bsps/xqspipsu: Break out RDID

Expose a function to read the NOR flash chip ID information beyond the
minimum 3 bytes for the lookup table.

1 files changed, 15 insertions, 0 deletions

diff --git a/bsps/include/dev/spi/xqspipsu-flash-helper.h b/bsps/include/dev/spi/xqspipsu-flash-helper.h
index 5e4233e64e..1578fe8485 100644
--- a/bsps/include/dev/spi/xqspipsu-flash-helper.h
+++ b/bsps/include/dev/spi/xqspipsu-flash-helper.h
@@ -155,3 +155,18 @@ u32 QspiPsu_NOR_Get_Device_Size(XQspiPsu *QspiPsuPtr);
  *
  ******************************************************************************/
 u32 QspiPsu_NOR_Get_Sector_Size(XQspiPsu *QspiPsuPtr);
+
+/*****************************************************************************/
+/**
+ *
+ * This function performs a read of the RDID configuration space.
+ *
+ * @param	QspiPsuPtr is a pointer to the QSPIPSU driver component to use.
+ * @param	ReadBfrPtr is a pointer to a buffer to be filled with
+ * 		configuration data.
+ * @param	ReadLen is the total length of the configuration space to read.
+ *
+ * @return	XST_SUCCESS if successful, else XST_FAILURE.
+ *
+ ******************************************************************************/
+int QspiPsu_NOR_RDID(XQspiPsu *QspiPsuPtr, u8 *ReadBfrPtr, u32 ReadLen);