Author: Gregory Nutt <gnutt@nuttx.org>

Misc changes made following recommendatinos of tools/nxstyle.

Author: kyChu <hello.kychu@gmail.com>

    drivers/mtd/w25qxxxjv.c:  Add QSPI-based Winbond NOR FLASH driver
    drivers/mtd/Kconfig:  include w25qxxxjv mtd driver to menuconfig
    mtd/mtd.h:  add function prototype of w25qxxxjv_initialize

drivers/mtd/Kconfig

@@ -612,6 +612,35 @@ config N25QXXX_SECTOR512
 
 endif # MTD_N25QXXX
 
+config MTD_W25QXXXJV
+	bool "QuadSPI-based Winbond W25QXXXJV family FLASH"
+	default n
+	---help---
+		Support the W25Q016JV, W25Q032JV, W25Q064JV, W25Q128JV, W25Q256JV, W25Q512JV, W25Q01JV
+
+if MTD_W25QXXXJV
+
+config W25QXXXJV_QSPIMODE
+	int "W25QXXXJV QuadSPI Mode"
+	default 0
+	---help---
+		This device can operate in SPI mode 0 or 3.
+
+config W25QXXXJV_QSPI_FREQUENCY
+	int "W25QXXXJV QuadSPI Frequency"
+	default 133000000
+	---help---
+		Per data sheet:
+		– 133MHz Single, Dual/Quad SPI clocks
+		– 266/532MHz equivalent Dual/Quad SPI
+		– 66MB/S continuous data transfer rate
+
+config W25QXXXJV_SECTOR512
+	bool "Simulate 512 byte Erase Blocks"
+	default n
+
+endif # MTD_W25QXXXJV
+
 config MTD_MX25RXX
 	bool "QuadSPI-based Macronix MX25RXX family FLASH"
 	default n

include/nuttx/mtd/mtd.h

@@ -63,7 +63,7 @@
 #define MTDIOC_XIPBASE    _MTDIOC(0x0002) /* IN:  Pointer to pointer to void in
                                            *      which to received the XIP base.
                                            * OUT: If media is directly accessible,
-                                           *      return (void*) base address
+                                           *      return (void *) base address
                                            *      of device memory */
 #define MTDIOC_BULKERASE  _MTDIOC(0x0003) /* IN:  None
                                            * OUT: None */
@@ -595,6 +595,18 @@ FAR struct mtd_dev_s *mx25rxx_initialize(FAR struct qspi_dev_s *qspi,
 FAR struct mtd_dev_s *n25qxxx_initialize(FAR struct qspi_dev_s *qspi,
                                          bool unprotect);
 
+/****************************************************************************
+ * Name: w25qxxxjv_initialize
+ *
+ * Description:
+ *   Create an initialized MTD device instance for the QuadSPI-based W25QxxxJV
+ *   FLASH part from Winbond.
+ *
+ ****************************************************************************/
+
+FAR struct mtd_dev_s *w25qxxxjv_initialize(FAR struct qspi_dev_s *qspi,
+                                         bool unprotect);
+
 /****************************************************************************
  * Name: blockmtd_initialize
  *