SPEAr : Support added for SPEAr300 board

SPEAr300 SoC support contains basic spear300 support along with the
usage of following drivers
- serial driver(UART)
- i2c driver
- smi driver
- nand driver(FSMC)
- usbd driver

Signed-off-by: Vipin <vipin.kumar@st.com>
diff --git a/Makefile b/Makefile
index 2d9fac8..395c648 100644
--- a/Makefile
+++ b/Makefile
@@ -3028,6 +3028,9 @@
 smdk2410_config	:	unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm920t smdk2410 samsung s3c24x0
 
+spear300_config :	unconfig
+	@$(MKCONFIG) -n $@ -t $(@:_config=) spear3xx arm arm926ejs $(@:_config=) spear spear
+
 spear600_config :	unconfig
 	@$(MKCONFIG) -n $@ -t $(@:_config=) spear6xx arm arm926ejs $(@:_config=) spear spear