2 files changed, 6 insertions, 9 deletions
diff --git a/nuttx/drivers/mtd/Kconfig b/nuttx/drivers/mtd/Kconfig
index a68fcaaeb..01d488cd6 100644
--- a/nuttx/drivers/mtd/Kconfig
+++ b/nuttx/drivers/mtd/Kconfig
@@ -101,14 +101,6 @@ config AT25_SPIFREQUENCY
 	int "AT25 SPI Frequency"
 	default 20000000
 
-config AT25_READONLY
-	bool "AT25 Read-Only FLASH"
-	default n
-
-config AT25_SECTOR512
-	bool "Simulate 512 byte Erase Blocks"
-	default n
-
 endif
 
 config MTD_AT45DB
diff --git a/nuttx/drivers/mtd/at25.c b/nuttx/drivers/mtd/at25.c
index 465ea4425..914c08c1b 100644
--- a/nuttx/drivers/mtd/at25.c
+++ b/nuttx/drivers/mtd/at25.c
@@ -57,11 +57,16 @@
 /************************************************************************************
  * Pre-processor Definitions
  ************************************************************************************/
+/* Configuration ********************************************************************/
 
 #ifndef CONFIG_AT25_SPIMODE
 #  define CONFIG_AT25_SPIMODE SPIDEV_MODE0
 #endif
 
+#ifndef CONFIG_AT25_SPIFREQUENCY
+#  define CONFIG_AT25_SPIFREQUENCY 20000000
+#endif
+
 /* AT25 Registers *******************************************************************/
 /* Indentification register values */
 
@@ -180,7 +185,7 @@ static void at25_lock(FAR struct spi_dev_s *dev)
 
   SPI_SETMODE(dev, CONFIG_AT25_SPIMODE);
   SPI_SETBITS(dev, 8);
-  (void)SPI_SETFREQUENCY(dev, 20000000);
+  (void)SPI_SETFREQUENCY(dev, CONFIG_AT25_SPIFREQUENCY);
 }
 
 /************************************************************************************