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-rw-r--r--arch/powerpc/cpu/mpc5xxx/start.S15
-rw-r--r--include/configs/a3m071.h2
-rw-r--r--include/configs/a4m072.h2
3 files changed, 19 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc5xxx/start.S b/arch/powerpc/cpu/mpc5xxx/start.S
index 02c706e..94eb0d3 100644
--- a/arch/powerpc/cpu/mpc5xxx/start.S
+++ b/arch/powerpc/cpu/mpc5xxx/start.S
@@ -76,6 +76,21 @@ _start:
* been done in the SPL u-boot version.
*/
GET_GOT /* initialize GOT access */
+
+ /*
+ * The GD (global data) struct needs to get cleared. Lets do
+ * this by calling memset().
+ * This function is called when the platform is build with SPL
+ * support from the main (full-blown) U-Boot. And the GD needs
+ * to get cleared (again) so that the following generic
+ * board support code, defined via CONFIG_SYS_GENERIC_BOARD,
+ * initializes all variables correctly.
+ */
+ mr r3, r2 /* parameter 1: GD pointer */
+ li r4,0 /* parameter 2: value to fill */
+ li r5,GD_SIZE /* parameter 3: count */
+ bl memset
+
bl board_init_f /* run 1st part of board init code (in Flash)*/
/* NOTREACHED - board_init_f() does not return */
#else
diff --git a/include/configs/a3m071.h b/include/configs/a3m071.h
index a4050f3..120fdc6 100644
--- a/include/configs/a3m071.h
+++ b/include/configs/a3m071.h
@@ -14,6 +14,8 @@
#define CONFIG_MPC5200
#define CONFIG_A3M071 /* A3M071 board */
+#define CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_SYS_GENERIC_BOARD
#define CONFIG_SYS_TEXT_BASE 0x01000000 /* boot low for 32 MiB boards */
diff --git a/include/configs/a4m072.h b/include/configs/a4m072.h
index cc88ac1..3c67655 100644
--- a/include/configs/a4m072.h
+++ b/include/configs/a4m072.h
@@ -19,6 +19,8 @@
#define CONFIG_MPC5200 1 /* This is a MPC5200 CPU */
#define CONFIG_A4M072 1 /* ... on A4M072 board */
#define CONFIG_MPC5200_DDR 1 /* ... use DDR RAM */
+#define CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_SYS_GENERIC_BOARD
#define CONFIG_SYS_TEXT_BASE 0xFE000000