Add support for STX GP3SSA (stxssa) Board with 4 MiB flash.

Signed-off-by: Wolfgang Denk <wd@denx.de>

diff --git a/Makefile b/Makefile
index 2fe9a4682fcdb941fea55176f833fcdc90d43907..356fb916872287c1b375a08d9b13cbd72fcaefc3 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1771,8 +1771,16 @@ sbc8560_66_config:      unconfig
 stxgp3_config:         unconfig
        @$(MKCONFIG) $(@:_config=) ppc mpc85xx stxgp3
 
-stxssa_config:         unconfig
-       @$(MKCONFIG) $(@:_config=) ppc mpc85xx stxssa
+stxssa_config          \
+stxssa_4M_config:      unconfig
+       @mkdir -p $(obj)include
+       @if [ "$(findstring _4M_,$@)" ] ; then \
+               echo "#define CONFIG_STXSSA_4M" >>$(obj)include/config.h ; \
+               echo "... with 4 MiB flash memory" ; \
+       else \
+               >$(obj)include/config.h ; \
+       fi
+       @$(MKCONFIG) -a stxssa ppc mpc85xx stxssa
 
 TQM8540_config         \
 TQM8541_config         \

diff --git a/board/stxssa/config.mk b/board/stxssa/config.mk
index 30f42c53aa09b051114ce906823a47efa1615ef4..5f4fc7403e26a0afb188894c0ffb4b869d6693a7 100644 (file)
--- a/board/stxssa/config.mk
+++ b/board/stxssa/config.mk
@@ -22,13 +22,12 @@
 # MA 02111-1307 USA
 #
 
-#
 # default CCARBAR is at 0xff700000
 # assume U-Boot is less than 0.5MB
 # U-Boot is less than 256K, so push
 # it further up into the flash
 #
-TEXT_BASE = 0xfffC0000
+TEXT_BASE = 0xFFFC0000
 
 PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1
 PLATFORM_CPPFLAGS += -DCONFIG_E500=1

diff --git a/include/configs/stxssa.h b/include/configs/stxssa.h
index 8624f4b74b8d9ce9cc9c7f39fac5aeae4da5d405..1978a32bb1e98e97ca1dcd9ee14535a206e13907 100644 (file)
--- a/include/configs/stxssa.h
+++ b/include/configs/stxssa.h
@@ -80,16 +80,20 @@
  * This address, however, is used to configure a 256M local bus
  * window that includes the Config latch below.
  */
-#define CFG_LBC_OPTION_BASE    0xf0000000      /* Localbus Extension */
+#define CFG_LBC_OPTION_BASE    0xF0000000      /* Localbus Extension */
 #define CFG_LBC_OPTION_SIZE    256             /* 256MB */
 
 /* There are various flash options used, we configure for the largest,
  * which is 64Mbytes.  The CFI works fine and will discover the proper
  * sizes.
  */
-#define CFG_FLASH_BASE         0xFC000000      /* start of FLASH 64M    */
-#define CFG_BR0_PRELIM         0xFC001801      /* port size 32bit      */
-#define CFG_OR0_PRELIM         0xFC000FF7      /* 64 MB Flash           */
+#ifdef CONFIG_STXSSA_4M
+#define CFG_FLASH_BASE         0xFFC00000      /* start of  4 MiB flash */
+#else
+#define CFG_FLASH_BASE         0xFC000000      /* start of 64 MiB flash */
+#endif
+#define CFG_BR0_PRELIM (CFG_FLASH_BASE | 0x1801) /* port size 32bit     */
+#define CFG_OR0_PRELIM (CFG_FLASH_BASE | 0x0FF7)
 
 #define CFG_FLASH_CFI          1
 #define CFG_FLASH_CFI_DRIVER   1
@@ -104,9 +108,9 @@
 /* The configuration latch is Chip Select 1.
  * It's an 8-bit latch in the lower 8 bits of the word.
  */
-#define CFG_LBC_CFGLATCH_BASE  0xfb000000      /* Base of config latch */
-#define CFG_BR1_PRELIM         0xfb001801      /* 32-bit port */
-#define CFG_OR1_PRELIM         0xffff0ff7      /* 64K is enough */
+#define CFG_LBC_CFGLATCH_BASE  0xFB000000      /* Base of config latch */
+#define CFG_BR1_PRELIM         0xFB001801      /* 32-bit port */
+#define CFG_OR1_PRELIM         0xFFFF0FF7      /* 64K is enough */
 
 #define CFG_MONITOR_BASE       TEXT_BASE       /* start of monitor     */
 
@@ -300,17 +304,20 @@
 
 /* Environment - default config is in flash, see below */
 #if 0  /* in EEPROM */
-#define CFG_ENV_IS_IN_EEPROM   1
-#define CFG_ENV_OFFSET         0
-#define CFG_ENV_SIZE           2048
+# define CFG_ENV_IS_IN_EEPROM  1
+# define CFG_ENV_OFFSET                0
+# define CFG_ENV_SIZE          2048
 #else  /* in flash */
-#define        CFG_ENV_IS_IN_FLASH     1
-#define CFG_ENV_SECT_SIZE      0x40000
-
-#define        CFG_ENV_ADDR            (CFG_MONITOR_BASE - CFG_ENV_SECT_SIZE)
-#define        CFG_ENV_SIZE            0x4000
-#define CFG_ENV_ADDR_REDUND    (CFG_ENV_ADDR - CFG_ENV_SECT_SIZE)
-#define CFG_ENV_SIZE_REDUND    (CFG_ENV_SIZE)
+# define CFG_ENV_IS_IN_FLASH   1
+# ifdef CONFIG_STXSSA_4M
+#  define CFG_ENV_SECT_SIZE    0x20000
+# else /* default configuration - 64 MiB flash */
+#  define CFG_ENV_SECT_SIZE    0x40000
+# endif
+# define CFG_ENV_ADDR          (CFG_MONITOR_BASE - CFG_ENV_SECT_SIZE)
+# define CFG_ENV_SIZE          0x4000
+# define CFG_ENV_ADDR_REDUND   (CFG_ENV_ADDR - CFG_ENV_SECT_SIZE)
+# define CFG_ENV_SIZE_REDUND   (CFG_ENV_SIZE)
 #endif
 
 #define CONFIG_LOADS_ECHO      1       /* echo on for serial download  */