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-rw-r--r--include/configs/MPC8260ADS.h23
1 files changed, 21 insertions, 2 deletions
diff --git a/include/configs/MPC8260ADS.h b/include/configs/MPC8260ADS.h
index 6eec253b51..ed8fe6b075 100644
--- a/include/configs/MPC8260ADS.h
+++ b/include/configs/MPC8260ADS.h
@@ -42,6 +42,14 @@
#define CONFIG_MPC8260ADS 1 /* Motorola PQ2 ADS family board */
+/*
+ * Figure out if we are booting low via flash HRCW or high via the BCSR.
+ */
+#if (TEXT_BASE != 0xFFF00000) /* Boot low (flash HRCW) */
+# define CFG_LOWBOOT 1
+#endif
+
+
/* ADS flavours */
#define CFG_8260ADS 1 /* MPC8260ADS */
#define CFG_8266ADS 2 /* MPC8266ADS */
@@ -252,7 +260,7 @@
#define CFG_MEMTEST_START 0x00100000 /* memtest works on */
#define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
-#define CFG_LOAD_ADDR 0x100000 /* default load address */
+#define CFG_LOAD_ADDR 0x400000 /* default load address */
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
@@ -274,7 +282,9 @@
#define CFG_JFFS_CUSTOM_PART
/* this is stuff came out of the Motorola docs */
+#ifndef CFG_LOWBOOT
#define CFG_DEFAULT_IMMR 0x0F010000
+#endif
#define CFG_IMMR 0xF0000000
#define CFG_BCSR 0xF4500000
@@ -296,12 +306,21 @@
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
-/* 0x0EA28205 */
+#ifdef CFG_LOWBOOT
+/* PQ2FADS flash HRCW = 0x0EB4B645 */
+#define CFG_HRCW_MASTER ( ( HRCW_BPS11 | HRCW_CIP ) |\
+ ( HRCW_L2CPC10 | HRCW_DPPC11 | HRCW_ISB100 ) |\
+ ( HRCW_BMS | HRCW_MMR11 | HRCW_LBPC01 | HRCW_APPC10 ) |\
+ ( HRCW_CS10PC01 | HRCW_MODCK_H0101 ) \
+ )
+#else
+/* PQ2FADS BCSR HRCW = 0x0CB23645 */
#define CFG_HRCW_MASTER ( ( HRCW_BPS11 | HRCW_CIP ) |\
( HRCW_L2CPC10 | HRCW_DPPC10 | HRCW_ISB010 ) |\
( HRCW_BMS | HRCW_APPC10 ) |\
( HRCW_MODCK_H0101 ) \
)
+#endif
/* no slaves */
#define CFG_HRCW_SLAVE1 0
#define CFG_HRCW_SLAVE2 0
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