
@@ -520,3 +520,21 @@ FAR struct mtd_dev_s *rammtd_initialize(FAR uint8_t *start, size_t size)
 
   return &priv->mtd;
 }
+
+/****************************************************************************
+ * Name: rammtd_uninitialize
+ *
+ * Description:
+ *   Free the resources associated with a RAM MTD device instance.
+ *
+ * Input Parameters:
+ *   dev - Pointer to the MTD device instance to be uninitialized.
+ *
+ ****************************************************************************/
+
+void rammtd_uninitialize(FAR struct mtd_dev_s *dev)
+{
+  FAR struct ram_dev_s *priv = (FAR struct ram_dev_s *)dev;
+
+  kmm_free(priv);
+}
diff --git a/include/nuttx/mtd/mtd.h b/include/nuttx/mtd/mtd.h
@@ -490,6 +490,19 @@ FAR struct mtd_dev_s *mx35_initialize(FAR struct spi_dev_s *dev);
 
 FAR struct mtd_dev_s *rammtd_initialize(FAR uint8_t *start, size_t size);
 
+/****************************************************************************
+ * Name: rammtd_uninitialize
+ *
+ * Description:
+ *   Free the resources associated with a RAM MTD device instance.
+ *
+ * Input Parameters:
+ *   dev - Pointer to the MTD device instance to be uninitialized.
+ *
+ ****************************************************************************/
+
+void rammtd_uninitialize(FAR struct mtd_dev_s *dev);
+
 /****************************************************************************
  * Name: ramtron_initialize
  *