board: emsdp: optimize the doc and update rev2 memory layout

* optimize the doc
* update the memory layout of rev2

Signed-off-by: Wayne Ren <[email protected]>

Author: Wayne Ren

board/emsdp/rev2/configs/target_mem_config.h

@@ -74,11 +74,11 @@
 #endif
 
 #ifndef EXT_ROM_START
-#define EXT_ROM_START 	0x10000000
+#define EXT_ROM_START 	0x00000000
 #endif
 
 #ifndef EXT_ROM_SIZE
-#define EXT_ROM_SIZE	0x1000000
+#define EXT_ROM_SIZE	0x40000
 #endif
 
 #ifndef EXT_RAM_START

doc/documents/board/emsdp.rst

@@ -1,12 +1,12 @@
 .. _board_emsdp:
 
-|emsdp|
+ARC EM Software Development Platform
 ====================================
 
 Introduction
 ------------
 
-The DesignWare® ARC® |emsdp| (emsdp)
+The DesignWare ARC |emsdp| (emsdp)
 is an FPGA based development platform intended to support ARC licenses in developing their software for the ARC EM processor family and ARC EM Subsystems. It has the support for ARC
 EM4, EM5D, EM6, EM7D, EM9D and EM11D processors. ARC EM Enhanced Security Package (ESP) and ARC EM Subsystems (DFSS, SCSS, DSS) are also supported.
 
@@ -39,7 +39,7 @@ The |emsdp| board includes the following features:
 - Buttons, LEDs and switches
 
 
-The DesignWare |emsdp| contains the following components:
+The |emsdp| contains the following components:
 
 - FPGA