diff --git a/configs/fire-stm32v2/src/up_w25.c b/configs/fire-stm32v2/src/up_w25.c
index a3460a1588..e78b50ed23 100644
--- a/configs/fire-stm32v2/src/up_w25.c
+++ b/configs/fire-stm32v2/src/up_w25.c
@@ -96,23 +96,23 @@ int stm32_w25initialize(int minor)
 #ifdef HAVE_W25
   FAR struct spi_dev_s *spi;
   FAR struct mtd_dev_s *mtd;
-#ifndef CONFIG_FS_NXFFS
-  uint8_t devname[12];
+#ifdef CONFIG_FS_NXFFS
+  char devname[12];
 #endif
   int ret;
 
   /* Get the SPI port */
 
-  spi = up_spiinitialize(2);
+  spi = up_spiinitialize(1);
   if (!spi)
     {
       fdbg("ERROR: Failed to initialize SPI port 2\n");
       return -ENODEV;
     }
 
-  /* Now bind the SPI interface to the SST 25 SPI FLASH driver */
+  /* Now bind the SPI interface to the W25 SPI FLASH driver */
 
-  mtd = sst25_initialize(spi);
+  mtd = w25_initialize(spi);
   if (!mtd)
     {
       fdbg("ERROR: Failed to bind SPI port 2 to the SST 25 FLASH driver\n");
@@ -140,7 +140,7 @@ int stm32_w25initialize(int minor)
 
   /* Mount the file system at /mnt/w25 */
 
-  snprintf(devname, 12, "/mnt/w25%c", a + minor);
+  snprintf(devname, 12, "/mnt/w25%c", 'a' + minor);
   ret = mount(NULL, devname, "nxffs", 0, NULL);
   if (ret < 0)
     {
diff --git a/configs/shenzhou/src/up_ili93xx.c b/configs/shenzhou/src/up_ili93xx.c
index d3e2291da7..a89e20d02e 100644
--- a/configs/shenzhou/src/up_ili93xx.c
+++ b/configs/shenzhou/src/up_ili93xx.c
@@ -805,7 +805,7 @@ static uint16_t stm32_readnoshift(FAR struct stm32_dev_s *priv, FAR uint16_t *ac
 
 static void stm32_setcursor(FAR struct stm32_dev_s *priv, uint16_t col, uint16_t row)
 {
-  if (priv->type = LCD_TYPE_ILI9919)
+  if (priv->type == LCD_TYPE_ILI9919)
     {
       stm32_writereg(priv, LCD_REG_78, col); /* GRAM horizontal address */
       stm32_writereg(priv, LCD_REG_79, row); /* GRAM vertical address */
diff --git a/configs/shenzhou/src/up_w25.c b/configs/shenzhou/src/up_w25.c
index aa547f6fe4..01936997f3 100644
--- a/configs/shenzhou/src/up_w25.c
+++ b/configs/shenzhou/src/up_w25.c
@@ -96,23 +96,23 @@ int stm32_w25initialize(int minor)
 #ifdef HAVE_W25
   FAR struct spi_dev_s *spi;
   FAR struct mtd_dev_s *mtd;
-#ifndef CONFIG_FS_NXFFS
-  uint8_t devname[12];
+#ifdef CONFIG_FS_NXFFS
+  char devname[12];
 #endif
   int ret;
 
   /* Get the SPI port */
 
-  spi = up_spiinitialize(2);
+  spi = up_spiinitialize(1);
   if (!spi)
     {
       fdbg("ERROR: Failed to initialize SPI port 2\n");
       return -ENODEV;
     }
 
-  /* Now bind the SPI interface to the SST 25 SPI FLASH driver */
+  /* Now bind the SPI interface to the W25 SPI FLASH driver */
 
-  mtd = sst25_initialize(spi);
+  mtd = w25_initialize(spi);
   if (!mtd)
     {
       fdbg("ERROR: Failed to bind SPI port 2 to the SST 25 FLASH driver\n");
@@ -140,7 +140,7 @@ int stm32_w25initialize(int minor)
 
   /* Mount the file system at /mnt/w25 */
 
-  snprintf(devname, 12, "/mnt/w25%c", a + minor);
+  snprintf(devname, 12, "/mnt/w25%c", 'a' + minor);
   ret = mount(NULL, devname, "nxffs", 0, NULL);
   if (ret < 0)
     {