Fix some typos

This patch fixes three typos.
The first is a repetition of CONFIG_CMD_BSP.
The second makes the #endif comment match its #if.
The third is a spelling error.

Signed-off-by: Adrian Filipi <adrian.filipi@eurotech.com>

README

diff --git a/README b/README
index 5e2bca4..f14fb7b 100644
--- a/README
+++ b/README
@@ -623,7 +623,6 @@
 		CONFIG_CMD_SPI		* SPI serial bus support
 		CONFIG_CMD_USB		* USB support
 		CONFIG_CMD_VFD		* VFD support (TRAB)
-		CONFIG_CMD_BSP		* Board SPecific functions
 		CONFIG_CMD_CDP		* Cisco Discover Protocol support
 		CONFIG_CMD_FSL		* Microblaze FSL support
 

cpu/arm920t/s3c24x0/usb.c

diff --git a/cpu/arm920t/s3c24x0/usb.c b/cpu/arm920t/s3c24x0/usb.c
index ef5d5bf..421ebb4 100644
--- a/cpu/arm920t/s3c24x0/usb.c
+++ b/cpu/arm920t/s3c24x0/usb.c
@@ -69,4 +69,4 @@
 }
 
 # endif /* defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410) */
-#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */
+#endif /* defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT) */

doc/README.nand-boot-ppc440

diff --git a/doc/README.nand-boot-ppc440 b/doc/README.nand-boot-ppc440
index a1c1d8c..1e9c102 100644
--- a/doc/README.nand-boot-ppc440
+++ b/doc/README.nand-boot-ppc440
@@ -9,7 +9,7 @@
 completely without NOR FLASH. This can be done by using the NAND
 boot feature of the 440 NAND flash controller (NDFC).
 
-Here a short desciption of the different boot stages:
+Here a short description of the different boot stages:
 
 a) IPL (Initial Program Loader, integrated inside CPU)
 ------------------------------------------------------