m28evk: Use GENERATED_GBL_DATA_SIZE

Use GENERATED_GBL_DATA_SIZE for calculating CONFIG_SYS_INIT_SP_OFFSET.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

diff --git a/include/configs/m28evk.h b/include/configs/m28evk.h
index 39c841f..2b4871e 100644 (file)
--- a/include/configs/m28evk.h
+++ b/include/configs/m28evk.h
@@ -92,7 +92,14 @@
 #define        CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
 #define        CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 /* Point initial SP in SRAM so SPL can use it too. */
-#define        CONFIG_SYS_INIT_SP_ADDR         0x00002000
+
+#define CONFIG_SYS_INIT_RAM_ADDR       0x00002000
+#define CONFIG_SYS_INIT_RAM_SIZE       (128 * 1024)
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+       (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+       (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 /*
  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot