--- zzzz-none-000/linux-2.6.39.4/drivers/mtd/devices/Kconfig	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/drivers/mtd/devices/Kconfig	2021-11-10 13:38:15.000000000 +0000
@@ -112,6 +112,13 @@
 	  Set up your spi devices with the right board-specific platform data,
 	  if you want to specify device partitioning.
 
+config MTD_NMYX25
+	tristate "Support N25Q256 M25P32 SPI Flash chips"
+	depends on SPI_MASTER && HW_MUTEXES
+	help
+	  This enables access to the N25Q256 AND M25P32 SPI flash chips, used
+	  for program and data storage. 
+
 config MTD_SLRAM
 	tristate "Uncached system RAM"
 	help
@@ -305,4 +312,52 @@
 	  LinuxBIOS or if you need to recover a DiskOnChip Millennium on which
 	  you have managed to wipe the first block.
 
+config MTD_SFL
+	tristate "Generic Serial Flash MTD Driver Support"
+	depends on MTD && SPI
+	---help---
+	  This provides a MTD device driver for the most of the Serial Flash devices over SPI interface.	
+
+config SFL_SFI
+	int "Serial Flash mode (0/1)"
+	default 1
+    depends on MTD_SFL 
+    help
+      Set 0 for core SPI mode
+      Set 1 for SFI mode
+
+config SFL_FAST_READ
+        int
+        default 0 if SFL_NORMAL_READ_MODE
+        default 1 if SFL_FAST_READ_MODE
+        default 2 if SFL_DUAL_FAST_READ_MODE
+choice
+        prompt "Serial Flash read mode option"
+        depends on MTD_SFL 
+        default SFL_NORMAL_READ
+
+config SFL_NORMAL_READ_MODE
+        bool "Normal read"
+
+config SFL_FAST_READ_MODE
+        bool "Fast read"
+
+config SFL_DUAL_FAST_READ_MODE
+        bool "Dual-Fast read"
+endchoice
+
+config AVALANCHE_SFL_CLK
+   int "Serial Flash Clock rate 50MHz (maximum)"
+   default 40000000
+   depends on MTD_SFL
+   help
+     Set the Clock rate for Serial Flash device
+
+config SFL_EXTENDED_FLASH
+        bool "Enable support for 32MB monolithic flash in kernel (Puma5)"
+        help
+          Select this option to compile the SPI flash driver with support of 32Mb monolithic flash.
+          The driver will use extended memory operations for flash to access higher addresses.
+        default n
+
 endmenu